Astec Industry Standard
20 Watts
AA20C
Total Power:
Input Voltages:
No. of Outputs:
20 Watts
48V
Single
Electrical Specs
Input
Input range
Input capacitance
No load input power
Efficiency
36 to 75 VDC
1.6µF typ (48 models)
150mW max
84% typical (5V)
Output
Voltage tolerance
Overall regulation
Noise/ripple
Short circuit protection
Overvoltage protection
Transient response
±1.0%
±2% max
1% (mV P-P)
Continuous Power Cycle
Zener Clamp (125% of nom)
1 msec typical (50% step load
change to within 1%Vo)
±0.02 °C
400kHz
Special Features
Temperature Coefficient
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•
•
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20 W, Single output
2:1 Input range
Unencapsulated package
1.6" x 2.0" x 0.38 case
Replaces AA20B series
Industry standard package
Switching frequency
Isolation
I/O isolation
Isolation resistance
Isolation capacitance
1500 VDC
1 x 109 (Ohms)
220pF
Environmental
Operating base temperature range:
-40°C to +105°C (full load, no derating)
Storage temperature: -55°C to +125°C
Humidity: 5% to 95% (non-condensing)
EMI RFI Shielding: Six sided (except 033-M1)
MTBF: 361,000 hours (MIL HDBK-217)
Safety
UL
CSA
TUV
UL1950 Recognition
CSA22.2-950 Recognition
EN60950 Recognition
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America’s (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211
Asia (HK): 852-2437-9662
ASTEC [ Astec America, Inc ]
