参数资料
型号: TPS62351YZG
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 1.6 A SWITCHING REGULATOR, 3350 kHz SWITCHING FREQ-MAX, BGA12
封装: DSBGA-12
文件页数: 3/46页
文件大小: 1530K
代理商: TPS62351YZG
TYPICAL CHARACTERISTICS
Table of Graphs
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Efficiency
%
I
OutputCurrent
O
mA
V =3.6V
I
V
=1.35V
L =1 H
C
=10 F
O
m
FPFM/PWM
LPFM/PWM
3-MHzPWM
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Efficiency
%
I
OutputCurrent
O
mA
V =3.6V
I
V
=1.05V
L =1 H
C
=10 F
O
m
FPFM/PWM
LPFM/PWM
www.ti.com .............................................................................................................................................................. SLVS540E – MAY 2006 – REVISED APRIL 2008
FIGURE
vs Output current
3, 4, 5, 6
η
Efficiency
vs Input voltage
7
vs Output current
8, 9, 12
DC output voltage
vs Input voltage
10, 11
VO
vs Ambient temperature
13
Measured output voltage
vs DAC target output voltage
14
IQ
Quiescent current
vs Input voltage
15
ISD
Shutdown current
vs Input voltage
16
f(OSC)
Oscillator frequency
vs Input voltage
17
P-channel MOSFET rDS(on)
vs Input voltage
18
rDS(on)
N-channel MOSFET rDS(on)
vs Input voltage
19
IP
Inductor peak current
vs Ambient temperature
20
21, 22, 23, 24, 25, 26
Load transient response
27, 28, 29, 30, 31, 32
Line transient response
33
Combined line and load transient
34
response
PWM operation
35
Duty cycle jitter
36
Power-save mode operation
37, 38
Dynamic voltage management
39, 40
Output voltage ramp control
41
Start-up
42, 43
EFFICIENCY
vs
OUTPUT CURRENT
Figure 3.
Figure 4.
Copyright 2006–2008, Texas Instruments Incorporated
11
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