DC/DC Converters
International
Power Sources, Inc.
260 Hopping Brook Road
Holliston, Massachusetts 01746
Tel. (508) 429-4440
Fax (800) 226-2100
http://www.intlpower.com
BA/BC Series: 1.5 - 6.0 Watts
Single and Dual Outputs
FEATURES
•
Input
π
Filter
•
Fully Regulated Outputs
•
Industry Standard Pinouts
•
5, 12, 24, 28, and 48 VDC Inputs
•
Ripple and Noise Less Than 50mVpp
•
Input/Output Isolation
Ordering Guide: Series/Input Code/Output Code
Example: BC302 - BC Series, 24 Volt Input, 12 Volt Output @ 0.47A
Input Code
Series
BA
BC
Output
1.5 Watts
5-6 Watts
1
2
3
4
5
Input Voltage
BA/BC Series
5 V Nominal
12 V Nominal
24 V Nominal
28 V Nominal
48 V Nominal
Output
Code
01
02
03
04
05
Output
Voltage(s)
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
BA Series
Output
Current(s)
300 mA
125 mA
100 mA
±60 mA
±50 mA
BC Series
Output
Current(s)
1.00 A
0.47 A
0.40 A
±0.23 A
±0.19 A
20
Electrical Specifications
All specifications typical at nominal line, full load and 25°C
Output Specifications:
Output Voltage Accuracy
Line Regulation (Full Input Range)
Load Regulation (10% to 100% Load)
Ripple and Noise (DC-20MHz)
Temperature Coefficient
Short Circuit Protection
BA
±4%
0.3%
0.5%
50 mVpp*
0.02%/°C
Short Term
±10%
š
Network
25 kHz.
65% Typical
500 VDC
30 pF/100MΩ
14g/0.5 oz.
BC
±1%
0.02%
0.05%
Input Specifications:
Input Voltage Range
Input Filter
See Table
General Specifications:
Switching Frequency
Efficiency
Isolation Voltage
Isolation Capacitance/Resistance
Weight
80pF/100MΩ
60g/2.2 oz.
Environmental Specifications:
Operating Temperature
Storage Temperature
-25°C. to +71° C
-40°C. to +100°C.
* Reduced to 20 mVpp with 15µF Tantalum Capacitor Across Outputs.
BA Series:
BC Series:
(BOTTOM VIEW)
Pin
1
2
3
10
11
12
13
14
15
22
23
24
Single
+ V Input
NC*
NC*
- V Output
+ V Output
- V Input
- V Input
+ V Output
- V Output
NC*
NC*
+ V Input
Dual
+ V Input
- V Input
Common
Common
+ V Output
- V Input
- V Input
+ V Output
Common
Common
- V Output
+ V Input
Input Voltage Range vs. Percentages of
Rated Output Load
(BC Series Only)
Nominal
Input
Voltage
5
12
24
28
48
Rated Output Load
60%
80%
100%
4.3 - 6.5
10.5 - 15.6
21.2 - 31.2
22.8 - 36.4
42.2 - 62.4
4.4 - 6.0
10.6 - 14.4
21.4 - 28.8
24.2 - 33.6
42.8 - 57.6
4.5 - 5.5
10.8 - 13.2
21.6 - 26.4
25.2 - 30.8
43.2 - 52.8
All dimensions in inches (mm)
* NC (No Connection) on single Output Models
21
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