PQ1CG3032RZ Sharp Microelectronics, PQ1CG3032RZ Datasheet - Page 7

• Manufacturer Part Number: PQ1CG3032RZ
• Description: IC REG CHOPPER ADJ 3.5A TO-220
• Manufacturer: Sharp Microelectronics
• Type: Step-Down (Buck), Invertingr

Specifications of PQ1CG3032RZ

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.26 ~ 35 V, -1.26 ~ -30 V
• Current - Output: 3.5A
• Frequency - Switching: 150kHz
• Voltage - Input: 8 ~ 35 V
• Operating Temperature: -20°C ~ 80°C
• Mounting Type: Through Hole
• Package / Case: TO-220
• Power - Output: 14W
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 425-1764-5

1. In the following circuit,when ON/OFF control terminal
2. Soft start
3. ON/OFF control with soft startup
OFF and the device becomes stand-by mode. Dissipation current at stand-by mode becomes Max.400 A.
When capacitor Cs is attached, output pulse gradually expanded and output voltage will start softly.
For ON/OFF control with capacitor C
restricting discharge current of C
ON/OFF Control Terminal
ON-OFF Terminal Voltage vs. Time
V
IN
C
IN
(V
(V
(V
1
THON
2.3
1.3
0.8
THH
THL
S
(V)
.
)
)
0
)
PQ1CG3032
S
, be careful not to destroy a transistor Tr by discharge current from C
4
3
C
Duty ratio 0%
2
5
S
ON/OFF control signal
5
Duty ratio 100%
becomes low by switching transistor Tr on, output voltage may be turned
T
r
1
R
S
2
D
Time
3
L
R
R
PQ1CG3032FZ/PQ1CG3032RZ
2
1
1
2
3
Stand-by mode
OFF-state
Soft start
C
O
I
O
S
, adding a resistor
V
O
Load