High Efficiency, Ultra Small Size, Non-Isolated Type POL DC-DC Converter

Achieved high efficiency at a low price !

1A/2.2A/6A BSA Series

High Efficiency, Low Price Step-Down DC-DC Converter

Input: +3.3V, +5V

Output: +1.8V (+1.0V to +3.3V)

Input: +12V, +15V, +24V

Output: +3.3V (+3V to +5V)

Input: +24V

Output: +12V (+9V to +12V)

- High Efficiency (82%-91%)

Models

Input V

Output V

Output I

Line Reg Load Reg Ripple/Noise Efficiency

- Ultra Small Size

BSA Series

Vdc

Vdc

A

%(typ.)

%(typ.) mVpp(typ.) %(typ.)

- Adopted Original MCM

BSA03-1.8S6R0

3.3

1.8

- MTBF 1,000,000Hrs

BSA03-1.8S6R0-D

(3-5.5)

(1-3.3)

- Low Price

BSA24-3.3S2R2

24

3.3

0-1.8

- Simple Structure

BSA24-3.3S2R2-D

(9-36)

(3-5)

(0-2.2)

- Over-Heat Protection

BSA24-12S1R0

24

12

0-0.75

- Over-Current Protection

BSA24-12S1R0-D

(18-36)

(9-12)

(0-1)

- Easy to Use SIP, DIP Type

Note 1: For DIP type add a suffix "D".

- Adjustable Output Voltage

Note 2: External capacitors are required.

- Non-Isolated Type Converter

Note 3: The output voltage inside the ( ) indicates the adjustable range.

- Heat Sink Not Required

Note 4: The output current inside the ( ) indicates the value with air flow cooling.

- Long Life, High Reliability

Note 5: The BSA03 has requirements for input/ output voltage differences. Depending on conditions, air flow

- Operating Temp Range

-20°C to +70°C

(Temp Derating Required)

BSA24 series

<Outline> (BSA03 SIP type)

(BSA03 DIP type)

- Operating Temp Range

-30°C to +85°C

(-30°C to -20°C :

Startup guaranteed)

(Temp Derating Required)

BSA03 series

- RoHS Compliance

(BSA24 SIP type)

(BSA24 DIP type)

- Note!

This catalogue is an outline of the products.

When designing, be sure to refer to the

data sheets.

DC-DC CONVERTERS

BDD2008.12A

BSA03

BSA24

1

100

91

1.5

86

1.5

1

50

82

0-6

1

1

30

1ON/OFF

13-18

12

9-11

5-8

2-4

NC

V.adj

+Vout

GND

+Vin

Function

pin

*13-18pin: For DIP type.

Weight: 9g typ.

Units: mm

Weight: 7g typ.

Units: mm

Weight: 9g typ.

Units: mm

Weight: 7g typ.

Units: mm

RoHS

Compliance

0.5

2.54×11=27.94

38(+0.8/-0.5)

112

13

18

29

0.25

4.2typ.

t

1.0

2.0typ.

7.2typ.

38(+0.8/-0.5)

112

2.54×11=27.94

0.5

29

0.25

1.0typ.

t1.0

3.5typ.

5.5typ.

38(+0.8/-0.5)

1

12

BSA03-1.8S6R0

Bellnix

2.54×11=27.94

212

0.5

2.54×11=27.94

38(+0.8/-0.5)

112

BSA03-1.8S6R0-D

13

18

Bellnix

212

1ON/OFF

13-18

12

9-11

5-8

2-4

NC

V.adj

+Vout

GND

+Vin

Function

pin

*13-18pin: For DIP type.