Sharp PQ30RV1, PQ30RV11, PQ30RV2, PQ30RV21 Datasheet

Low Power-Loss Voltage Regulators

PQ30RV1/PQ30RV11/PQ30RV2/PQ30RV21

PQ30RV1/PQ30RV11/PQ30RV2/PQ30RV21

Variable Output Low Power-Loss Voltage Regulators

■ Features

■ Outline Dimensions

(Unit : mm)

¡Compact resin full-mold package

¡Low power-loss (Dropout voltage : MAX.0.5V)

¡Variable output voltage (setting range : 1.5 to 30V)

¡Built-in output ON/OFF control function

■ Applications

¡Power supply for print concentration control of electronic typewriters with display

¡Series power supply for motor drives

¡Series power supply for VCRs and TVs

■ Model Line-ups

	Output voltage	1A output	2A output
	Reference voltage	PQ30RV1	PQ30RV2
	precision : ±4%
	Reference voltage	PQ30RV11	PQ30RV21
	precision : ±2%

10.2MAX

4.5±0.2

2.8±0.2

7.4±0.2	3.6±0.2	-+00 .3	4.8MAX	15.6±0.5
29.1MAX	4-1.4
PQ30RV31	φ3.2±0.1

13.5MIN	4-0.6 -+0.20.1	(1.5)
	3-(2.54)	(0.5)

1● 2● 3● 4●

Internal connection diagram

					1 DC input (VIN)
1			2		2 DC output (VO)
					3 GND
					4 Output voltage
	Specific IC				minute
				4	adjustment
3					terminal (VADJ)

■ Equivalent Circuit Diagram

1 2

	-	4
	+
Reference	*ASO
voltage
	protection
generation
	circuit
circuit
	Overheat	*ASO:Area of Safety
	protection	Operation
	circuit
	3

· Please refer to the chapter“ Handling Precautions ”.

“ In the absence of confirmation by 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 version of the device specification sheets before using any SHARP's device. ”

Low Power-Loss Voltage Regulators

PQ30RV1/PQ30RV11/PQ30RV2/PQ30RV21

■ Absolute Maximum Ratings

(Ta=25˚C)

Parameter

Symbol

Rating

Unit

*1

Input voltage

VIN

35

V

*1

Output voltage adjustment voltage

VADJ

7

V

Output current

PQ30RV1/PQ30RV11

IO

1

A

PQ30RV2/PQ30RV21

2

Power dissipation (No heat sink)

PD1

1.5

W

Power dissipation

PQ30RV1/PQ30RV11

PD2

15

W

(With infinite heat sink)

PQ30RV2/PQ30RV21

18

*2

Junction temperature

Tj

150

˚C

Operating temperature

Topr

-20to+80

˚C

Storage temperature

Tstg

-40to+150

˚C

Soldering temperature

Tsol

260 (For 10s)

˚C

*1

All are open except GND and applicable terminals.

*2

Overheat protection may operate at Tj>=125˚C.

■ Electrical Characteristics

Unless otherwise specified, condition shall be

VIN=15V, VO=10V, IO=0.5A, R1=390Ω (PQ30RV1/PQ30RV11)

VIN=15V, VO=10V, IO=1.0A, R1=390Ω (PQ30RV2/PQ30RV21)

(Ta=25˚C)

Parameter

Symbol

Conditions

MIN.

TYP.

MAX.

Unit

Input voltage

VIN

-

4.5

-

35

V

Output voltage

PQ30RV1/PQ30RV2

VO

R2=94Ω to 8.5kΩ

1.5

-

30

V

PQ30RV11/PQ30RV21

R2=84Ω to 8.7kΩ

Load regulation

PQ30RV1/PQ30RV11

RegL

IO=5mA to 1A

-

0.3

1.0

%

PQ30RV2/PQ30RV21

IO=5mA to 2A

-

0.5

1.0

Line regulation

RegI

VIN=11 to 28V

-

0.5

2.5

%

Ripple rejection

RR

Cref=0

Fefer to Fig. 2

45

55

-

dB

Cref=3.3µF

55

65

-

Reference voltage

PQ30RV1/PQ30RV2

Vref

-

1.20

1.25

1.30

V

PQ30RV11/PQ30RV21

1.225

1.25

1.275

Temperature coefficient of reference voltage

TcVref

Tj=0 to 125˚C

-

±1.0

-

%

Dropout voltage

PQ30RV1/PQ30RV11

Vi-O

*3, IO=0.5A

-

-

0.5

V

PQ30RV2/PQ30RV21

*3, IO=2A

Quiescent current

Iq

IO=0

-

-

7

mA

*3 Input voltage shall be the value when output voltage is 95% in comparison with the initial value.

Fig.1 Test Circuit

VIN	1●	2●		47μF	VO
		R2		A	IO
	3●	4●	Vref	+	V
	0.33μF	R1	V		RL
	A	Iq 390Ω

Fig.2 Test Circuit of Ripple Rejection

	1●	2●		47μF	+
ei ~		R2	+	IO
VIN	3●	4●	Cref	+	V eo
					~
	0.33μF	R1	3.3μF		RL
		390Ω

	VO=Vref X	1+	R2	=1.25X	1+	R2
			---------R1			---------R1

[R1=390Ω,Vref =1.25V]

IO=0.5A

f=120Hz (sine wave) ei=0.5Vrms

RR=20 log (ei/eo)

Low Power-Loss Voltage Regulators

Fig.3 Power Dissipation vs. Ambient Temperature (PQ30RV1/PQ30RV11)

	20		PD1 :No heat sink
			PD2 :With infinite heat sink
(W)	15		PD2
PD
dissipation	10
Power	5
			PD1
	0
	-20	0	50	100	150
			Ambient temperature Ta (˚C)

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

Fig.5 Overcurrent Protection Characteristics

(PQ30RV1/PQ30RV11)

	100
(%)	80
voltage	60
output	40
Relative	20
	0

	0		0.5								1.0												1.5					2.0
									Output current IO (A)
Fig.7 Output Voltage Adjustment
			Characteristics
	30
VO (V)	25																	R1	390		Ω
	20
voltage
	15
Output	10
	5
	0
	101		102								103												104					105
													R2 (Ω)

PQ30RV1/PQ30RV11/PQ30RV2/PQ30RV21

Fig.4 Power Dissipation vs. Ambient Temperature (PQ30RV2/PQ30RV21)

		PD1 :No heat sink
		PD2 :With infinite heat sink
		20
	(W)	PD2
		15
	PD
	dissipation	10
	Power	5
		PD1
		0

-20 0 50 100 150

Ambient temperature Ta (˚C)

Note) Oblique line portion:Overheat protection may operate

	in this area.
Fig.6		Overcurrent Protection Characteristics
	100		(PQ30RV2/PQ30RV21)
(%)
	80
voltage
	60
output	40
Relative
	20
	0
		0		1.0					2.0		3.0						4.0
					Output current IO (A)
Fig.8		Reference Voltage Deviation vs.
Vref (mV)	10		Junction Temperature
deviation	0
voltage
Reference
	-10				IO= 1A(PQ30RV2/PQ30RV21)
					R1=390Ω,R2=2.7kΩ,VIN=15V
					IO=0.5A(PQ30RV1/PQ30RV11)
	-25			0			25		50		75			100			125

Junction temperature Tj (˚C)