® M I C R O V E R T E R RO MICROVERTER World’s Most Advanced Ultra High Density Single and Triple Output DC-DC Converters ® DC-DC Converters, 200-250 Watt Family Evaluation Boards and Triple Output Modules Available Up to 252 Watts 28, 48, and 300 VDC Input DESCRIPTION MicroVerter modules are high density DCDC converters designed for use in telecom and other centralized modular and distributed power applications. Three input voltage ranges are available and all use metal PC boards, planar transformers, and surface mount construction to produce up to 252 watts in a tiny package. F E AT U R E S Miniature Size High Density – Up to 58 W/in.3 Constant Frequency – 370KHz Parallelable with Current Sharing Fault Tolerant – n+m Redundancy Extremely Low Thermal Resistance Output Good Signal Synchronization Option UL, CSA, & TUV Approvals Non-Shutdown Over Voltage Protection Logic On-Off Thermal Protection Current Limit/Short Circuit Protection Isolated Auxiliary Outputs MODEL SELECTION Model Number Input 28 VDC 48 VDC 300 VDC (36-72V) (220-400V) (20-32V) Single Output µV28-2 µV48-2 µV300-2 µV28-3 µV48-3 µV300-3 µV28-5 µV48-5 µV300-5 µV28-8 µV48-8 µV300-8 µV28-12 µV48-12 µV300-12 µV28-15 µV48-15 µV300-15 µV28-24 µV48-24 µV300-24 µV28-28 µV48-28 µV300-28 Triple Output µV28-T512 µV48-T512 µV300-T512 µV28-T515 µV48-T515 µV300-T515 Output Voltage Current 2.1V 3.3V 5V 8V 12V 15V 24V 28V 60A 50A 40A 30A 20A 16A 10A 9A 5V 12V -12V 5V 15V -15V 35A* 3A* 3A* 35A* 3A* 3A* *Maximum Total Output Power 185 W. (See p. 19 for min. load requirements.) Option: --S Synchronization Feature 12 RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] Logic disabled power in Input ripple rejection Input overvoltage OUTPUT (Singles and Main Output of Triple) Set point accuracy Load regulation Line regulation Ripple Trim range Remote sense compensation OVP (non shutdown auto. recovery) Current Limit (auto.recovery) Current sharing (automatic) Transient response singles Transient response main output triples Transient response (see page 19) Temp drift Efficiency (see curves page 17) MIN 20 18 TYPICAL 24-28 MAX 32 2.6x10-4 20 1.5 7.5 0.35 60 32 60 .02 .02 1 ±1 .2 .2 3 ±10 0.5 120* 110-120 ±5 50 200 UNITS VDC VDC Coulombs % watts watts watts dB VDC % % % %p-p % V total % % % µs µs CONDITIONS 75% full output power full load, nominal line singles triples @ 120 Hz no damage to units no load 0 to full load over range 0 to 20 MHz consult factory for extended range S E R I E S INPUT Input voltage Brownout In rush charge Input reflected ripple No load power dissipation µ V 2 8 M I C R O V E R T E R ® µ V 2 8 S E R I E S S P E C I F I C AT I O N S * or Vout +.5V whichever is greater full load full load 20-80% load,.5A/µs, Vout 1% 10-20A, aux. loads 2.5A, .25A/µs, Vout 1% .02 %/°C ±1 .5 .1 .5 % % % %p-p % µs µs µs %/°C 10A on main, no load auxiliaries 0 to full load over range 0 to 20 MHz full load 20-80% load, Vout within 1% low line to high line, Vout 1% 50-100% load, Vout 1% OUTPUT (Auxiliary Outputs of Triples) Set point accuracy Load regulation Line regulation Ripple Current Limit (auto. recovery) Transient response Transient response Transient response Temp drift ±0.5 .2 .01 .25 110-120 200 200 200 .06 CONTROL Turn on time Logic turn on time Logic disabled current 2.5 1 1 ms ms mA input power applied, Vout 1% Vout within 1% sink consult factory for procedure 2200 VDC VDC VDC pF ISOLATION Input to output Input to case Output to case Input to output capacity THERMAL Operating temperature Automatic shut down temperature Thermal resistance case to ambient WEIGHT singles triples SIZE singles triples (outline drawings see page 16) 1000 1000 200 -40 +100 +105 4.2 3.3 7 9 0.5x2.4x3.6 0.5x2.4x4.6 +100 +110 °C case °C case °C/w °C/w oz. oz. inches inches single @ Tc=100°C triple @ Tc=100°C RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] 13 S E R I E S µ V 4 8 M I C R O V E R T E R ® µ V 4 8 S E R I E S S P E C I F I C AT I O N S INPUT Input voltage Brownout In rush charge Input reflected ripple No load power dissipation Logic disabled power in Input ripple rejection Input overvoltage OUTPUT (Singles and Main Output of Triple) Set point accuracy Load regulation Line regulation Ripple Trim range Remote sense compensation OVP (non shutdown auto. recovery) Current Limit (auto.recovery) Current sharing (automatic) Transient response singles Transient response main output triples Transient response (see page 19) Temp drift Efficiency (see curves page 17) MIN 36 32 72 14 100 .02 .02 1 ±1 .2 .2 3 ±10 0.5 120* 110-120 ±5 50 200 ±0.5 .2 .01 .25 CONTROL Turn on time Logic turn on time Logic disabled current ISOLATION Input to output Input to case Output to case Input to output capacity 3000 1500 500 THERMAL Operating temperature Automatic shut down temperature Thermal resistance case to ambient -40 +100 singles triples SIZE singles triples (outline drawings see page 16) MAX 72 2.6x10-4 20 2.5 7.5 1 60 OUTPUT (Auxiliary Outputs of Triples) Set point accuracy Load regulation Line regulation Ripple Current Limit (auto.recovery) Transient response Transient response Transient response Temp drift WEIGHT TYPICAL 48 UNITS VDC VDC Coulombs % watts watts watts dB VDC % % % %p-p % V total % % % µs µs .02 %/°C ±1 .5 .1 .5 110-120 % % % %p-p CONDITIONS 75% full output power full load, nominal line singles triples @ 120 Hz no damage to unit no load 0 to full load over range 0 to 20MHz consult factory for extended range * or Vout +.5V whichever is greater full load full load 20-80% load,.5A/µs, Vout 1% 10-20A, aux. loads 2.5A, .25A/µs, Vout 1% 10A on main, no load auxiliaries 0 to full load over range 0 to 20 mHz % full load 20-80% load, Vout within 1% low line to high line, Vout 1% 50-100% load, Vout 1% 200 200 200 .06 µs µs µs %/°C 2.5 1 1 ms ms mA input power applied, Vout 1% Vout within 1% sink consult factory for procedure 2200 VDC VDC VDC pF +105 4.2 3.3 7 9 0.5x2.4x3.6 0.5x2.4x4.6 +100 +110 °C case °C case °C/w °C/w oz. oz. inches inches single @ Tc=100°C triple @ Tc=100°C RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] S E R I E S M I C R O V E R T E R ® µ V 3 0 0 S E R I E S S P E C I F I C AT I O N S MIN 220 180 MAX 400 4.5x10-5 20 2.5 7.5 1 60 Logic disabled power in Input ripple rejection (120Hz) OUTPUT (Singles and Main Output of Triple) Set point accuracy Load regulation Line regulation Ripple Trim range Remote sense compensation OVP (non shutdown auto. recovery) Current Limit (auto.recovery) Current sharing (automatic) Transient response singles Transient response main output triple Transient response (See page 19) Temp drift Efficiency (See curves page 17) TYPICAL 300 ±10 .02 .02 1 +10, -30 ±1 .2 .2 3 0.5 120* 110-120 ±5 50 200 UNITS VDC VDC Coulombs % watts watts watts dB % % % %p-p % V total % % % µs µs CONDITIONS 75% full output power full load, nominal line singles triples @ 120 Hz no load 0 to full load over range 0 to 20 MHz consult factory for extended range * or Vout +.5V whichever is greater full load full load 20-80% load,.5A/µs, Vout 1% 10-20A, aux. loads 2.5A, .25A/µs, Vout 1% .02 %/°C ±1 .5 .1 .5 % % % %p-p % µs µs µs %/°C 10A on main, no load auxiliaries 0 to full load over range 0 to 20 mHz full load 20-80% load, Vout within 1% low line to high line, Vout 1% 50-100% load, Vout 1% OUTPUT (Auxiliary Outputs of Triples) Set point accuracy Load regulation Line regulation Ripple Current Limit (auto.recovery) Transient response Transient response Transient response Temp drift ±0.5 .2 .01 .25 110-120 200 200 200 .06 CONTROL Turn on time Logic turn on time Logic disabled current 250 2 1 ms ms mA input power applied, Vout 1% Vout within 1% sink consult factory for procedure 5700 VDC VDC VDC pF ISOLATION Input to output Input to case Output to case Input to output capacity 4500 2500 500 THERMAL Operating temperature Automatic shut down temperature Thermal resistance case to ambient -40 +100 WEIGHT SIZE singles triples singles triples +105 4.2 3.3 7 9 0.5x2.4x3.6 0.5x2.4x4.6 +100 +110 °C case °C case °C/w °C/w oz. oz. inches inches µ V 3 0 0 INPUT Input voltage Brownout In rush charge Input reflected ripple No load power dissipation single @ Tc=100°C triple @ Tc=100°C (outline drawings see page 16) RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] 15 MICROVERTER ® Outline Drawings SINGLE OUTPUT M I C R O V E R T E R ® O U T L I N E RO Note: Filled pins (marked •) are not provided in µV300 series models TRIPLE OUTPUT Note: Filled pins (marked •) are not provided in µV300 series models 16 RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] P E R F O R M A N C E Performance Data EFFICIENCY CURVES 2, 3, & 5V Output Models 12 & 24V Output Models 90 80 3.3V 75 70 2V 50 100 150 50 100 150 200 OUTPUT POWER, WATTS Triple Output Models Triple Output Models 250 85 EFFICIENCY, PERCENT EFFICIENCY, PERCENT 80 OUTPUT POWER, WATTS 85 80 5V@ 22A 75 24V 75 200 12V 85 ® 5V M I C R O V E R T E R EFFICIENCY, PERCENT EFFICIENCY, PERCENT 85 5V@ 13A 80 75 5V@5A 70 50 100 150 200 70 50 100 150 OUTPUT POWER, WATTS OUTPUT POWER, WATTS 5V Load Fixed, Aux. Output Loads Varied From 0 to 3A Each Aux. Loads Fixed at ±2A, 5V Load Varied All Loads Varied 200 Note: Typical Efficiency for Tc = 25°C and Nominal Input. Input and Output Measured at the Pins. RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] 17 MICROVERTER Performance Data (continued) Thermal Performance-Single Output 5 100 4 75 3 2 50 1 25 0 0 25 50 75 AMBIENT TEMPERATURE, °C 100 1 - With No Heatsink and No Airflow 2 - With 2005 Heatsink and No Airflow or, with a 2.2°C/W Heatsink 3 - With 2005 Heatsink and 200 LFM Airflow or, with a 1.8°C/W Heatsink 4 - With 2005 Heatsink and 400 LFM Airflow or with a 1.2°C/W Heatsink 5 - Output Power vs. Case Temperature. No Derating Required for Tc<100°C Thermal Performance-Triple Output Models 5 100 OUTPUT POWER, % OF FULL LOAD M I C R O V E R T E R ® THERMAL PERFORMANCE OUTPUT POWER, % OF FULL LOAD P E R F O R M A N C E ® RO 4 75 3 2 50 1 25 0 0 25 50 75 AMBIENT TEMPERATURE, °C 100 1 - With No Heatsink and No Airflow 2 - With 2006 Heatsink and No Airflow or, with a 2.0°C/W Heatsink 3 - With 2006 Heatsink and 200 LFM Airflow or, with a 1.5°C/W Heatsink 4 - With 2006 Heatsink and 400 LFM Airflow or with a 1.0°C/W Heatsink 5 - Output Power vs. Case Temperature. No Derating Required for Tc<100°C 18 RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] P E R F O R M A N C E OUTPUT RIPPLE & TRANSIENT RESPONSE Output Ripple Output Ripple Transient Transient Response 1 1 µs 50 mV 1 Vout 50 µs 100mV 1 5V 2 100 MS/s M I C R O V E R T E R ® 2 Iout 50 µs 10A 0A 100 MS/s MODEL µV48-5. 48V INPUT, 40A LOAD, DSO, 400MHZ ANALOG BW, 100 MS/s SAMPLING. MODEL µV48-5 LOAD STEP 8A-32A-8A. CURRENT SLEW RATE 0.5A/µs. MINIMUM LOAD - TRIPLES Minimum 5V Load vs. Auxiliary Output Power Minimum 5V Load vs. Auxiliary y Output Power µV300 Triple Output Models 2.0 2.0 1.5 1.5 5V LOAD A 5V LOAD A µV28 & µV48-Triple Output Models 1.0 Tc=100°C 0.5 Tc=100°C 1.0 Tc=25°C 0.5 Tc=70°C 0.0 0.0 30 36 42 48 54 60 66 72 78 AUXILIARY OUTPUT POWER, WATTS 84 90 30 36 42 48 54 60 66 72 78 84 90 AUXILIARY OUTPUT POWER, WATTS RO Associates, Inc. • Sunnyvale, CA • 408 744-1450 • Fax: 408 744-1521 • email: [email protected] 19