APC18T12 Datasheet, PDF (1/10 Pages) Astec America, Inc – 12Vin / 18A Non-Isolated Point-of-Load

Technical Reference Notes
APC18T12 Series
APC18T12 Series: 12Vin / 18A Non-Isolated Point-of-Load
The APC18 DC-DC Power Module is a high efficiency non-isolated buck converter designed for use in a wide variety of
applications. Packaged in an industry standard recognized SMT footprint: 1.3” x 0.53”, it works from a wide input voltage
range of 10V to 14V and offers a wide adjustable output range of 0.75V to 5.5V through external resistor programming.
Special Features
• Industry Standard SMT Footprint
• High Efficiency up to 95% at 5V output
• Adjustable output through external resistor
programming
• Low output ripple and noise
• Input UVLO
• Fixed Switching Frequency
• Positive Enable
• Remote Sense pin
Electrical Parameters
Input
Input Range
Input Surge
10-14VDC
15V / 100ms
Control
Enable
TTL compatible
(Positive or Negative Logic Enable Options)
Output
Load Current
Up to 18A max (Po ≤ 75W)
Line/Load Regulation < 1% V_O
Ripple and Noise
50mV_P-P Typ
Output Voltage
Adjust Range
0.75 – 5.5V_O
Transient Response 250mV Typ deviation
50% step
100µs settling time (Typ)
Remote Sense
Over Current
+10%V_O
120% max
Protection
Over Voltage
130% max
Protection
Over Temperature 110 °C
Protection
Environmental Specifications
• -40ºC to 85ºC Operating Temperature
• -40ºC to 125ºC Storage Temperature
• MTBF > 1 million hours
Safety
UL + cUL 60950, Recognized
EN60950 through TUV-PS
MODEL: APC18T12 SERIES
NOVEMBER 4, 2004 - REVISION 00
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