ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters ATC210 Dual-Input Bus Converter Integrated Power Conversion and Power Management Solution Footprint optimized for high-density ATCA applications Accepts inputs from both -48 V “A” and “B” feeds Power management functions include ORing, inrush control and transient protection 210 W on 12 V Intermediate Bus 6 W on 3.3 V Management Power Bus I2C serial bus interface for monitoring and reporting Programmable alarm thresholds via I2C Bus Hardware alarms via opto-isolators for loss of A or B feeds Comprehensive protection circuitry - current, voltage and temperature RoHS compliant The dual input ATC210 bus converter Critical alarms, such as loss of A or B provides AdvancedTCA (ATCA/PICMG3.0) feeds, are hardware-implemented. Other board designers a compact and rugged alarms are implemented over an I2C serial solution for generating intermediate bus bus which is enhanced with an interrupt voltages in a footprint-optimized package. pin. The ATC210 is more than a power The solution is provided in a 2.3 x 1.8 inch converter. It also provides power interface (59mm x 46mm) footprint and provides an and power management functionality. The optimized solution for space-constrained power interface functions include ORing, systems that employ distributed power filtering and inrush control, while power architectures. management functionality is facilitated by both I2C serial bus and direct high-speed interfaces. [ 2 YEAR WARRANTY ] 1 File Name: atc210.pdf Rev: 15 May 2006 SXA10|Series DC-DC ATC210 Dual Series 210 |W15W DC-DC Intermediate Bus Converters Stresses in excess of the maximum ratings can cause permanent damage to the device. Operation of the device is not implied at these or any other conditions in excess of those given in the specification. Exposure to absolute maximum ratings can adversely affect device reliability. Absolute Maximum Ratings Characteristic Symbol Min Input voltage - continuous Vin (cont) 0 Input voltage - peak Vin (peak) Operating temperature Top Storage temperature Output power Typ Max Units Notes and Conditions -75 Vdc Vin(+) - Vin(-) -100 Vdc Transients of 1 ms or less duration -25 85 ºC Refer to thermal specification section for derating guidelines Tstorage -40 125 ºC Pout (max) 0 210 W Main output load current must not exceed 17.5 A. Combined power not to exceed 210 Watts All specifications are typical at nominal input Vin = 48 V, full load under any resistive load combination at 25 ˚C unless otherwise stated. Input Characteristics Characteristic Symbol Min Input voltage - operating Vin (oper) -36 Typ Max Units Notes and Conditions -72 Vdc Management power available down to lower UVLO threshold Input current - quiescent lin(off) 10 Input Current - operating Iin (cont)_48 V no load on 12 Vout and 3.3 Vout Iin (cont)_60 V mAdc Outside working voltage range for 2 s or more 0.142 A @ 55.2 Vin 0.137 A @ 69.0 Vin Typical float voltage for 48 V and 60 V systems Input capacitance requirement (external) C i/p Inrush current, maximum linrush 8.8 82 µF See Application Note 205 10.30 A Compliant with PICMG 3.0 sec 4.1.4.1 for boards 2.00 ms Compliant with PICMG 3.0 sec 4.1.4.1 for boards 10/12 A In –48_A,B / RTN A,B lines* amplitude Inrush current, duration Tinrush Input fuse *See Application Note 205 (Section 5.2) for manufacturer and part number. Input Characteristics - Overload and Short Circuit Protection Characteristic Symbol Min Typ Max Units Notes and Conditions Primary overload current Primary overload duration Ipri_OL 7.7 8.8 10.3 A Maximum current draw during 2.8 3.0 ms overload event Short circuit protection across inrush capacitance (pin 11 wrt pin 10). Also includes the main power line from post IS/C_switch on TS/C_switch on IS/C_operational TS/C_operational 5.7 2.6 A ms A µs Maximum at 36 Volts Vin 2.4 Tpri_OL 1.8 2.0 85 12 Worse case at 72 Volts Vin inrush circuit up to and including the IBC input For all above overload and short circuit conditions, the unit shuts off safely. The unit can be restarted, providing the fault condition is no longer present. 2 File Name: atc210.pdf Rev: 22 Jun 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters Turn On/Off Characteristic Symbol Input voltage - turn-on Vin (on) Vin (uvlo) Vin (on) Input voltage - turn-off Input voltage - turn-on Min Typ Max Units -36 Vdc -32 Vdc -72 Vdc Input voltage - turn-off Vin (ovlo) -77.5 Vdc Rise time Trise_3.3 V 1.1 ms Trise_12 V 20 ms Max Units Notes and Conditions 0 to 90%, full load, max output capacitance. 3.3 V comes up first 0 to 90%, full load, max output capacitance. Signal Electrical Interface Characteristic - Signal Name Symbol Min Typ Remote ON/OFF (Input only) pins 14 and 13 Isolated floating opto coupler input. Can use 3.3 V output (secondary) or directly use enable A or B (primary) to turn on main 12 V output Input current Iih Acceptable high level Iih (leakage) Low level input voltage Vil Opto coupler voltage drop Vd(on) Internal resistance Rint 1.6 5.0 mA Current flowing (into pin 14, out of pin 13) to turn on 12 V output 10 µA Acceptable leakage current (into pin 14, out of pin 13) V Converter is guaranteed on when r/c voltage (pin 14 wrt to pin 13) is equal to or greater than Vil (min) V Maximum photodiode voltage drop kΩ Series resistance between pin 14 and pin 13 3.0 1.5 1.0 Isolation Basic Isolation of signal from primary and from secondary circuits according to EN60950 and UL60950 A_OK# and B_OK# (Output only) pins 16 and 17 Two open collector outputs, used to monitor the status of -48 V_A and -48 V_B buses respectively. Signal is active low, when buses are ‘OK’ Input Voltage (IBC) 35.0 Input current (sink) Iol Maximum allowable leakage current Iol_leakage 0.3 Isolation Minimum voltage required at the input to IBC for A_OK# and B_OK# to be okay 0.8 3.4 mA Sink current capability of each pin 10 µA Maximum leakage current in open collector transistor when pin is pulled to 3.3 V Basic Isolation of signal pins from primary circuits according to EN60950 and UL60950 3.3 V Trim (Input only) pin 27/28 Allows the 3.3 V to be trimmed up and down Controlled output voltage range Vo trim up Vo trim down Programme/V select law 3 www.artesyn.com Notes and Conditions Rcontrol 3.13 3.48 3.16 8.06 3.52 V V Connect trim pin to output return to trim high, and to 3.3 Vout to trim low. See Application Note 205 kΩ V/mA, current from pin increases output voltage See Application Note 205 for further details File Name: atc210.pdf Rev: 15 May 2006 SXA10|Series DC-DC ATC210 Dual Series 210 |W15W DC-DC Intermediate Bus Converters Signal Electrical Interface Contd. Characteristic - Signal Name Symbol Min Typ Max Units Interrupt (output only) pin 18 Notes and Conditions Output, which goes active low when any of the measured parameters goes outside its limits. See Application Note 205 for further detail High level output voltage Voh Low level output voltage 3.30 V Interrupt is not active Vol 0.1 V Interrupt is active High level output current Ioh 5.0 mA Output source current Low level sink current Iol 5.0 mA Output sink current I2C Bus (input and output) pins 20 and 22 Low level sink current Iol Clock frequency I2Cfreq 2.90 3.10 5.0 100 mA kHz SDA and SCL referenced to secondary side 3.3 V return provide the communication path with the ‘host’ system. See Application Note 205 for further details This value is fixed Address A0, A1, A2 pins 21, 19 and 17 (input only) Forms part of the I2C binary address. These are hardwired to logic ‘1’ via 10 k pull-ups, but can be configured to logic ‘0’ by connecting to 3.3 V output return via zero Ω link(s). See Application Note 205 for further details Enable A & B (input only) These two inputs effectively connect to their respective returns once the Zone1 connector mates with the Zone1 socket on the backplane. Both Enables must mate to start up the unit Holdup Characteristics Characteristic Symbol Min Hold up capacitance requirement Choldup Chold_min Clamp voltage Vcl 41.0 Clamp voltage OVP Vcl_ovp 4 Typ Max Units Notes and Conditions 8,000 µF Chold_min depends on load and hold up requirement on customer system. See Application Note 205 V Voltage on hold up capacitors (pin 12 wrt pin 9) when input is 43 V and 210 W load V If the clamp voltage exceeds Vcl_ovp, the unit trips. Reset is achieved by cycling the input power 41.5 48.0 File Name: atc210.pdf Rev: 15 May 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters Common Protection/Control Characteristic Symbol Min Typ Max Units Notes and Conditions Overtemperature protection Top 120 125 130 ºC The IBC shuts down, resulting in both shut down of 3.3 V and 12 V. Once the substrate temperature has decreased by 5 ºC, the IBC turns back on enabling both voltages (IBC) Overtemperature protection (main unit) Primary side threshold Secondary side threshold Primary side hysterisis Secondary side hysterisis Tpri Tsec Tpri_hys Tsec_hys 107 102 20 10 ºC ºC ºC ºC Temperature sensors are on primary and secondary side. Once the thresholds have been exceeded, the 12 V output is disabled, but the 3.3 V remains. The 12 V output can only be enabled by cycling power or through the I2C interface provided that the temperature has decreased below its hysterisis level. Adjustable primary and secondary thresholds are also provided and can be set lower than the fixed thresholds. See Application Note 205. Reliability and Service Life Characteristic Symbol Mean time between failure MTBF Min Typ Max 2,008,000 Units Notes and Conditions Hours Telcordia SR-332 Vin = Vin (nom); Iout = Iout (max); ambient 25 ºC; ground benign environment Other Specifications Characteristic Symbol Switching frequency Fsw Min Weight Typ Max Units Notes and Conditions 400 kHz As determined by IBC 80 g Environmental Specifications Characteristic Symbol Min Thermal Performance Top -25 5 www.artesyn.com Typ Max Units Notes and Conditions 85 ºC See derating curves (Figures 1,2) File Name: atc210.pdf Rev: 15 May 2006 SXA10|Series DC-DC ATC210 Dual Series 210 |W15W DC-DC Intermediate Bus Converters EMC Electromagnetic Compatibility Phenomenon Port Standard Immunity: Radiated immunity Test level Criteria Notes and conditions EN61000-4-3 ESD Emissions: Conducted emission Enclosure EN61000-4-2 6 kV contact 8 kV air -48 V A or B bus and returns EN55022 A/B As per ETS 300 386-1 table 5 Conducted See Application Note 205 for guidelines on how to meet the required EMI standard Referenced ETSI standards: ETS 300 386-1 table 5 (1997): Public telecommunication network equipment, EMC requirements ETS 300 132-2 (1996): Power supply interface at the input to telecommunication equipment: Part 2 operated by direct current (dc) ETR 283 (1997): Transient voltages at interface A on telecommunication direct current (dc) power distributions PICMG® 3.0 rev 2.0 : AdvancedTCA™ Base Specification Safety Agency Approvals Characteristic Notes and Conditions UL/cUL60950-1 E174104 TÜV Product Services EN60950-1 B051138572060 CB certficate and report to DE3-53905 IEC60950-1 Material Ratings Characteristic Notes and Conditions Flammability rating UL94V-0 Model Numbers Model Number Input Voltage Output Voltage Output Current (Max.) Typical Max. Load Efficiency Regulation ATC210-48D12-03J -36 to -72 Vdc 12 V 17.5 A 89% @ full load ±5% Note Total output power = 210 W 3.3 V 1.8 A ±3% Management power RoHS Compliance Ordering Information The ‘J’ at the end of the part number indicates that the part is Pb-free (RoHS 6/6 compliant). TSE RoHS 5/6 (non Pb-free) compliant versions may be available on special request, please contact your local sales representative for details. 6 File Name: atc210.pdf Rev: 15 May 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters Electrical Characteristics - O/P Characteristic Symbol Min Typ Max Units Notes and Conditions Vdc Vin = Vin (nom) For all line, static load and temperature variations Main Output - 12V Nominal set-point voltage Vo (nom) 12.2 Total regulation band Vo 11.4 12.6 V Output current continuous Iout 0 17.5 Adc Output current limit Iocp 21.6 22.5 23.4 Adc Overvoltage protection for IBC Vovp 13.4 14.6 15.9 Output voltage - noise, pk-pk Vpk-pk Vrms 0 0 50 20 100 50 Output voltage during hold up event Vo (hold) 11 Output capacitance Co/p 1000 Symbol Min During a short-circuit or when current limit of 12 V is exceeded, 12 V latches off, 3.3 V remains on. The 12 V can only be enabled by cycling power, or via the I2C interface, providing the fault condition has cleared. See Application Note 205 OVP response time is 50 µs (typ.) mV p-p mVrms Measurement bandwidth 20 MHz Measurement bandwidth 20 MHz Vdc Lowest value of Vo @ Iout max. with input removed for hold up duration with recommended hold up capacitance 6000 µF Capacitance should be low ESR type. See Application Note 205 Max Units Notes and Conditions Vdc Vin = Vin(nom) 3.40 V For all line, static load and temperature variations 1.81 Adc Electrical Characteristics - O/P Characteristic Typ Management Power - 3.3V Nominal set-point voltage Vo (nom) Total regulation band Vo Output current continuous Iout Output current limit Iout_95% 2.7 Output current at short circuit Is/c 3.7 Output voltage monitor limits Vuvp Vovp 2.94 Output voltage - noise, pk-pk Vpk-pk Vrms 0 0 Output voltage during hold up event Vo (hold) 3.25 Output capacitance Co/p 100 7 www.artesyn.com 3.32 3.20 Adc Current measured at approximately 95% of output voltage 4.0 Adc Short circuit of less than 10 mΩ Output self recovers upon removal of the short circuit 3.00 3.60 3.67 Vdc Vdc If the 3.3 V goes outside these limits, the 12 V output is disabled. The 12 V output is enabled again by cycling input power, or by resetting via I2C 25 8 50 22 mV p-p mV rms Measurement bandwidth 20 MHz Measurement bandwidth 20 MHz Vdc Lowest value of Vo @ Iout max with input removed for hold up duration with recommended hold up capacitance µF Capacitance should be low ESR type . See Application Note 205 1000 File Name: atc210.pdf Rev: 15 May 2006 SXA10|Series DC-DC ATC210 Dual Series 210 |W15W DC-DC Intermediate Bus Converters Efficiency Characteristic Symbol Min Typ Efficiency η 86 89 Symbol Min Typ Max Units Notes and Conditions % full load, low to high line (12 V and 3.3 V = 210 W) Units Notes and Conditions Isolation Characteristics Characteristic Max Input to output insulation system Basic Input to output test voltage 2,250 Input to output capacitance Input to output resistance 2,000 100 Vdc Test duration 1s pF MΩ Measured with 500 Vdc A_OK# and B_OK# Basic Isolation from primary circuit ON/OFF+ and ON/OFF- Basic Isolation from both primary and secondary circuits 8 File Name: atc210.pdf Rev: 15 May 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters I2C Serial bus Interface - This page is a summary of the I2C features set for further detail refer to App 206 I2C Serial Bus Interface I2C Addressing and Access Value Registers, Address 20 h to 28 h Type Parameter Name Description Scaling Factor Address Voltage (Pri) -48 V Voltage between HU- and HU+IN 0.2915 V/bit 20 h Current (Pri) -48 V Current after input OR-ing 0.0273 A/bit 21 h Voltage (Pri) -48 V_A Voltage between –48V A and RTN A 0.2817 V/bit 22 h Voltage (Pri) -48 V_B Voltage between –48V A and RTN A 0.2817 V/bit 23 h Voltage (Sec) 3.3 V Management power voltage 0.0170 V/bit 24 h Voltage (Sec) 12 V Intermediate bus voltage 0.0598 V/bit 25 h Current (Sec) 12 V Current in intermediate bus 0.1082 A/Bit 26 h Temperature (Sec) Temp Secondary side temperature 0.5 ºC/bit-10 ºC 27 h Temperature (Pri) Temp Primary side temperature 0.5 ºC/bit-10 ºC 28 h The temperature parameter is scaled at 0.5 ºC/bit with an offset of -10 ºC for a range of -10 ºC (00 h) to 117 ºC (FFh). Serial Bus Interface General Description Characteristic Notes and Conditions Bus type Clock frequency I2C 100 kHz Supply Voltage (Note 1) 3.3 V Inventory Data Parameter Name Address Field Size Firmware revision (primary) 40 h-47 h 8 Firmware revision (secondary) 48 h-4F h 8 Firmware P/N (primary) 50 h-5F h 16 Firmware P/V (secondary) 60 h-6F h 16 ATC210 P/N (Artesyn format) 70 h-87 h 24 ATC210 Revision 88 h-8F h 8 ATC210 Serial No. 90 h-97 h 8 ATC210 Date Code 98 h-9F h 8 ATC210 Vendor (Artesyn) A0 h-A7 h 8 9 www.artesyn.com File Name: atc210.pdf Rev: 15 May 2006 SXA10|Series DC-DC ATC210 Dual Series 210 |W15W DC-DC 300 250 200 400 LFM 300 LFM 200 LFM 100 LFM 150 100 OUTPUT POWER (W) OUTPUT POWER (W) Intermediate Bus Converters 50 300 250 200 400 LFM 300 LFM 200 LFM 100 LFM 150 100 50 0 0 5 15 25 35 45 55 65 75 5 85 15 AMBIENT TEMPERATURE (ºC) 35 45 55 65 75 85 AMBIENT TEMPERATURE (ºC) Figure 1: Derating Curve with Forced Air -39 V to -60 V input Figure 2: Derating Curve with Forced Air -36 V to -72 V input 100 90.50 90.00 Full Load 89.50 89.00 EFFICIENCY (%) 91.00 EFFICIENCY (%) 25 90 80 39.5 V 48.0 V 72.0 V 70 60 50 35 45 55 65 75 INPUT VOLTAGE (V) Figure 3: Efficiency vs. Line (Full Load) 2 4 6 8 10 12 14 OUTPUT CURRENT (A) 16 18 Figure 4: Efficiency vs. Load 12 Vout 12 Vout 48 Vin 48 Vin 3.3 Vout Figure 5: Turn-On Characteristic (48 Vin) Channel 1: 12 Vout; Channel 2: 3.3 Vout; Channel 4: 48 Vin 10 3.3 Vout Figure 6: Turn-Off Characteristic Full Resistive Load (Input Power Removed) Channel 1: 12 Vout; Channel 2: 3.3 Vout; Channel 4: 48 Vin File Name: atc210.pdf Rev: 15 May 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters Inrush Current 12 Vout V Inrush Capacitor 82 µF 3.3 Vout Figure 7: Typical Output Ripple and Noise Measurement Channel 1: 12 Vout; Channel 2: 3.3 Vout V Inrush Capacitor 82 µF Figure 8: Inrush Current (39.5 V) Channel 3: Inrush Current; Channel 4: Voltage Across Inrush Capacitor I_12 Vout R/C Turn-on signal 12 Vout Inrush Current ‘Starting off’ point gets lower as input voltage increases (Initial step is to charge up capacitance) Figure 9: Inrush Current (72 V) Channel 3: Inrush Current; Channel 4: Voltage Across Inrush Capacitor Figure 10: Remote Control Turning-on Characteristic. Vin = 48 Volts, Turning-on into Full Load for 12 Vout and 3.3 Vout 12 Vout 12 Vout I_12 Vout R/C Turn-off signal 75-50% transient Figure 11: Remote Control Turning-off Characteristic. Vin = 48 Volts, Turning-off into Full Load for 12 Vout and 3.3 Vout 11 www.artesyn.com 50-75% transient Figure 12: Typical Transient Response 75-50% and 50-75% Step Load Change (1 A/µs), Channel 1: 12 Vout; Channel 3: Iout (12 Vout). Cout = 6000 µF File Name: atc210.pdf Rev: 15 May 2006 SXA10|Series DC-DC ATC210 Dual Series 210 |W15W DC-DC Intermediate Bus Converters 12 Vout (maintained during hold-up period) Hold-up voltage available to IBC current limit point 12 Vout 3.3 Vout I_12 Vout Figure 13: 12 Vout Current Limit Channel 1: 12 Vout; Channel 2: 3.3 Vout Channel 3: Iout (12 Vout) 12 Iprimary (off for 5 ms) 3.3 Vout Figure 14: Hold-up Characteristic Vin = 43 Volts, 12 Vout @ 17.5 Amps, 3.3 Vout @ 1.81 Amps File Name: atc210.pdf Rev: 15 May 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters 1 30 2 3 28 26 24 22 20 18 16 8 9 13 14 1.06 (26.96) 0.91 (23.15) 0.61 (15.53) 2.32 (59.00) 0.46 (11.72) SIDE VIEW 1.01 (25.58) 10 11 12 27 25 23 21 19 17 15 0.75 (19.05) 6 7 Recommended Drill Holes: Pins 1 to 14 1.3 mm Pins 15 to 28 1.1 mm Pins 29 and 30 1.9 mm 0.83 (21.08) 29 TOP VIEW 2.01 (51.09) 5 1.91 (48.55) 1.81 (46.00) 4 1.65 (41.91) 1.55 (39.37) 1.65 (41.91) 1.50 (38.1) 1.45 (36.83) 1.35 (34.29) 1.20 (30.48) 1.25 (31.75) 1.05 (26.67) 1.15 (29.21) 1.05 (26.67) 0.90 (22.86) 0.75 (19.05) 0.75 (19.05) 0.6 (15.24) 0.45 (11.43) 0.30 (7.62) 0.15 (3.81) 0.15 (3.81) BOTTOM VIEW Pin Functionality Pin Number / Pin Name 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 -48V A -48V B Reserved Reserved RTN A RTN B ENA ENB C_CLHUHU+OUT HU+IN ON/OFFON/OFF+ B_OK# 2.01 (51.09) 0.31 (7.91) 0.00 0.00 Dimensions in Inches (mm) Tolerances (unless otherwise specified) x.xx ±0.02 (x.x ±0.5) x.xxx ±0.010 (x.xx ±0.25) Pin Functionality Continued Pin Size Pin Number / Pin Name Pin Size 1.02 mm 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 0.64 mm Sq 1.02 mm See Note 2 See Note 2 1.02 mm 1.02 mm 1.02 mm 1.02 mm 1.02 mm 1.02 mm 1.02 mm 1.02 mm 1.02 mm 1.02 mm 0.64 mm Sq A_OK# A2 INTRPT A1 SCL A0 SDA 3V3 RTN 3V3 RTN 3V3 OUT 3V3 OUT 3V3 TRIM 3V3 TRIM 12V RTN 12V OUT 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 0.64 1.58 1.58 mm mm mm mm mm mm mm mm mm mm mm mm mm mm Sq Sq Sq Sq Sq Sq Sq Sq Sq Sq Sq Sq Figure 15 - Mechanical Drawing and Assignment Table (Pin Size is Diameter unless Otherwise Stated) 13 www.artesyn.com File Name: atc210.pdf Rev: 15 May 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters Pin Functionality Pin Number / Pin Name Function Note 1 -48V A Power input from ‘A’ bus Connects to ATCA Zone 1 connector pin 33 via external 10 A fuse 2 -48V B Power input from ‘B’ bus Connects to ATCA Zone 1 connector pin 34 via external 10 A fuse 3 Reserved For future use 4 Reserved For future use 5 RTN A Power return from ‘A’ bus Connects to ATCA Zone 1 connector pin 28 via external 12 A fuse 6 RTN B Power return from ‘B’ bus Connects to ATCA Zone 1 connector pin 29 via external 12 A fuse 7 ENA When connected to RTN A, turns ON isolated open collector ‘A enabled’ device (See Note 3) Connects to ATCA Zone 1 connector pin 32 via external 1 A fuse. Used to signal to management system correct board insertion and presence of ‘A’ bus 8 ENB When connected to RTN B, turns ON isolated open collector ‘B enabled’ device (See Note 3) Connects to ATCA Zone 1 connector pin 27 via external 1 A fuse. Used to signal to management system correct board insertion and presence of ‘B’ bus 9 C_CL- Connection to module of auxilliary capacitor hold up array -ve Utilises greater capacitance in a given can size of lower voltage capacitors. Clamped to –50 V wrt HU+OUT 10 HU- Connection to module of hold up capacitor array -ve 11 HU+OUT Connection from on board filter and management circuits to hold up capacitor array +ve May also connect to input of boost module to reduce hold up storage area 12 HU+IN Connection to main power converter from hold up capacitor array +ve May also connect to output of boost module to reduce hold up storage area 13 ON/OFF- Current from pin to turn main output ON Fully floating remote ON/OFF signal, may be used with management system or ATCA ENABLE_A/B via R-D network 14 ON/OFF+ Current into pin to turn main output ON Fully floating remote ON/OFF signal, may be used with management system or ATCA ENABLE_A/B via R-D network 15 B_OK# Open collector signal, monitors status of “B” feed Low when “OK” 16 A_OK# Open collector signal, monitors status of “B” feed Low when “OK” 17 A2 18 INTRPT 19 A1 20 SCL 21 A0 22 SDA Data I2C lines, serial data 23, 24 3V3 RTN Management power return and I2C Also return for ‘A _OK#’ and ’B_OK#’ signals. Externally connected to ATCA Zone 1 connector pin 26 25, 26 3V3 OUT 3V3, 6 W management power 27, 28 3V3 TRIM Trim pin for management power 29 12V RTN 12 V return 30 12V OUT 12 V power I2C lines, address strapping I2C Register out of limits, LM80 pin ‘INT#’ direct connection Interrupt Alarm I2C lines, address strapping I2C lines, clock line input Clock I2C lines, address strapping Externally connected to ATCA Zone 1 connector pin 26 Pin-Out Table 14 File Name: atc210.pdf Rev: 15 May 2006 ATC210 Dual Series | 210 W DC-DC Intermediate Bus Converters Note 1 The reference return for the I2C bus is on the secondary (SELV) side of the converter (i.e. 3V3_RTN) Note 2 Pins reserved for future use Note 3 Both ENables (ENA/ENB) have to be connected to their respective RTNS to enable the internal power management IC. CAUTION: Hazardous internal voltages and high temperatures. Ensure that unit is accessible only to trained personnel. The user must provide the recommended fusing in order to comply with safety approvals. 15 www.artesyn.com File Name: atc210.pdf Rev: 15 May 2006 SXA10|Series DC-DC ATC210 Dual Series 210 |W15W DC-DC Intermediate Bus Converters NORTH AMERICA e-mail: [email protected] % 800 769 7274 %+ 508 628 5600 EUROPEAN LOCATIONS e-mail: [email protected] IRELAND %+ 353 24 93130 AUSTRIA %+ 43 1 80150 FAR EAST LOCATIONS e-mail: [email protected] HONG KONG %+ 852 2699 2868 Longform Datasheet © Artesyn Technologies® 2006 The information and specifications contained in this datasheet are believed to be correct at time of publication. However, Artesyn Technologies accepts no responsibility for consequences arising from printing errors or inaccuracies. The information and specifications contained or described herein are subject to change in any manner at any time without notice. No rights under any patent accompany the sale of any such product(s) or information contained herein. 16 File Name: atc210.pdf Rev: 15 May 2006