参数资料
型号: TPS62321YED
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 0.89 A SWITCHING REGULATOR, 3350 kHz SWITCHING FREQ-MAX, BGA8
封装: LEAD FREE, DSBGA-8
文件页数: 36/37页
文件大小: 1401K
代理商: TPS62321YED
www.ti.com
TYPICAL CHARACTERISTICS
Table of Graphs
Efficiency
%
IO Load Current mA
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
VI = 3.6 V,
VO = 1.8 V
PWM Operation
L = 2.2 mH
PFM/PWM Operation
L = 2.2 mH
PFM/PWM Operation
L = 0.9 mH
0
10
20
30
40
50
60
70
80
90
100
0.1
1
10
100
1000
Efficiency
%
IO Load Current mA
PWM Operation
L = 0.9 mH
PFM/PWM Operation
L = 2.2 mH
VI = 3.6 V,
VO = 1.6 V
SLVS528E – JULY 2004 – REVISED NOVEMBER 2007
FIGURE
vs Load current
3, 4, 5, 6
η
Efficiency
vs Input voltage
7
Line transient response
8
9, 10, 11, 12,
Load transient response
13, 14, 15, 16
VO
DC output voltage
vs Load current
17
VFB
Regulated feedback voltage
vs Temperature
18
IQ
No load quiescent current
vs Input voltage
19
fs
Switching frequency
vs Temperature
20
Duty cycle jitter
21
P-channel MOSFET rDS(on)
vs Input voltage
22
rDS(on)
N-channel MOSFET rDS(on)
vs Input voltage
23
PWM operation
24
Power-save mode operation
25
Dynamic voltage management
26, 27
Start-up
28, 29
Power down (TPS6232x)
30
EFFICIENCY
vs
LOAD CURRENT
Figure 3.
Figure 4.
8
Copyright 2004–2007, Texas Instruments Incorporated
相关PDF资料
PDF描述
TPS62313YZDT 0.89 A SWITCHING REGULATOR, 3350 kHz SWITCHING FREQ-MAX, BGA8
TPS62315YZT 0.89 A SWITCHING REGULATOR, 3350 kHz SWITCHING FREQ-MAX, BGA8
TPS62301YZDR 0.89 A SWITCHING REGULATOR, 3350 kHz SWITCHING FREQ-MAX, BGA8
TPS62315YZ 0.89 A SWITCHING REGULATOR, 3350 kHz SWITCHING FREQ-MAX, BGA8
TPS62321YEDT 0.89 A SWITCHING REGULATOR, 3350 kHz SWITCHING FREQ-MAX, BGA8
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