10 to 15 Watt Isolated DC-DC Converter
B7 Series
Single / Dual Output
1. Features :
ꢀ Wide 2:1 Input Range
ꢀ Low Ripple and Noise
ꢀ Input / Output Isolation 1.5K Vdc or 3K Vdc
ꢀ 100 % Burn-In
ꢀ Input π- Filter
ꢀ Custom Design Available
2. Absolute maximum ratings:
( Exceeding these values may damage the module. These are not continuous operating ratings )
Parameter
Condition
12V Input Model
24V Input Model
48V Input Model
Nominal Input Range
---
Min.
-0.7
-0.7
-0.7
Typ.
12
Max.
22.5
45
Unit
Input Absolute Voltage Range
Vdc
24
48
90
Output Short circuit duration
Reverse Polarity Input current Limit
Operating temperature
Indefinite & Auto-Restart
---
-25
-55
---
---
---
1
A
Output Full Load
+71
+105
℃
Storage temperature
3. Nominal Input / Output Electrical Specifications :
( Specifications typical at Ta = +25℃, nominal input voltage, rated output current unless otherwise noted )
Parameter
Condition
12V Input Model
24V Input Model
48V Input Model
Output full Load
Min.
9
Typ.
12
Max.
18
Unit
Input Voltage Range
Vdc
18
36
---
---
24
36
48
72
Line Regulation
Load Regulation
---
± 0.5
± 0.5
± 2
Single Output Model
Dual Output Model
Nominal Input
---
%
Output Voltage Accuracy
Output Voltage Balance
Switching Frequency
---
---
± 1.0
---
± 2.0
± 1.0
---
Dual Output at same Load
---
250
± 0.01
---
KHz
Nominal Input
% / ℃
Temperature Coefficient
---
± 0.02
---
Standard Series
High Isolation Series
500 Vdc
1500
3000
1000
---
Isolation Voltage
Vdc
---
---
MΩ
Isolation Resistance
Isolation Capacitance
---
---
1 KHz / 250 mV rms
350
---
pF
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