Sharp PQ05TZ11, PQ05TZ51, PQ09TZ11, PQ09TZ51, PQ12TZ11 Datasheet

Low Power-Loss Voltage Regulators

PQ05TZ51/PQ05TZ11 Series

PQ05TZ51/PQ05TZ11 Series

Low Power-Loss Voltage Regulators with OFF-state Low Dissipation Current

■ Features

■ Outline Dimensions

(Unit : mm)

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

¡Surface mount type package (Equivalent to EIAJ SC-63)

¡Both the 0.5A output PQ05TZ51 series and the 1A output

6.6MAX

2.3±0.5

PQ05TZ11 series have high-precision output (±2.5%)

5.2±0.5

(0.5)

¡Low dissipation current at OFF-state (Iqs:MAX.5µA)

3

¡Built-in ON/OFF control function

					9.7MAX	5.5±0.5	05TZ51		(1.7)
	■ Model Line-ups								(0to0.25)
	Output voltage		5V Output	9V Output	12V Output		0.5	+0.2
								-0.1
						2.5MIN			(0.9)
	0.5A	Output voltage	PQ05TZ51	PQ09TZ51	PQ12TZ51		4-(1.27)
	Output	precision:±2.5%
	1.0A	Output voltage							(0.5)
			PQ05TZ11	PQ09TZ11	PQ12TZ11
	Output	precision:±2.5%
							1 2 3 4 5

Internal connection diagram

				1 DC input (VIN)
				2 ON/OFF control
	1	3		terminal (VC)
				3 DC output (VO)
				4 NC
		Specific IC
			2	5 GND

5

Heat sink is common to 3 (VO).

■ Absolute Maximum Ratings					(XX=05,09,12, Ta=25˚C)
	Parameter	Symbol			Rating		Unit
			PQXXTZ51PQXXTZ11
*1	Input voltage	VIN			24		V
*1	Output control voltage	VC			24		V
	Output current	IO		0.5		1.0	A
*2	Power dissipation	PD			8		W
*3	Junction temperature	Tj			150		˚C
	Operating temperature	Topr		-20 to +80			˚C
	Storage temperature	Tstg		-40 to +150			˚C
	Soldering temperature	Tsol		260 (For 10s)			˚C
*1	All are open except GND and applicable terminals.
*2	With infinite heat sink.
*3	Overheat protection may operate at 125˚C=<Tj=<150˚C

· 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					PQ05TZ51/PQ05TZ11 Series
■ Electrical Characteristics					(Unless otherwise specified,Vc=2.7V,Ta=25˚C)
Parameter			Symbol	Conditions		MIN.	TYP.	MAX.	Unit
		PQ05TZ51/11				4.88	5.0	5.12
Output voltage		PQ09TZ51/11	VO	*3,*7		8.78	9.0	9.22	V
		PQ12TZ51/11				11.7	12.0	12.3
Load regulation			RegL	*3,*4		-	0.2	2.0	%
Line regulation			RegI	Io=5mA,*8		-	0.1	2.5	%
Temperature coefficient of output voltage			TCVO	*3,Io=5mA, Tj=0 to 125˚C		-	±0.01	-	%/˚C
Ripple rejection			RR	Refer to Fig. 2		45	60	-	dB
Dropout voltage			Vi-O	*7,*5		-	0.2	0.5	V
ON-state voltage for control			VC(ON)	*3,*6,*7		2.0	-	-	V
ON-state current for control			IC(ON)	*3,*7		-	-	200	μA
OFF-state voltage for control			VC(OFF)	*3		-	-	0.8	V
OFF-state current for control			IC(OFF)	*3,VC=0.4V		-	-	10	μA
Quiescent current			Iq	*3,IO=0A		-	4	10	mA
Output OFF-state dissipation current			Iqs	*3,VC=0.4V,IO=0A		-	-	5	μA

*3 PQ05TZ51/11:VIN= 7V

PQ09TZ51/11:VIN=11V

PQ12TZ51/11:VIN=14V

*4 PQxxTZ51:Io=5mA to 0.5A, PQxxTZ51:Io=5mA to 1.0A

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

*6 In case of opening control terinal 2, output voltage turns off.

*7 PQxxTZ51:Io=0.3A, PQxxTZ11:Io=0.5A

*8 PQ05TZ51/11:VIN=6V to 16V

PQ09TZ51/11:VIN=10V to 20V

PQ12TZ51/11:VIN=13V to 23V

Fig.1 Test Circuit

VIN	1●	3●	47μF	VO
		2●VC	A	IO
	5●	A	+	V
	0.33μF	Iq	IC	RL
	A

Fig.2 Test Circuit of Ripple Rejection

	1●	3●	+
			IO
~	ei	2●	VC
			47μF
		5●	+
	0.33μF		RL V~ eo
	VIN		2.7V

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

VIN= 7V (PQ05TZ51/11) VIN=11V (PQ09TZ51/11) VIN=14V (PQ12TZ51/11)

IO=0.3A

RR=20 log (ei/eo)

Low Power-Loss Voltage Regulators

Fig.3 Power Dissipation vs. Ambient

Temperature

10

With infinite heat sink

PD (W)	PD
Power dissipation	5
	0

-20	0	20	40	60	80	100
	Ambient temperature Ta (˚C)

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

Fig.5 Output Voltage Deviation vs. Junction Temperature (PQ05TZ51/11)

(mV)	35				VIN=7V , IO=5mA , VC=2.7V
	25
	30
VO	20
	15
deviation	10
	5
	0
	- 5
voltage	-10
	-15
	-20
	-25
Output	-30
	-45
	-35
	-40
	-50
	-25		0		25		50		75		100		125

Junction temperature Tj (˚C)

Fig.7 Output Voltage Deviation vs. Junction Temperature (PQ12TZ51/11)

(mV)	70				VIN=14V , IO=5mA , VC=2.7V
	60
VO	50
	40
deviation	30
	20
	10
	0
	-10
voltage	-20
	-30
	-40
Output	-50
	-60
	-70
	-80
	-90
	-25		0		25		50		75		100			125
			Junction temperature Tj (˚C)

PQ05TZ51/PQ05TZ11 Series

Fig.4 Overcurrent Protection Characteristics

(Typical Value) (xx=05,09,12)

(%)	100
	80
voltage
	60		PQxxTZ5/51
output
									PQxxTZ1/11
Relative	40
	20
	0
			0.3		0.6		0.9		1.2		1.5		1.8		2.1
	0

Output current IO (A)

Fig.6 Output Voltage Deviation vs. Junction Temperature (PQ09TZ51/11)

(mV)	70			VIN=11V , IO=5mA , VC=2.7V
	50
VO	60
	40
	30
deviation	20
	10
	0
	-10
voltage	-20
	-50
	-30
Output	-40
	-60
	-70
	-80
	-90
	-25	0		25		50		75		100		125
		Junction temperature Tj (˚C)

Fig.8 Output Voltage vs. Input Voltage (PQ05TZ51)

	7		VC=2.7V , Ci=0.33μF , C0=47μF
VO (V)	6
	5			RL=∞
voltage	4		RL=20Ω			RL=10Ω
	3
Output
	2
	1
	0	1	2	3	4	5	6	7	8
			Input voltage VIN (V)