bp5233a33 ROHM Co. Ltd., bp5233a33 Datasheet - Page 2

• Manufacturer Part Number: bp5233a33
• Description: Dc/dc Converter
• Manufacturer: ROHM Co. Ltd.

BP5232A25 (Unless otherwise noted, V
∗1 Derating required according to the input voltage and ambient temperature.
∗2 Pulse noise not included.
BP5232A25 , 5232A33
Pin No.
Input voltage
Output voltage
Output current
Current consumption at no load
Load regulation
Output ripple voltage
Power conversion efficiency
CTL pin ON voltage
CTL pin OFF voltage
V
IN
BP5232A25 / BP5232A33
Pin 8 is removed.
Block diagram
Pin descriptions
Electrical characteristics
=5V
CTL signal
ON / OFF
1
2
3
4
5
+
Parameter
GND
GND
Feed back
V
V
Pin description
OUT
OUT
10
9
7
1
2
6
Control circuit
5
Symbol
Pin No.
V
∆V
V
V
V
υ
10
I
I
η
OFF
6
7
9
IN
4
O
ON
IN
O
γ
O
GND
CTL
V
V
Pin description
IN
IN
1
2
Min.
4.5
2.4
1.8
lN
84
−
−
−
−
−
=5V, I
2
3
1
O
Typ.
200
2.5
=1A, SW=1, Ta=25°C)
13
33
89
+
5
−
−
−
V
O
Max.
300
100
5.5
2.6
0.3
33
2
−
−
V
Pin No.
BP5233A33 , BP5234A33
IN
BP5233A33 / BP5234A33
=5V
Pin 8 is removed.
CTL signal
ON / OFF
1
2
3
4
5
+
mV
Unit
mV
µA
%
V
V
A
V
V
V
V
GND
GND
Feed back
PP
Pin description
OUT
OUT
9
10
11
7
1
2
DC
∗1
I
I
∗2
SW=2
SW=2
O
O
=0A
=0.1A to 2A
Conditions
6
Control circuit
5
Pin No.
10
11
4
6
7
9
Measurement circuit
GND
CTL
V
V
V
IN
IN
IN
Pin description
1
2
3
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Fig.1
Rev.C
2
3
1
+
V
O
2/7