PAM2319 datasheet(7/13 Pages) PAM

7 / 13 page

Power Analog Microelectronics Inc

www.poweranalog.com

Typical Performance Characteristics

°C

T =25

,V =1.8V, C =10µF, C =10µF, L=1.0µH,unless otherwise noted.

PAM2319

Dual High-Efficiency PWM Step-Down DC-DC Coverter

12/2011 Rev1.1

Output Voltage vs Output Current

Feedback Voltage vs Output Current

Quiescent Current vs Input Voltage

Efficiency vs Output Current

Channel 1

1.81

1.811

1.812

1.813

1.814

1.815

1.816

1.817

1.818

1.819

1.82

100

200

300

400

500

600

700

800

900 1000

Output Current(m A)

Vi n=3.3V

Vi n=4.2V

Vi n=5V

598

599

600

601

602

603

604

605

606

2 00

40 0

60 0

80 0

10 00

Outpu t Cu rre nt(mA)

V in= 3.3V

V in= 4.2V

V in= 5V

2.5

3.5

4.5

5.5

Input Voltage(V)

vs Input Voltage

DS(ON)

Load Transient

0. 00

0. 05

0. 10

0. 15

0. 20

0. 25

0. 30

0. 35

0. 40

2.5

3.5

4.5

5. 5

Input Voltage(V)

Vin=3.3V,Vo=1.8V,Io=0~1A,f=1kHz

Output

Current

Output

Voltage

PMOS

100

1000

Output Current(mA)

Vin=3.3V

Vin=4.2V

Vin=5V

PAM2319 Datasheet(PDF) 7 Page - Power Analog Micoelectronics

PAM2319 Datasheet(HTML) 7 Page - Power Analog Micoelectronics

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