Texas Instruments Evaluation Module for LM3262 LM3262EVM/NOPB LM3262EVM/NOPB 数据表
产品代码
LM3262EVM/NOPB
FB
EN
VIN
VCON
SW
V
IN
2.5V to 5.5V
0.4V to 3.6V
10
P
F
4.7
P
F
PGND
0.5
P
H
LM3262
V
OUT
= 2.5 x VCON
BPEN
SGND
DAC
GPO1
User's Guide
SNVU159B – July 2012 – Revised April 2013
LM3262 DSBGA Evaluation Board
1
Introduction
The LM3262 evaluation board is a working demonstration of an adjustable step-down DC-DC converter
optimized for powering RF power amplifiers (PAs) from a single Lithium-Ion cell. Output voltage is set
using a VCON analog input for controlling power levels and efficiency of the RF PA.
optimized for powering RF power amplifiers (PAs) from a single Lithium-Ion cell. Output voltage is set
using a VCON analog input for controlling power levels and efficiency of the RF PA.
2
Operating Conditions
The device will operate under the following conditions:
•
V
IN
range: 2.5V to 5.5V
•
V
OUT
range: 0.4V to 3.6V
•
VCON range: 0.16V to 1.44V
•
V
OUT
equation: V
OUT
= 2.5 x VCON
•
I
OUT
range: 0 mA to 800 mA
3
Package
The LM3262 is available in a 9-bump (0.4 mm pitch) lead-free DSBGA (1.355 mm x 1.48 mm x 0.6 mm)
package. The total solution size of the LM3262 and external components is
package. The total solution size of the LM3262 and external components is
≈
7.1 mm
2
.
4
Typical Application Circuit
Figure 1. Application Circuit
1
SNVU159B – July 2012 – Revised April 2013
LM3262 DSBGA Evaluation Board
Copyright © 2012–2013, Texas Instruments Incorporated