Datasheet

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4 8 12 16 20 24 28
1.0
1.5
2.0
2.5
3.0
3.5
OCL = 3.0 A
OCL = 1.5 A
V
DD
- Supply Voltage - V
I
OC
- Overcurrent Limit - A
50
200
250
300
350
400
100
0 0.2 0.4 0.6 0.8 1.0 1.4
T
A
= 0°C
I
L
- Load Current - A
t
ON
- Minimum Controllable Pulse Width - ns
–40
0
25
85
T
A
(°C)
T
A
= –40°C
T
A
= 25°C
T
A
= 85°C
1.2
150
TPS54283 , , TPS54286
SLUS749C – JULY 2007 – REVISED OCTOBER 2007
TYPICAL CHARACTERISTICS (continued)
OVERCURRENT LIMIT MINIMUM CONTROLLABLE PULSE WIDTH
vs vs
SUPPLY VOLTAGE LOAD CURRENT
Figure 13. Figure 14.
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