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| 100 Watts AK45C-20/ AV45C-20 High Efficiency Total Power: Input Voltages: No. of Outputs: 100 Watts 48V Single Electrical Specs Input Input Range Input Surge Efficiency 36 to 75 VDC 100V /100ms 5V @ 89% Typ 3.3V @ 86% Typ 2.5V @ 84% Typ Output Load Regulation 0.2% typical down to no load (output 5V and above) 10mV typical down to no load (output below 5V) 0.1% typical (output 5V and above) 10mV typical (output below 5V) 1% 100mV max typ Up to 0.5V 5% max deviation with 25% to 75% full (output 5V and above) 200mV (output below 5V) 500s (max) recovery 130% nominal output (output 5V and above) 160% nominal output (1.8V and 2V) 140% nominal output (3.3V output) 115% nominal output 375kHz (typ) Line Regulation Special Features * High efficiency * Industry standard package 1.45" x 2.28" x 0.5" * High capacitive load limit on start-up * Industry Standard features: UVLO, OVP, OCP, OTP, Output Enable, Differential Remote Sense * Regulation to zero load * Fixed frequency switching * Basic insulation Voltage Tolerance Noise/Ripple Remote sense Transient Response Overvoltage Protection Environmental Operating case temperature range: -40C to +100C Storage temperature: -55C to +105C Overtemperature protection: 110C typical MTBF: > 1 million hours Current Limit Switching Frequency Control Voltage Adjust Enable 90 to 110% Vo (1.8 V) 80 to 110% Vo (2.5, 3.3, 5 V) TTL compatible (Positive or Negative enable options) Safety AK45C: UL,cUL 1950 TUV EN60950 Basic Insulation AV45C: UL 1950 CSA 22.2-950-95 TUV EN60950 Operational Insulation 2 North America (USA): 1-888-41-ASTEC Europe (UK): 44 (1384) 842-211 Asia (HK): 852-2437-9662 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 (1384) 842-211 Facsimile: 44 (1384) 843-355 ASIA Units 2111-2116, Level 21 Tower1, Metroplaza 223, Hing Fong Road Fwai Fong, New Territories Hong Kong Telephone: 852-2437-9662 Facsimile: 852-2402-4426 Ordering Information Input Voltage 48V 48V 48V 48V 48V 48V 48V 48V Output Voltage 1.5V 1.8V 3.3V 5V 1.8V 2.5V 3.3V 3.3V Output Current 20A 20A 20A 20A 20A 20A 20A 20A Efficiency2 Model Number 85% Min 85% Min 89% Min 90% Min 81% min (84% typ) 84% min (86% typ) 86% min (88% typ) 86% min (88% typ) AV45C-048L-015F20HA (N) AV45C-048L-050F20HA (N) AV45C-048L-050F20HA (N) AV45C-048L-050F20HA (N) - (6)(8) (6)(8) (6)(8) (6)(8) AK45C-048L-018F20HA (N) - (6)(8) AK45C-048L-025F20HA (N) - (6)(8) AK45C-048L-033F20HA (N) - (6)(8) AK45C-048L-033F20HAN-6T7 OPTIONS: "N" = designates Negative Logic Enable (default is Positive Enable with no suffix "N" required) "-6" = designates 3.7mm pin length (default pin length is 5mm with no suffix required) "-8" = designates 2.8mm pin length Pin Assignments Single Output 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. +Vin No Pin Enable No Pin - VIN -Vout - Sense Trim +Sense +Vout Notes: 1. 20 MHz bandwidth. External 10 uF tant. capacitor in parallel with 1 uF ceramic capacitor placed across the output and secondary return ground. 2. Efficiency measurements are typical values taken at full load, nominal line and TA = 25C. 3. All specifications are typical at nominal line, full load and TA = 25C unless otherwise noted. 4. All specifications subject to change without notice. 5. Mechanical drawings are for reference only. Dimensions are in inches [millimeters]. Pin placement tolerance 0.005 [0.127]. Mechanical Tolerance 0.02 [0.5]. = 0.060" for Pins 6&10, the rest are = 0.040". 6. Technical Reference Notes should be consulted for detailed information when available. 7. Tuned model for specific application. 8. Warranty 1yr. Astec reserves the right to make changes to the information contained herein without notice and assumes no liability as a result of its use and application. (REV 02: OCTOBER 28, 2004) www.astecpower.com 3 |
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