PAM2319 datasheet(8/13 Pages) PAM

Part #	PAM2319

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

PDF	13 Pages

Scroll/Zoom	100%

Manufacturer	PAM [Power Analog Micoelectronics]

Direct Link	http://www.poweranalog.com

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8 / 13 page

PAM2319

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

Power Analog Microelectronics Inc

www.poweranalog.com

12/2011 Rev1.1

Typical Performance Characteristics

°C

T =25

,V =1.2V, C =10µF, C =10µF, L=1.0µH,unless otherwise noted.

Output Voltage vs Output Current

Feedback Voltage vs Output Current

Quiescent Current vs Input Voltage

Efficiency vs Output Current

Channel 2

vs Input Voltage

DS(ON)

Load Transient

Vin=3.3V,Vo=1.2V,Io=0~2A,f=1kHz

Output

Current

Output

Voltage

1.18

1 .1 84

1 .1 88

1 .1 92

1 .1 96

1.2

1 .2 04

1 .2 08

1 .2 12

1 .2 16

1.22

50 0

1 00 0

1 500

200 0

Outpu t Cu rre nt(m A)

V in =3.3V

V in =4.2V

V in =5V

5 90

5 95

6 00

6 05

6 10

6 15

50 0

1 000

150 0

20 00

Outp ut C urre nt(mA)

Vin= 3.3V

Vin= 4.2V

Vin= 5V

2.5

3.5

4.5

5.5

Input Voltage(V)

0.02

0.04

0.06

0.08

0.1

0.12

0.14

2.5

3.5

4.5

5.5

Input Voltage(V)

P MOS

NMOS

100

1000

10000

Output Current( mA)

Vin=3.3V

Vin=4.2V

Vin=5V

PAM2319 Datasheet(PDF) 8 Page - Power Analog Micoelectronics

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