參數(shù)資料
型號(hào): TPS22921YZPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, BGA6
封裝: GREEN, DSBGA-6
文件頁(yè)數(shù): 6/28頁(yè)
文件大小: 1015K
代理商: TPS22921YZPR
TPS22921 and TPS22922
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
–0.4
0.0
–0.6
–0.2
–0.8
–1.0
0.03
0.02
0.01
0.00
–0.01
R = 500
V
= 3.3 V
C = 1 F
L
IN
L
W
t
= 40
ON
s
I
= 6.6 mA
OUT
ON = 1.8 V
ON
Input
V
oltage
(V)
Output
Current
(A)
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
–0.4
0.0
–0.6
–0.2
–0.8
–1.0
0.03
0.02
0.01
0.00
–0.01
R = 500
V
= 3.3 V
C = 3 F
L
IN
L
W
I
= 6.6 mA
OUT
ON = 1.8 V
t
= 40
ON
s
ON
Input
V
oltage
(V)
Output
Current
(A)
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
–0.1
0.1
–0.2
0.0
–0.3
–0.4
0.01
0.00
R = 500
V
= 1 V
C = 1 F
L
IN
L
W
I
= 2 mA
OUT
ON = 0.85 V
t
= 145 s
ON
Input
V
oltage
(V)
Output
Current
(A)
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
–0.1
0.1
–0.2
0.0
–0.3
–0.4
0.01
0.00
R =500
V
=1V
C =0.1 F
L
IN
L
W
I
=2mA
OUT
ON=0.85V
t
=100 s
ON
ONInputV
oltage(V)
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
–0.1
0.1
–0.2
0.0
–0.3
–0.4
0.01
0.00
R = 500
V
= 1 V
C = 3 F
L
IN
L
W
I
= 2 mA
OUT
ON = 0.85 V
t
= 160 s
ON
Input
V
oltage
(V)
Output
Current
(A)
SLVS749A – NOVEMBER 2008 – REVISED DECEMBER 2008........................................................................................................................................ www.ti.com
TYPICAL CHARACTERISTICS (continued)
Figure 18. tON Response
Figure 19. tON Response
Figure 20. tON Response
Figure 21. tON Response
Figure 22. tON Response
14
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TPS22921 TPS22922 TPS22922B
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