PQ070XF02SZH datasheet(2/4 Pages) SHARP

Part #	PQ070XF02SZH

Description	TO-220 Type,Low Voltage Operation Low Power-Loss Voltage Regulators

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Manufacturer	SHARP [Sharp Corporation]

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Sheet No.: OP06068

Electrical Characteristics

V

dB

Parameter

Output voltage

Load regulation

Line regulation

Ripple rejection

-

Symbol

Conditions

MIN.

MAX.

Unit

1.275

-

0.2

2.0

-

60

RR

Quiescent current

Input voltage

-

45

-

1.3

2

V

1.250

%

-

V

-

PQ070XF02SZH

(Unless otherwise specified,condition shall be VIN=5V,VO=3V(R1=1kΩ),IO=1A,Ta=25°C)

VIN

VO

RegL

IO=5mA to 2A

RegI

VIN=4 to 8V, IO=5mA

Temperature coefficient of reference voltage TCVREF

Tj=0 to +125°C, IO=5mA

±1.0

Iq

IO=0A

mA

Dropout voltage

VI-O

0.5

-

Fig.1 Test Circuit

Fig.2 Test Circuit of Ripple Rejection

2.35

-

10

1.5

-

7

Reference voltage

-

VREF

1.225

V

0.2

1.0

%

VIN=2.85V,IO=2A

TYP.

V

47 F

V IN

ei

eo

1k

I O

RL

0.33 F

+

R2

R1

+

f

=120Hz(sine wave)

ei(rms) =0.5V

I O=0.3A

RR=20 log(e i(rms) /e o(rms) )

V IN =5V

V O=3.0V(R 1=1k )

1

4

3

2

V

A

V IN

I q 1k

I O

V O

RL

47 F

0.33 F

+

R2

R1

V O=Vref x 1+ –––––

R2

R1

[R 1=1k ,V ref Nearly=1.25V]

1

4

3

A

V

V ref

2

-40 -20

125

100

75

50

25

0

150

85

20

0

5

10

15

1.4

PD1

PD2

PD1:No heat sink

PD2:With infinite heat sink　

Ambient temperature Ta (°C)

Note) Oblique line portion:Overheat protection may operate in this area.

Fig.3 Power Dissipation vs. Ambient

Temperature

Output current IO (A)

Fig.4 Overcurrent Protection Characteristics

(Typical Value)

0

0.5

1

1.5

2

2.5

3

01

23

4

VIN=10V

VIN=9V

VIN=7V

VIN=5V

R1=1kΩ,

R2=1.4kΩ

(Vo=3V)

Refer to Fig.2

+

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