参数资料
型号: TPS62410DRCR
厂商: Texas Instruments
文件页数: 13/33页
文件大小: 0K
描述: IC REG BUCK SYNC ADJ 0.8A 10SON
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 2
输出电压: 0.6 V ~ 6 V
输入电压: 2.5 V ~ 6 V
PWM 型: 电压模式
频率 - 开关: 2.25MHz
电流 - 输出: 800mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-VFDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 10-SON 裸露焊盘(3x3)
产品目录页面: 1033 (CN2011-ZH PDF)
其它名称: 296-25488-6

www.ti.com
SLVS737 – FEBRUARY 2007
STARTUP TIMING ONE CONVERTER
EN1 / EN2 5V/Div
VIN = 3.8V
IOUT1 max = 400mA
VOUT1
SW1 5V/Div
TYPICAL OPERATION V IN = 3.6V,
V OUT1 = 1.575V, V OUT2 = 1.8V
I coil1 200mA/Div
500mV/Div
SW2 5V/Div
SW1 1V/Div
I coil2 200mA/Div
Icoil 500mA/Div
SW1 5V/Div
Time base - 200 m s/Div
Figure 21.
TYPICAL OPERATION V IN = 3.6V,
V OUT1 = 1.8V, V OUT2 = 3.0V
SW1 5V/Div
V IN 3.6V,
V OUT1 : 1.575V
V OUT2 : 1.8V
I OUT1 = I OUT2 = 200mA
Time base - 100 ns/Div
Figure 22.
TYPICAL OPERATION V IN = 3.6V,
V OUT1 = 1.2V, V OUT2 = 1.2V
I coil1 200mA/Div
I coil1 200mA/Div
SW2 5V/Div
I coil2 200mA/Div
SW2 5V/Div
V IN 3.6V,
V OUT1 : 1.8V
V OUT2 : 3.0V
I OUT1 = I OUT2 = 200mA
Time base - 100 ns/Div
Figure 23.
I coil2 200mA/Div
V IN 3.6V,
V OUT1 : 1.2V
V OUT2 : 1.2V
I OUT1 = I OUT2 = 200mA
Time base - 100 ns/Div
Figure 24.
V OUT1 CHANGE WITH EASYSCALE
DETAILED DESCRIPTION
OPERATION
The TPS62410 includes two synchronous step-down converters. The converters operate with typically 2.25MHz
fixed frequency pulse width modulation (PWM) at moderate to heavy load currents. If Power Save Mode is
enabled, the converters automatically enter Power Save Mode at light load currents and operate in PFM (Pulse
13
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