BD Series 4 to 6 Watt Isolated DC-DC Converter
Single / Dual Output
Page
63
1. Features :
n Wide 2:1 Input Range
n Low Ripple and Noise
n Input / Output Isolation 1.5K Vdc or 3.5K Vdc
n 100 % Burn-In
n Input p- Filter
n Custom Design Available
2. Absolute maximum ratings:
( Exceeding these values may damage the module. These are not continuous operating ratings )
Parameter Condition Min. Typ. Max. Unit
12V Input Model
-
0.7
12
24V Input Model
-
0.7
24
45
Input Absolute Voltage Range
48V Input Model
-
0.7
48
90
Vdc
Output Short circuit duration
Nominal Input Range
Indefinite
& Auto
-
Restart
Reverse Polarity Input current Limit
---
---
---
1
A
Operating temperature
Output Full Load
-
25
---
+71
Storage temperature
-
55
---
+125
Deg
3. Nominal Input / Output Electrical Specifications :
( Specifications typical at Ta = +25°C, nominal input voltage, rated output current unless otherwise noted )
Parameter Condition Min. Typ. Max. Unit
12V Input Model
9
12
18
24V Input Model
18
24
36
Input Voltage Range
48V Input Model
36
48
72
Vdc
Line Regulation
Output full Load
---
---
± 0.5
Single Output Model
---
---
± 0.5
Load Regulation
Dual Output Model
± 2
Output Voltage Accuracy
Nominal Input
---
---
± 1.0
Output Voltage Balance
Dual Output at same Load
---
---
± 1.0
%
Switching Frequency
---
250
---
KHz
Temperature Coefficient
Nominal Input
---
± 0.01
± 0.02
°
Standard Series
1500
---
---
Isolation Voltage
High Isolation
S
eries
3500
---
---
Vdc
Isolation Resistance
500 Vdc
1000
---
---
M
?
Isolation Capacitance
1 KHz / 250 mV rms
---
350
---
pF
BD Series 4 to 6 Watt Isolated DC-DC Converter
Single / Dual Output
Page
64
4. Single Output Selection Guide :
( Specifications typical at Ta = +25°C, Nominal input voltage, Rated output current unless otherwise noted )
Bothhand
Model No.
Input
Voltage
(Vdc)
Output
Voltage
(Vdc)
Output
Current
(mA) Max
Input Current
@ No Load
(mA) Typ.
Input Current
@ Max. Load
(mA) Typ.
Output
Ripple
(mV) Ma x.
Load
Regulation
(%) Max.
Efficiency
(%) Typ.
4 W Single output Series
BD-123R3S4
3.3 1000 19 357 75 ± 0.5 77
BD-1205S4 5.0 800 20 422 75 ± 0.5 79
BD-1212S4
9 ~ 18
12.0 333 22 416 75 ± 0.5 80
BD-2405S4 5.0 800 10 211 75 ± 0.5 79
BD-2412S4 12.0 333 13 208 75 ± 0.5 80
BD-2415S4
18 ~ 36
15.0 267 15 201 75 ± 0.5 83
BD-4805S4 36 ~ 72 5.0 800 6 105 75 ± 0.5 79
5 W Single output Series
BD-1205S5 5.0 1000 19 527 75 ± 0.5 79
BD-1215S5 9 ~ 18 15.0 333 20 502 75 ± 0.5 83
BD-2405S5 5.0 1000 10 264 75 ± 0.5 79
BD-2412S5 12.0 417 13 254 75 ± 0.5 82
BD-2415S5
18 ~ 36
15.0 333 15 254 75 ± 0.5 82
BD-4805S5 5.0 1000 6 132 75 ± 0.5 79
BD-4812S5 36 ~ 72 12.0 417 8 129 75 ± 0.5 81
6 W Single output Series
BD-1205S6 5.0 1200 19 633 75 ± 0.5 79
BD-1212S6 9 ~ 18 12.0 500 20 625 75 ± 0.5 80
BD-2405S6 5.0 1200 10 316 75 ± 0.5 79
BD-2412S6 18 ~ 36 12.0 500 13 313 75 ± 0.5 80
BD-4805S6 5.0 1200 6 158 75 ± 0.5 79
BD-4812S6 36 ~ 72 12.0 500 8 154 75 ± 0.5 81
BD-xxxxSx
Notes :
1. Standard output Voltage is 3.3V, 5V, 9V, 12V, 15V, BD-xxxxSx is for Customer Design.
2. Load regulation is for output current change from 0 % to 100 % Max. Load.
3. Suffix “H” for 3.5K Vdc Isolation. ( BD-xxxxSxH )
4. Suffix “M” for Metal case, “P” for Plastic case
BD Series 4 to 6 Watt Isolated DC-DC Converter
Single / Dual Output
Page
65
4.1. 1.5K Vdc Isolation Mechanical:( Single O/P )
(1). Plastic Case:
(2). Nickel Coated Metal Case:
Pin 1.5 K Vdc - Single Pin
1 --- --- 24
2 23
3 -Vin +Vin 22
4 21
5 20
6 19
7 18
8
--- ---
17
9 NC Vo (-) 16
10 --- --- 15
11 NC Vo (+) 14
12 --- --- 13
Not e:” --- “ means Omitted
Units : mm ( inch )
Tolerance : .xx ± 0.25
( ± 0.01 )
BD Series 4 to 6 Watt Isolated DC-DC Converter
Single / Dual Output
Page
66
4. Dual Output Selection Guide:
( Specifications typical at Ta = +25°C, Nominal input voltage, Rated output current unless otherwise noted )
Bothhand
Model No.
Input
Voltage
(Vdc)
Output
Voltage
(Vdc)
Output
Current
(mA) Max
Input Current
@ No Load
(mA) Typ.
Input Current
@ Max. Load
(mA) Typ.
Output
Ripple
(mV) Max.
Load
Regulation
(%) Max.
Efficiency
(%) Typ.
4 W Dual output Series
BD-123R3D4
± 3.3 ± 500 20 367 75 ± 2 75
BD-1205D4 9 ~ 18 ± 5.0 ± 400 22 439 75 ± 2 76
BD-2405D4 ± 5.0 ± 400 13 219 75 ± 2 76
BD-2412D4 ± 12.0 ± 167 15 209 75 ± 2 80
BD-2415D4
18 ~ 36
± 15.0 ± 133 17 208 75 ± 2 80
BD-4805D4 ± 5.0 ± 400 10 108 75 ± 2 77
BD-4815D4 36 ~ 72 ± 15.0 ± 133 12 104 75 ± 2 80
5 W Dual output Series
BD-1205D5 ± 5.0 ± 500 22 556 75 ± 2 75
BD-1212D5 9 ~ 18 ± 12.0 ± 208 25 527 75 ± 2 79
BD-2405D5 18 ~ 36 ± 5.0 ± 500 13 271 75 ± 2 77
BD-4805D5 ± 5.0 ± 500 10 135 75 ± 2 77
BD-4812D5 36 ~ 72 ± 12.0 ± 208 13 130 75 ± 2 80
6 W Dual output Series
BD-1205D6 ± 5.0 ± 600 22 658 75 ± 2 76
BD-1212D6 9 ~ 18 ± 12.0 ± 250 25 633 75 ± 2 79
BD-2405D6 ± 5.0 ± 600 13 321 75 ± 2 78
BD-2412D6 18 ~ 36 ± 12.0 ± 250 15 156 75 ± 2 80
BD-4805D6 ± 5.0 ± 600 10 162 75 ± 2 77
BD-4812D6 ± 12.0 ± 250 13 156 75 ± 2 80
BD-4815D6
36 ~ 72
± 15.0 ± 200 14 156 75 ± 2 80
BD-xxxxDx
Notes :
1. BD-xxxxDx is for Customer Design.
2. Load regulation is for output current change from 0 % to 100 % Max. Load.
3. Suffix “H” for 3.5K Vdc Isolation. ( BD-xxxxDxH )
4. Suffix “M” for Metal case, “P” for Plastic case
BD Series 4 to 6 Watt Isolated DC-DC Converter
Single / Dual Output
Page
67
4.1 1.5K Vdc Isolation Mechanical:( Dual O/P )
(1). Plastic Case:
(2). Nickel Coated Metal Case:
Pin 1.5K Vdc - Dual Pin
1 --- --- 24
2 23
3 -Vin +Vin 22
4 21
5 20
6 19
7 18
8
--- ---
17
9 Common Common 16
10 --- --- 15
11 Vo (-) Vo (+) 14
12 --- --- 13
Note:” --- “ means Omitted
Units : mm ( inch )
Tolerance : .xx ± 0.25
( ± 0.01 )