PQ12RD08 datasheet(6/8 Pages) SHARP

Part #	PQ12RD08

Description	0.8A OUTPUT LOW POWER LOSS VOLTAGE REGULATOR

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Manufacturer	SHARP [Sharp Corporation]

Direct Link	http://sharp-world.com/

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Low Power-Loss Voltage Regulators

PQ05RD08 Series/PQ3RD083/PQ6RD083

Fig.27 Ripple Rejection vs. Input Ripple

Frequency (PQ05RD08 Series)

Fig.25 Quiescent Current vs. Junction

Temperature (PQ05RD08 Series)

0

–25

0

25

50

75

100

125

1

2

3

4

5

Junction temperature Tj (˚C)

20

0.1

10

1

100

40

60

80

100

Input ripple frequency f (kHz)

IO=0.5A,ei=0.5Vrms,

VIN=7V(PQ05RD08)

VIN=11V(PQ09RD08)

VIN=14V(PQ12RD08)

PQ05RD08

PQ12RD08

PQ09RD08

Fig.28 Ripple Rejection vs. Output Current

(PQ05RD08 Series)

40

0

0.5

1.0

50

60

70

80

90

Output current IO (A)

f=120Hz,ei=0.5Vrms,

VIN= 7V(PQ05RD08 Series)

VIN= 11V(PQ09RD08 Series)

VIN= 14V(PQ12RD08 Series)

PQ05RD08

PQ09RD08

PQ12RD08

Fig.23 Dropout Voltage vs. Junction

Temperature (PQ05RD08 Series)

–25

0

50

25

100

75

125

0.5

0.4

0.2

0.3

0.1

0

Junction temperature Tj (˚C)

IO=0.75A

0.5A

0.25A

Input voltage is the value when output voltage is

95% in comparison with the intial value

Fig.24 Dropout Voltage vs. Junction

Temperature (PQ3RD083/PQ6RD083)

–25

0

50

25

100

75

125

0.6

0.4

0.5

0.2

0.3

0.1

0

Junction temperature Tj (˚C)

IO=0.8A

0.6A

0.4A

0.2A

Input voltage is the value when output voltage is

95% in comparison with the intial value

PQ3RD083

PQ6RD083

Fig.26 Quiescent Current vs. Junction

Temperature (PQ3RD083/PQ6RD083)

2.2

–25

0

25

50

75

100

125

2.7

3.2

3.7

4.2

4.7

Junction temperature Tj (˚C)

IO=0A

VIN=8V(PQ6RD083)

VIN=5V(PQ3RD083)

PQ6RD083

PQ3RD083

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