Sharp PQ3RD13 Datasheet

PQ3RD13

Low Power-Loss Voltage Regulator

3.3V Output, High Cost Performance Low Power-Loss Voltage Regulator

General Description

Sharp's PQ3RD13 is 3.3V / 1A output type low power­loss voltage regulator(TO-220).
It contributes to energy and space saving of various
electronic equipment such as AV, OA equipment.

Features

(1) Low power-loss
(Dropout voltage: MAX. 0.5V at Io=0.5A)
(2) 3.3 V ouput
(3)

Compact resin full-mold package(equivalent to TO-220

(4)

Low voltage operation(Minimum supply voltage: 3.7V)

(5) Output voltage precision: ±3.0%
(6) Built-in ON/OFF control function
(7) Overcurrent, overheat protection functions
(8) Lead forming type is also available.(PQ3RD13B)

Outline Dimensions

Front/rear
4-(ø1.4)

MAX

29.1

)

1

Input

7.4

13.5 MIN

10.2

MAX

PQ3RD13

1

23

Mold package

4-1.4

3-(2.54)

4

4.5

2.8

3.6

ø3.2

(0.5)

4- 0.6

1 DC input(Vin)
2 DC output(Vo)
3 GND
4 ON/OFF control terminal(Vc)

2

Output

(Unit:mm)

15.6

4.8 MAX

(1.5)

4

ON/OFF
control terminal

Applications

(1) Power supplies for various electronic

Specific IC

3

GND

equipment such as AV or OA.

(Notice)

• In the absence of device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices
shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.

• Specifications are subject to change without notice for improvement.

(Internet)

• Data for Sharp's optoelectronic/power devices is provided for internet. ( Address http://www.sharp.co.jp/ecg/)

Tec.PW960301

PQ3RD13

Low Power-Loss Voltage Regulator

Absolute Maximum Ratings

Parameter Symbol Rating Unit

*1 Input voltage V

*1 ON/OFF control terminal voltage

Output current I

*2 Power dissipation
*3 Junction temperature T

Operating temperature
Storage temperature

Soldering temperature

in 20 V

Vc 20 V

o 1A

d1 1.4 W

P

d2 15 W

P

j

opr

T

T

stg

T

sol

150 ˚C

−20 to +80 ˚C

−40 to +150 ˚C

260(For 10s) ˚C

*1 All are open except GND and applicable terminals.
*2 Pd1: No heat sink, Pd2: With infinite heat sink
*3 Overheat protection may operate at 125<=Tj<=150˚C.

Electrical Characteristics

(Unless otherwise specified, Vin=5V, Io=0.5A.)

Parameter Symbol Conditions MIN. TYP. MIN. Unit

V

Input voltage
Output voltage

Load regulation

Line regulation
Temperature coefficient of output voltage
Ripple rejection

Dropout voltage

*4 ON-state voltage for control

ON-state current for control
OFF-state voltage for control
OFF-state current for control

Quiescent current

in − 3.7 − 20 V

o − 3.201 3.3

V

R

egL Io=5mA to 1A − 0.1 2 %

R

egI Vin=4 to 10V, Io=5mA

TcVo Tj=0 to 125˚C, Io=5mA − ±0.02 − %/˚C

RR − 45 55 − dB

V

i-o −−0.5 V

Vin=3.7V

Vc(on) − 2.0 −

Ic(on) Vc=2.7V −−20 µA

Vc(off) −−−0.8 V

Ic(off) Vc=0.4V −−−0.4 mA

I

q Io=0A −−10 mA

*4 In case of opening control terminal 4 , output voltage turns on.

(Ta=25˚C)

(Ta=25˚C)

3.399

− 0.1 2.5 %

−

V

V

As of March 1996

Tec.PW960301