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Electrical Specs
Special Features
100Watts
ALH25-Dual
Ultra High Efficiency
• 100W Output loadsharing
• 48VDC input
• Open frame 2.3”x2.4”x0.50”pkg.
• -40°C to +120°Cboard temperature
• Trim feature, both rails
• Industry standard pin-out
• Enable (on/off) (pos or neg logic)
• OC, OV, OT protection
• 5.0V/3.3V dual outputs
Environmental
Operating PCB temperature range:
-40°C to +120°C
Storage temperature: -55°C to +125°C
Weight: 80 grams
Input
Input range 36-75 VDC (48Vdc Nom.)
Efficiency 88% typical
Input reverse
Voltage protection Fuse recommended 3A.MB
Input Surge voltage 100V for 100ms
Output
Voltage tolerance +/-1%
Line regulation +/-0.2%
Load regulation +/-0.5%
Ripple/noise 200mV P-P
Temperature coefficient +/-0.02%/°C (max)
Transient response 3% Vo max recovery <500msec
(50% to 75% step load change)
Switching frequency 250 kHz typical
Control
Enable on = 1.2Vdc Max (Neg Enable)
off = 3Vdc Min (Neg Enable)
Ref. to -Vin. TTL compatible
Input current (enable off) <2ma.
Output trim Both outputs +/-10% minimum
Isolation
I/O isolation 1500Vdc
Safety
UL UL 1950
CAN22.2-950
TUV EN60950
Total Power: 100 Watts
Input Voltages: 48 V
No. of Outputs: Dual
Astec Industry Standard