XC9206 / 9207/ 9208 Series

PWM, PWM/PFM Switchable Step-Down DC/DC Converters with Driver Transistor Built-In

(1) Output Voltage vs. Output Current

XC9208A18C

VOUT=1.8V (Oscillation Frequency1.2MHz)

1.5

1.6

1.7

1.8

1.9

2

0.1

1

10

100

1000

Output Current IOUT (mA)

CIN:4.7

µF,CL:10µF, L:4.7µH(CDRH3D16),

SD:CRS02, Topr=25

VIN=2.4V

3.6V

4.2V

PWM/PFM

Switching Control

PWM

Control

XC9208A186

VOUT=1.8V (Oscillation Frequency 600kHz)

1.5

1.6

1.7

1.8

1.9

2

0.1

1

10

100

1000

Output Current IOUT (mA)

VIN=2.4V

3.6V, 4.2V

PWM/PFM

Switching Control

PWM

Control

CIN:4.7

µF,CL:10µF, L:10µH(CDRH4D18C),

SD:CRS02, Topr=25

XC9208A183

VOUT=1.8V (Oscillation Frequency 300kHz)

1.5

1.6

1.7

1.8

1.9

2

0.1

1

10

100

1000

Output Current IOUT (mA)

VIN=2.4V

3.6V, 4.2V

PWM/PFM

Switching Control

PWM Control

CIN:4.7

µF,CL:10µF, L:22µH(CDRH4D28C),

SD:CRS02, Topr=25

Semiconductor Ltd.

Data Sheet

13