DC Input Option 12V/24V/48V

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General Specifications  
Description DC power input for Cyberview 12V, 24V, 48V DC input option
Input Voltage

48V input with 36 - 75V, 1220mA

24V input with 18 - 36V, 2450mA
12V input with 9 - 18V, 4950mA
Output Voltage 12 VDC, 4.16A
85% (48V input)
85% (24V input)
84% (12V input)
Isolation Voltage 1500 VDC min.
Isolation Resistance 10,000,000 ohm min.
Switching Frequency
300KHz, Typ. (48V input)
400KHz, Typ. (24V/ 12V input)
Circuit Protection Continuous Short Circuit Protection

Input Specification  
Input Voltage Range 48V input with 36-75 V, Max. 1220mA
24V input with 18-36 V, MAx. 2450mA
12V input with 9-18 V, Max. 4950mA
Undervoltage Lockout

Power Up/Down= 34V / 32.5V (48V input)
Power Up/Down= 17V / 16V (24V inputl)
Power Up/Down= 8.8V / 8V (12 input)

Input Filter PI Type

Output Specifications  
Voltage Accuracy +/- 1% max.
Transient Response 25% Step Load Change < 500u sec.
External Trim Adj. Rnage +/- 10%
Ripple & Noise (20MHz BW.) 24V Input: 100mV RMS., max. 240mV pk-pk, max.
12V Input: 30mV RMS., max. 100mV pk-pk, max.
Temperature coefficient +/- 0.03% / Degree Celsius
Short Circuit Protection Continuous
Line Regulation +/- 0.2% max.
Load Regulation +/- 0.2% max.
Over Voltage Protection Trip Range 115-140% Vo nom
Current Limit 110% ~ 150% Nominal Output




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