High Efficiency, Ultra Small Size, Non-Isolated Type POL DC-DC Converter
BSA03
Achieved high efficiency at a low price !
RoHS
Compliance
1A/2.2A/6A BSA Series
High Efficiency, Low Price Step-Down DC-DC Converter
BSA24
Input: +3.3V, +5V
Output: +1.8V (+1.0V to +3.3V)
Output: +3.3V (+3V to +5V)
Output: +12V (+9V to +12V)
Input: +12V, +15V, +24V
Input: +24V
- High Efficiency (82%-91%)
Models
BSA Series
BSA03-1.8S6R0
Input V
Vdc
Output V
Vdc
Output I
A
Line Reg Load Reg Ripple/Noise Efficiency
%(typ.) %(typ.) mVpp(typ.) %(typ.)
- Ultra Small Size
- Adopted Original MCM
- MTBF 1,000,000Hrs
- Low Price
3.3
1.8
0-6
1
1
1
1
30
86
82
91
BSA03-1.8S6R0-D (3-5.5)
(1-3.3)
3.3
BSA24-3.3S2R2
BSA24-3.3S2R2-D
BSA24-12S1R0
BSA24-12S1R0-D
24
(9-36)
24
0-1.8
(0-2.2)
0-0.75
(0-1)
1.5
1.5
50
- Simple Structure
(3-5)
12
- Over-Heat Protection
- Over-Current Protection
- Easy to Use SIP, DIP Type
- Adjustable Output Voltage
- Non-Isolated Type Converter
- Heat Sink Not Required
- Long Life, High Reliability
- Operating Temp Range
-20°C to +70°C
100
(18-36)
(9-12)
Note 1: For DIP type add a suffix "D".
Note 2: External capacitors are required.
Note 3: The output voltage inside the ( ) indicates the adjustable range.
Note 4: The output current inside the ( ) indicates the value with air flow cooling.
Note 5: The BSA03 has requirements for input/ output voltage differences. Depending on conditions, air flow
Note 5: cooling maybe required.
(Temp Derating Required)
BSA24 series
- Operating Temp Range
<Outline> (BSA03 SIP type)
(BSA03 DIP type)
5.5typ.
38(+0.8/-0.5)
t1.0
38(+0.8/-0.5)
-30°C to +85°C
3.5typ.
1.0typ.
18
13
(-30°C to -20°C :
Bellnix
BSA03-1.8S6R0-D
Startup guaranteed)
(Temp Derating Required)
BSA03 series
Bellnix
BSA03-1.8S6R0
212
12
212
Function
ON/OFF
+Vin
GND
+Vout
V.adj
pin
1
2-4
5-8
9-11
12
12
1
1
- RoHS Compliance
2.54×11=27.94
0.25
Weight: 9g typ.
Units: mm
0.5
Weight: 9g typ.
Units: mm
13-18
NC
*13-18pin: For DIP type.
2.54×11=27.94
(BSA24 SIP type)
(BSA24 DIP type)
7.2typ.
t
1.0
38(+0.8/-0.5)
29
4.2typ.
2.0typ.
38(+0.8/-0.5)
18
13
12
29
1
12
0.5
1
pin
Function
1
2-4
5-8
9-11
12
ON/OFF
+Vin
GND
+Vout
V.adj
2.54×11=27.94
0.25
Weight: 7g typ.
Units: mm
Weight: 7g typ.
Units: mm
0.5
- Note!
13-18
NC
This catalogue is an outline of the products.
*13-18pin: For DIP type.
2.54×11=27.94
When designing, be sure to refer to the
data sheets.
BDD2008.12A
DC-DC CONVERTERS