参数资料
型号: TPS62250DRVR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PDSO6
封装: 2 X 2 MM, 0.80 MM HEIGHT, GREEN, PLASTIC, SON-6
文件页数: 2/29页
文件大小: 1207K
代理商: TPS62250DRVR
TimeBase-10 s/Div
m
V
3.6V
V
1.8V,I
150mA
L 2.2 H,C
10 F0603
IN
OUT
m
V
10mV/Div
OUT
SW2V/Div
I
COIL 200mA/Div
TimeBase-1 s/Div
m
MODE
2V/Div
SW
2V/Div
I
200mA/Div
coil
V
=3.6V
V
=1.8V
I
=10mA
IN
OUT
PFMMode
ForcedPWMMode
EN2V/Div
SW2V/Div
V
2V/Div
OUT
I
100mA/Div
IN
V
=3.6V
R
=10
V
=1.8V
I
intoC
MODE=GND
IN
Load
OUT
IN
TimeBase-100 s/Div
m
TimeBase-2.5 s/Div
m
MODE
2V/Div
SW
2V/Div
I
COIL
200mA/Div
V
=3.6V
V
=1.8V
I
=10mA
IN
OUT
PFMMode
ForcedPWMMode
SLVS842 – SEPTEMBER 2008.......................................................................................................................................................................................... www.ti.com
MODE PIN TRANSITION FROM PFM
TYPICAL OPERATION (PWM Mode)
TO FORCED PWM MODE AT LIGHT LOAD
Figure 13.
Figure 14.
MODE PIN TRANSITION FROM PWM
TO PFM MODE AT LIGHT LOAD
START-UP TIMING
Figure 15.
Figure 16.
10
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TPS62250
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