Datasheet > FAN5910UCX

FAN5910UCX

更新时间： 2023-09-03 20:40:22

品牌	Logo	应用领域
安森美 - ONSEMI		GSM
页数	文件大小	规格书
16页	533K
描述
Multi-Mode Buck Converter with LDO Assist for GSM / EDGE, 3G/3.5G and 4G PAs

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FAN5910UCX 数据手册

FAN5910

ORDERING INFORMATION

Temperature

Range

Device

Marking

†

Part Number

Output Voltage

Package

Packing

FAN5910UCX

0.4 V to PVIN

−40°C to +85°C 1.615 mm x 1.615 mm, 16−Bump 0.4 mm Pitch, Tape and Reel

Wafer−Level Chip−Scale Package (WLCSP)

†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging

Specifications Brochure, BRD8011/D.

Block Diagrams

0.4V to3.6V

PVIN

VOUT

up to2.5A for

V_BAT>3.7V

10 F

220pF

Up to3A in

Bypass Mode

1.5

V_OUT

AVIN

.7V to

FAN5910

5.5V

BPEN

PGND

4.7mF

6.8 pF

10 μF

10μF

PGND

MODE

From

External

DAC

AGND

VCON

Figure 1. Typical Application

1. The three 4.7 mF capacitors include the FAN5910 output capacitor and PA bypass capacitors.

2. Regulator requires only one 4.7 mF; the V

bus should not exceed 14 mF capacitance over DC bias and temperature.

OUT

PVIN

VOUT

LDO

Assist

AVIN

Positive

Current Limit

AGND

PFM/PWM

Controller

VCON

3 MHz

Oscillator

BPEN

MODE

to PWM

Controller

Negative

Current Limit

PGND

Figure 2. Simplified Block Diagram

www.onsemi.com

123 4 5 6 7...16

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