PQ1CZ41H2ZXH SHARP [Sharp Electrionic Components], PQ1CZ41H2ZXH Datasheet - Page 5

• Manufacturer Part Number: PQ1CZ41H2ZXH
• Description: TO-220 Type Chopper Regulator, built-in 300kHz oscillation circuit
• Manufacturer: SHARP [Sharp Electrionic Components]

Fig.15 Block Diagram
Fig.17 Polarity Inversion Type Circuit Diagram
Fig.16 Step Down Type Circuit Diagram
8 to 35V
5～30V
V
V
1
IN
IN
In case that polarity is reverse, depending on the conditions,there is cases that output voltage can not gain,
please use this device after confirming the output voltage at the actual conditions.
V
IN
Overcurrent
detection
Overheat
detection
circuit
circuit
C
IN
+
①
0.47～1μF
C
100μF
+
IN
1
PQ1CZ41H2ZxH
PQ1CZ41H2ZxH
regulator
Voltage
④
③
F/F
PWM COMP.
4
3
3
Q
S
R
COM
C
C
②
⑤
S
S
ON/OFF control signal
2
5
_
+
ON/OFF
circuit
ON/OFF control signal
R
S
R
5
S
+
_
D
ERROR AMP.
D
65μH
L
V
L
ref
3k
1k
R
R
R
3kΩ
R
1kΩ
2
1
2
1
R
S
≦50kΩ
2200μF
C
C
O
O
2
5
4
V
ON/OFF control
O
OUT
+
adj
+
V
V
O
O
5V
-5V
PQ1CZ41H2ZxH
Load
Sheet No.: OP06041
Load