B8
Series
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
10 to 15 Watt Isolated DC-DC Converter
Triple Output
2. Absolute maximum ratings
：
( Exceeding these values may damage the module. These are not continuous operating ratings )
Parameter
Condition
12V Input Model
Input
Absolute
Voltage Range
24V Input Model
48V Input Model
Output Short circuit duration
Reverse Polarity Input current Limit
Operating temperature
Storage temperature
Nominal Input Range
---
Output Full Load
Min.
-0.7
-0.7
-0.7
Typ.
12
24
48
Max.
22.5
45
90
Vdc
Unit
Indefinite & Auto-Restart
---
-25
-55
---
---
---
1
+71
+105
A
℃
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
Input Voltage Range
24V Input Model
48V Input Model
Line Regulation
Load Regulation
Output Voltage Accuracy
Output Voltage Balance
Switching Frequency
Temperature Coefficient
Isolation Voltage
Isolation Resistance
Isolation Capacitance
Standard Series
High Isolation Series
500 Vdc
1 KHz / 250 mV rms
Output full Load
Single Output Model
Triple Output Model
Nominal Input
Dual Output at same Load
Nominal Input
---
---
---
---
1500
3000
1000
---
± 1.0
---
250
± 0.01
---
---
---
1000
Min.
9
18
36
---
---
Typ.
12
24
48
---
---
Max.
18
36
75
± 0.5
± 0.5
±2
± 2.0
± 1.0
---
± 0.02
---
---
---
---
MΩ
pF
KHz
%/
℃
Vdc
%
Vdc
Unit
BOTHHAND USA. http://www.bothhand.com
B8
Series
4. Triple Output Selection Guide：
：
Bothhand
Model No.
Input
Voltage
(Vdc)
Output
Voltage
(Vdc)
Output
Current
(mA) Max
10 to 15 Watt Isolated DC-DC Converter
Triple Output
( Specifications typical at Ta = +25
℃,
Nominal input voltage, Rated output current unless otherwise noted )
Input Current
@ No Load
(mA) Typ.
Input Current
@ Max. Load
(mA) Typ.
Output
Ripple
(mV) Max.
Load
Regulation
(%) Max.
Efficiency
(%) Typ.
10 W Triple output Series
：
B8-1212T10
9 ~ 18
B8-1215T10
B8-2412T10
18 ~ 36
B8-2415T10
B8-4812T10
36 ~ 72
B8-4815T10
5.0
± 15
1000 ± 167
15
261
75
±8
80
15W Triple output Series
：
B8-1212T15
9 ~ 18
B8-1215T15
B8-2412T15
18 ~ 36
B8-2415T15
B8-4812T15
36 ~ 72
B8-4815T15
B8-xxxxTxx
Notes：
1.
2.
5.0
5.0
5.0
5.0
5.0
± 12
± 15
± 12
± 15
± 12
1000 ± 209
1000 ± 167
1000 ± 209
1000 ± 167
1000 ± 209
35
40
28
25
18
1070
1043
522
521
258
75
75
75
75
75
±8
±8
±8
±8
±8
78
80
80
80
81
5.0
5.0
5.0
5.0
5.0
5.0
± 12
± 15
± 12
± 15
± 12
± 15
1500 ± 313
1500 ± 250
1500 ± 313
1500 ± 250
1500 ± 313
1500 ± 250
37
45
30
27
20
17
1604
1563
782
781
391
391
75
75
75
75
75
75
±8
±8
±8
±8
±8
±8
78
80
80
80
80
80
B8-xxxxTxx is for Customer Design.
Suffix “H” for 3K Vdc Isolation. ( B8-xxxxTxxH )
Mechanical
：
( Triple O/P )
Units : mm ( inch )
Tolerance : .xx ± 0.25
( ± 0.01 )
BOTHHAND USA. http://www.bothhand.com
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