2.7V to 5.6V

GND

LM2750-5.0

CAP+

CAP-

SD

2.2 PF

2.2 PF

1 PF

5.0V ± 4%

8, 9

1, 2

4

10

7

3, 5, 6, DAP

Capacitors: 1.0PF - TDK C1608X5R1A105K

2.2PF - TDK C2012X7R1A225K

LM2750

www.ti.com

SNVS180L – APRIL 2002 – REVISED MAY 2013

LM2750 Low Noise Switched Capacitor Boost Regulator

Check for Samples: LM2750

1

FEATURES

APPLICATIONS

2

•

Inductorless Solution: Application Requires

•

White and Colored LED-based Display

Only 3 Small Ceramic Capacitors

Lighting

•

Fixed 5.0V Output and Adjustable Output

•

Cellular Phone SIM Cards

Voltage Options Available

•

Audio Amplifier Power Supplies

•

85% Peak Efficiency

•

General Purpose Li-Ion-to-5V Conversion

–

70% Average Efficiency over Li-Ion Input

Range (2.9V-to-4.2V)

DESCRIPTION

The

LM2750

is

a

regulated

switched-capacitor

•

Output Current up to 120mA with 2.9V

doubler that produces a low-noise output voltage. The

5.6V

5.0V output voltage option (LM2750-5.0) can supply

–

Output Current up to 40mA with 2.7V

up to 120mA of output current over a 2.9V to 5.6V

2.9V

input range, as well as up to 40mA of output current

•

Wide Input Voltage Range: 2.7V to 5.6V

when the input voltage is as low as 2.7V. An

adjustable output voltage option with similar output

•

Fixed 1.7MHz Switching Frequency for a Low-

current capabilities is also available (LM2750-ADJ).

noise, Low-ripple Output Signal

The LM2750 has been placed in TI's 10-pin WSON, a

•

Pre-regulation Minimizes Input Current Ripple,

package with excellent thermal properties that keeps

the part from overheating under almost all rated

free

operating conditions.

•

Tiny WSON Package with Outstanding Power

Dissipation: Usually no Derating Required.

•

Shutdown Supply Current Less Than 2µA

Typical Application Circuit

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2002–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.