參數(shù)資料
型號: TPS65162RGZR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 4.2 A SWITCHING REGULATOR, 900 kHz SWITCHING FREQ-MAX, PQCC48
封裝: 7 X 7 MM, PLASTIC, VQFN-48
文件頁數(shù): 36/36頁
文件大小: 1034K
代理商: TPS65162RGZR
BOOST CONVERTER (Vs)
2.5ms/div
V
10V/div
O
V
10V/div
SW
I
1 A/div
I
V =12V,
V =15V/1.2 A
C
=22nF
I
O
(SS)
40
50
60
70
80
90
100
0
0.5
1
1.5
V =12V
I
V =8V
I
V =14V
I
V =15V,
V
,V
noLoadSwitching
OpAmpnoLoadOperating
S
GH
GL
LOGIC
Efficiency-%
I -OutputCurrent- A
O
V =12V,
V
=15V/1.5 A
I
O
V
10V/div
SW
V
50mV/div
O
I
1 A/div
L
1 s/div
m
V =12V,
V
=15V/10mA
I
O
V
10V/div
SW
V
50mV/div
O
I
500mA/div
L
1 s/div
m
www.ti.com ............................................................................................................................................................... SLVS771B – MAY 2007 – REVISED JUNE 2008
η EFFICIENCY
vs
LOAD CURRENT
SOFT-START
Figure 1.
Figure 2.
PWM OPERATION AT NOMINAL
PWM OPERATION, LIGHT
LOAD CURRENT
Figure 3.
Figure 4.
Copyright 2007–2008, Texas Instruments Incorporated
9
Product Folder Link(s): TPS65162
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