PQ070XH02ZP datasheet(3/6 Pages) SHARP

3 / 6 page

Low Power-Loss Voltage Regulators

PQ070XH02Z Series

Fig.3

Power Dissipation vs. Ambient

Temperature

Fig.4

Overcurrent Protection Characteristics

Fig.6

Output Voltage vs. Input Voltage

Fig.7

Circuit Operating Current vs. Input

Voltage

Fig.8

Dropout Voltage vs. Junction

Temperature

–40 –20

100

PD : With infinite heat sink

Ambient temperature Ta (

°C)

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

Fig.5

Output Voltage Fluctuation vs. Junction

Temperature

Output Current IO (A)

0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0

1.0

2.0

1.5

0.5

4.0

3.5

3.0

4.5

2.5

5.0

VIN=4.5V

5.5V

10V

VC=2.7V, Ta=25˚C

R1=1k

Ω, R2=1.4kΩ (VO=3V)

CIN=0.33

µF, CO=47µF

Junction temperature Tj (˚C)

–50 –25

100 125

–30

–50

–10

–20

–40

VIN=5V, VC=2.7V, IO=1A

R1=1k

Ω, R2=1.4kΩ

CIN=100

µF, CO=100µF

Input voltage VIN (V)

456789 10

1.0

2.0

1.5

0.5

4.0

3.5

3.0

4.5

2.5

5.0

VC=2.7V, Ta=25˚C

R1=1k

Ω, R2=1.4kΩ (VO=3V)

CIN=0.33

µF, CO=47µF

RL=1.5

Ω(IO=2A)

RL=3

Ω(IO=1A)

RL=

∞Ω(IO=0A)

Input voltage VIN (V)

456789 10

VC=2.7V, Ta=25˚C

CIN=0.33

µF, CO=47µF

RL=

∞Ω(IO=0A)

RL=3

Ω(IO=1A)

RL=1.5

Ω(IO=2A)

Junction temperature Tj (˚C)

–50

–25

100 125

0.5

0.45

0.35

0.4

0.3

0.25

0.15

0.2

0.05

0.1

VIN=2.85V, VC=2.7V

R1=1k

Ω, R2=1.4kΩ

CIN=100

µF,CO=100µF

IO=1A

IO=2A

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