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TPS22921 Datasheet(PDF) 14 Page - Texas Instruments

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Part # TPS22921
Description  LOW INPUT VOLTAGE, ULTRA-LOW rON LOAD SWITCHES
PDF  27 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS22921 Datasheet(HTML) 14 Page - Texas Instruments

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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
µ
t
= 40
ON
µs
I
= 6.6 mA
OUT
ON = 1.8 V
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
µ
I
= 6.6 mA
OUT
ON = 1.8 V
t
= 40
ON
µs
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
µ
I
= 2 mA
OUT
ON = 0.85 V
t
= 145 µs
ON
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
µ
I
=2mA
OUT
ON=0.85V
t
=100 s
ON
µ
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
µ
I
= 2 mA
OUT
ON = 0.85 V
t
= 160 µs
ON
TPS22921, TPS22922, TPS22922B
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
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Copyright © 2008, Texas Instruments Incorporated
Product Folder Link(s): TPS22921 TPS22922 TPS22922B



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