參數(shù)資料
型號(hào): TPS62230DRYR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 1.22 A SWITCHING REGULATOR, 3800 kHz SWITCHING FREQ-MAX, PDSO6
封裝: 1 X 1.50 MM, 0.60 MM HEIGHT, GREEN, PLASTIC, MO-287UFAD, SON-6
文件頁(yè)數(shù): 31/34頁(yè)
文件大?。?/td> 1181K
代理商: TPS62230DRYR
VIN
GND
FB
MODE
EN
SW
L =1/2.2 H
m
TPS6223X
V
=2.05Vto6V
IN
C
2.2 F
IN
m
VOUT
C
4.7 F
OUT
m
C :MurataGRM155R60J225ME15D2.2 F0402size
IN
m
C
:MurataGRM188R60J475ME4.7 F0603size,VOUT >=1.8V
C
: Taiyo Yuden AMK105BJ475MV4.7 F0402size,VOUT =1.2V
l:MurataLQM2HPN1R0MJ01 H,LQM2HPN2R2MJ02.2 H,
size2.5x2.0x1.2mm
OUT
m
3
TPS62230, TPS62231, TPS62232, TPS62233, TPS62234, TPS62235, TPS62236
TPS62237, TPS62238, TPS62239, TPS622310, TPS622311, TPS622312
TPS622313, TPS622314, TPS622315, TPS622316, TPS622317, TPS622318
SLVS941E – APRIL 2009 – REVISED DECEMBER 2010
www.ti.com
PARAMETER MEASUREMENT INFORMATION
TYPICAL CHARACTERISTICS
Table of Graphs
FIGURE
h
Efficiency
vs Load current
1, 2, 3, 4, 5, 6, 7
h
Efficiency
vs Output Current
8, 9, 10, 11
12, 13, 14, 15,
VO
Output voltage
vs Output current
16, 17
18, 19, 20, 21,
Switching frequency
vs Output current
22, 23, 24, 25,
26, 27
Output voltage peak to peak
vs Output current
28,29
IQ
Quiescent current
vs Ambient temperature
30
ISD
Shutdown current
vs Ambient temperature
31
PMOS Static drain-source on-state resistance
vs Supply voltage and ambient temperature
32
rDS(ON)
NMOS Static drain-source on-state resistance
vs Supply voltage and ambient temperature
33
PSRR
Power supply rejection ratio
vs Frequency
34
Typical operation
35, 36, 37
PFM
38
Line transient response
PWM
39
Mode transition PFM / forced PWM
40
AC - load regulation performance
41 42, 43
Load transient response
44, 45, 46, 47
Start-up
48, 49
Spurious Output Noise, 12R Load
50
Spurious Output Noise, 100R Load
51
6
Copyright 2009–2010, Texas Instruments Incorporated
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