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Low Power-Loss Voltage Regulators

PQ7RV4

PQ7RV4

Variable Output (1.5 to 7V), 4.6A Output Low Power-loss Voltage Regulator

s Outline Dimensions

(Unit : mm)

s Features

¡Low power-loss

(Dropout voltage : MAX.0.5V at Io=4.0A)

(Dropout voltage : MAX.1.0V at Io=4.6A)

¡TO-220 package

¡1.5V to 7V/4.6A output type

¡Low operating voltage (Minimum operating voltage:3.0V)

¡High-precision reference voltage type

Reference voltage precision :

±2.0%

¡Built-in ON/OFF control function

¡Built-in overcurrent protection, overheat protection function

s Applications

¡Power supplies for various electronic equipment such as personal

computers

Parameter

Symbol

Rating

Unit

10

5

4.6

1.8

18

150

-20 to +80

-40 to +150

260 (For 10s)

V

V

A

W

˚C

˚C

˚C

˚C

Input voltage

ON/OFF control terminal voltage

Output current

Power dissipation

Junction temperature

Operating temperature

Storage temperature

Soldering temperature

*1

*1

*2

*3

*2

*3

s Absolute Maximum Ratings

· Please refer to the chapter“ Handling Precautions ”.

PQ7RV4

10.2MAX

φ3.2±0.1

+0.3

-0

4-1.4

+0.2

-0.1

4-0.6

3-(2.54)

4.5±0.2

2.8±0.2

(1.5)

(0.5)

q

1

q

2

q

3

q

4

2

3

1

4

Control circuit

Internal connection diagram

3 GND

4 Output adjustment