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APA18T12 Datasheet, PDF (1/17 Pages) Astec America, Inc – 12Vin, 75Watts, Non-isolated DC - DC POL SIP Converter | |||
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Technical Reference Note
APA18T12 DC - DC Series
Preliminary
APA18T12 - 12Vin, 75Watts, Non-isolated DC â DC POL SIP Converter
The single output APA18T12 is a non-isolated, 75W, SIP footprint Point-of-Load (POL) DC/DC converter. The new
APA18T12 series can deliver an adjustable output voltage range from 0.75V â 5.5V at 18 Amps (A) with efficiency as high
as 93.5%, and the input voltage range is from 10 â 14V.
Electrical Parameters
Input
Input range
Input Surge
Efficiency
10 to 14 VDC
15V
92%@3.3Vo (Typical)
Special Features
⢠Point of Load (POL) applications
⢠High current slew rate at 1A/uS
⢠Industry standard footprint
⢠Open frame SIP
⢠-40°C to +85°C Ambient operating temperature
⢠Positive enable function
⢠Low output ripple and noise
⢠Adjustable output voltage through external resistor
programming
⢠Regulation to zero load
Safety
UL, cUL
TUV
60950 Recognized
EN60950 Licensed
Output
Line Regulation
Load Regulation
0.75Vo
0.75 < Vo < 3.3V
3.3V ⤠Vo
Regulation
Over operating
Temperature range
< 0.5%
7mV
15mV
25mV
< 1.0%
Noise / Ripple
0.75 â 5Vo
> 5Vo
60mV
75mV
Enable
TTL compatible
Transient Response
200mV typical deviation
For load change of 50% step
Between 10% to 100% of load
200uS(max) recovery
Remote Sense
0.25V
Turn on input voltage 8.7 â 9.7V (Typ)
OCP/OTP
Hiccup â auto recovery
Model: APA18T12 Series
Date: June 2004
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