AA25N "Includes 5V/ 3.3V Dual Output Model" Load Sharing 25 Watts AA25N Series Total Power 25 Watts Input Voltages 12V, 24V, 48V # of Outputs Single, Dual, Triple S P E C I A L F E AT U R E S E L E C T R I C A L S P E C I F I C AT I O N S • Input • • • • • • • • Ideal for telecom/networking applications High efficiency Unencapsulated 2.0” x 2.0” x 0.50” package. Integral heat spreader available 100°C Baseplate temperature Enable (on/off) Thermal protection 350kHz Switching frequency Under voltage lockout Input range ............................ 9-18Vdc (12Vdc nominal) 18-36 Vdc (24 Vdc nominal) 36 - 75Vdc (48Vdc nominal) Input capacitance .................. 2µF typical Input reverse voltage ............. Fuse recommended protection Input surge voltage ................ 100V for 100mS (048L) 50V for 100mS (024L) 36V for 100mS (012L) Input reflected ripple ............. <10mA (P-P) See Note 2 Undervoltage lockout ............ Vin<32V (-048L ONLY) Efficiency ............................... 82% typical E N V I R O N M E N TA L Output Voltage tolerance .................. Main Output ±1.0% Aux Output ±3.0% Dual Output ±2.0% Line regulation ....................... Main Output ±0.1% Aux Output ±0.5% Dual Output ±0.2% Load regulation ..................... Main Output ±0.75% Aux Output ±3.0% Dual Output ±0.5% (10% to 100% load) Note 6. Noise/ripple ........................... 50mV P-P, Singles 100mVp-p, Dual , Triple Short circuit protection .......... Continuous power cycle Overvoltage protection .......... 120% of V0, Typ Transient response ................ 2% Vo typ; recovery <500µsec typ (25% step load change to within 1%Vo) Temperature coefficient ......... ±0.2%/°C Switching frequency .............. 350kHz Operating case temperature range: -40°C +100°C Storage temperature: -40°C to +125°C Humidity: 5% to 100% SAFETY UL UL1950 CAN CAN22.2-950 TUV EN60950 Control AA25N-048L-033S Technical Manual - Click Here AA25N-048L-050S Technical Manual - Click Here AA25N-048L-120S Technical Manual - Click Here Enable ................................... on =2.5 to 5.5Vdc or open circuit off = 0 to 0.8Vdc Ref. to -Vin. TTL compatable Input current (enable OFF) .... <10ma Output trim ............................ Single output models Thermal shutdown ................ 110°C Baseplate temperature (typ) Auto reset Isolation I/O isolation ........................... 1500Vdc Isolation resistance ............... 15 x 108 ohms NOTES All specifications are typical at nominal line, full load and 25° C unless otherwise stated. Specifications subject to change without notice. 152 USA: 1-888-41-ASTEC Europe (UK): +44(0)1384-842211 Asia (HK): 852-2437-9662 ASIA 6F., CDW Building 382-392 Castle Peak Road Tsuen Wan, N.T., Hong Kong Telephone: 852-2437-9662 Facsimile: 852-2402-4426 AMERICAS 5810 Van Allen Way Carlsbad, CA 92008 Telephone: 760-930-4600 Facsimile: 760-930-0698 EUROPE Astec House, Waterfront Business Park Merry Hill, Dudley West Midlands, DY5 1LX, UK Telephone:+44(0)1384-842211 Facsimile:+44(0)1384-843355 D C D C O R D E R I N G I N F O R M AT I O N Input Vdc Output 1 Voltage 9-18 9-18 9-18 9-18 18-36 18-36 18-36 18-36 18-36 18-36 18-36 18-36 18-36 36-75 36-75 36-75 36-75 36-75 36-75 36-75 36-75 36-75 36-75 36-75 5V @ 4.5A 5V @ 2.5A 12V @ 1.04A 15V @ 0.83A 3.3V @ 6A 5V @ 5A 12V @ 2.08A 15V @ 1.67A 5V @ 2.5A 12V @ 1.04A 15V @ 0.83A 5V @ 2.5A 5V @ 2.5A 3.3V @ 6A 5V @ 5A 12V @ 2.14A 15V @ 1.67A 5V @ 2.5A 5V @ 5A 12V @ 1.04A 15V @ 0.83A 5V @ 2.5A 3.3V @ 3A 3.3V @ 3A Output 2 Voltage Output 3 Voltage Output Power Model Number -5V @ 2.5A -12V @ 1.04A -15V @ 0.83A 12V @ .52A 15V @ .42A -12V @ .52A -15V @ .42A -5V @ 2.5A 3.3V @ 6A -12V @ 1.04A -15V @ 0.83A 12V @ 0.52A 12V @ 0.62A 15V @ 0.5A -12V @ 0.52A -12V @ 0.62A -15V @ 0.5A 22.5W 22.5W 25W 25W 19.8W 25W 25W 25W 25W 25W 25W 25W 25W 19.8W 25W 25W 25W 25W *25W 25W 25W 25W 25W 25W AA25N-012L-050S AA25N-012L-050D AA25N-012L-120D AA25N-012L-150D AA25N-024L-033S AA25N-024L-050S AA25N-024L-120S AA25N-024L-150S AA25N-024L-050D AA25N-024L-120D AA25N-024L-150D AA25N-024L-050T120 AA25N-024L-050T150 AA25N-048L-033S AA25N-048L-050S AA25N-048L-120S AA25N-048L-150S AA25N-048L-050D AA25N-048L-050D033 (Note 7) AA25N-048L-120D AA25N-048L-150D AA25N-048L-050T120 AA25N-048L-033T120 AA25N-048L-033T150 P -5V @ 2.25A -12V @ 1.04A -15V @ .83A O W E R * Max output power not to exceed 25W total. The sum of output currents not to exceed 6 Amps. Any output loading ratio within the maximum specified limits is possible. PIN ASSIGNMENTS .52 (13.2) .20 (5.0) MIN. .015 (.38) MIN. .040 (1.01) DIA. TYP. 2.0 (50.8) 1.80 (45.72) .10 (2.54) 5 .90 (22.86) .40 (10.16) 6 2.00 (50.8) .40 (10.16) Dual Output Triple Output 1. 2. 3. 4. 5. 6. 7. 8. 1. 2. 3. 4. 5. 6. 7. 8. 1. 2. 3. 4. 5. 6. 7. 8. +Vin -Vin No Pin Enable No Pin V1 Out Comm Trim +Vin -Vin No Pin Enable V1 Out Comm V2 Out N/C +Vin -Vin No Pin Enable V2 Out V1 Out Comm V3 Out NOTES .40 (10.16) 2.00 (50.8) Single Output AA25N DIMENSIONS 1 .40 (10.16) 2 7 3 .40 (10.16) 4 8 1. 20 MHz bandwidth. An external 2.2µf ceramic capacitor is recommended to be placed from +V out to -V out. 2. 12V and 24V Input models require external capacitor connected between +V in and -V in to meet FCC class A and ETS300-386-1 requirements for conducted noise. Consult Factory for filtering information to meet FCC class B , VDE or EIC specifications. 3. All specifications are typical at nominal line, full load, and 25° C unless otherwise noted. 4. All specifications subject to change without notice. Mechanical drawings are for reference only. 5. Please refer to the Technical Reference Notes for more information. 6. Balanced loads on dual and Aux output voltage. 7. This model includes Trim feature and unique pin assignments. Contact factory. Case material: Metal base/cover Weight: 2.5 Oz / 68Gr. Rev 12.29.98 www.astec.com 153