MP3214 – 500mA LED CAMERA FLASH CHARGE PUMP

MP3214 Rev. 1.01

www.MonolithicPower.com

6

6/24/2011

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2011 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

Start up and Shut down

Start up at 1X Mode, V_BAT=4.2V

Start up and Shut down

Shut down at 1X Mode, V_BAT=4.2V

Start up and Shut down

Start up at 2X Mode, V_BAT=2.7V

Start up and Shut down

Shut down at 2X Mode, V_BAT=2.7V

Mode 1.5X to 1X retry

Start up and Shut down

Start up at 1.5X Mode, V_BAT=3.5V

Start up and Shut down

Shut down at 1.5X Mode, V_BAT=3.5V

V_C1A

2V/div

V_C1B

2V/div

V_C2A

2V/div

V_C2B

2V/div

V_C1A

2V/div

V_C1A

2V/div

V_C1B

2V/div

V_C1B

2V/div

V_C2A

2V/div

V_C2B

2V/div

V_CP

1V/div

EN

2V/div

I_Flash

200mA/div

V_CP

1V/div

EN

2V/div

I_Flash

200mA/div

V_CP

1V/div

EN

2V/div

I_Flash

200mA/div

V_CP

1V/div

V_CP

1V/div

EN

2V/div

I_Flash

200mA/div

V_CP

1V/div

EN

2V/div

I_Flash

200mA/div

V_CP

1V/div

EN

2V/div

I_Flash

200mA/div

I_BAT

500mA/div

Charge Pump

Vin=3.5V, I_LED =500mA, 1.5X mode

Charge Pump

Vin=2.7V, I_LED =500mA, 2.0X mode