參數(shù)資料
型號(hào): TPS62273DRVR
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 0.84 A SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PDSO6
封裝: 2 X 2 MM, 0.80 MM HEIGHT, GREEN, PLASTIC, SON-6
文件頁(yè)數(shù): 2/24頁(yè)
文件大小: 882K
代理商: TPS62273DRVR
TimeBase-200 s/Div
m
V
2V/Div
OUT
I 200mA/Div
L
SW5V/Div
V
2V/Div
IN
V
=rampupto5V
R
=220
VSEL =GND
EN=
IN
Load
V
=2.1V
V
OUT
IN
W
SW2V/Div
EN2V/Div
Timebase-100 s/Div
m
V
1V/Div
OUT
I
20mA/Div
IN
V
=3.6V,
V
=0.9V,
R
=100
,
VSEL =GND
IN
OUT
LOAD
W
TimeBase-200 s/Div
m
V
2V/Div
OUT
I 200mA/Div
L
SW5V/Div
V
2V/Div
IN
V
=rampupto5V
R
=220
VSEL =
EN=
IN
Load
V
=3.3V
V
OUT
IN
W
VIN
V
-InputVoltage-V
IN
8
10
12
14
16
18
20
2
2.5
3
3.5
4
4.5
5
5.5
6
I
-QuiescentCurrent-
A
Q
m
T =85 C
A
T =25 C
A
T =-40 C
A
EN=VIN,
DeviseNotSwitching
SLVS799C – NOVEMBER 2007 – REVISED JANUARY 2009 ........................................................................................................................................... www.ti.com
STARTUP IN 100
LOAD
STARTUP IN 220
LOAD
AT 0.9 V OUTPUT VOLTAGE
AT 2.1 V OUTPUT VOLTAGE
Figure 17.
Figure 18.
QUIESCENT CURRENT
STARTUP IN 220
LOAD
vs
AT 3.3 V OUTPUT VOLTAGE
INPUT VOLTAGE
Figure 19.
Figure 20.
10
Copyright 2007–2009, Texas Instruments Incorporated
Product Folder Link(s): TPS62270 TPS62272 TPS62273
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