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TPS22921 Datasheet(PDF) 16 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) 16 Page - Texas Instruments

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Time ( s)
µ
–500
0
500
1000
1500
2000
2500
3000
3500
4000
4500
1.20
1.10
1.00
0.90
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.00
–0.30
–0.20
–0.10
–0.40
0.006
0.005
0.004
0.003
0.001
0.002
0.000
–0.001
–0.002
R = 500
V
= 1 V
C = 3.3 F
L
IN
L
W
µ
IOUT
VON
Time ( s)
µ
–20
0.0
20
40
60
80
100
120
140
160
180
1.20
1.10
1.00
0.90
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.00
–0.30
–0.20
–0.10
–0.40
0.12
0.11
0.10
0.09
0.08
0.07
0.06
0.02
0.05
0.01
0.04
0.00
–0.01
0.03
–0.03
–0.02
–0.04
R = 10
V
= 1 V
C = 3.3 F
L
IN
L
W
µ
IOUT
VON
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 = 0.1 F
L
IN
L
W
µ
ON = 1.8 V
I
= 6.6 mA
OUT
t
= 8 µs
OFF
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
I
= 6.6 mA
OUT
ON = 1.8 V
t
= 50 µs
OFF
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
= 90 µs
OFF
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 = 0.1 F
L
IN
L
W
µ
I
= 2 mA
OUT
ON = 0.85 V
t
= 20 µs
OFF
TPS22921, TPS22922, TPS22922B
SLVS749A – NOVEMBER 2008 – REVISED DECEMBER 2008........................................................................................................................................ www.ti.com
TYPICAL CHARACTERISTICS (continued)
Figure 29. tOFF Response
Figure 30. tOFF Response
Figure 31. tOFF Response
Figure 32. tOFF Response
Figure 33. tOFF Response
Figure 34. tOFF Response
16
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Copyright © 2008, Texas Instruments Incorporated
Product Folder Link(s): TPS22921 TPS22922 TPS22922B



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