HUFA76445P3T Просмотр технического описания (PDF) - Fairchild Semiconductor
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HUFA76445P3T
Fairchild Semiconductor
HUFA76445P3T Datasheet PDF : 10 Pages
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HUFA76445P3, HUFA76445S3S
Typical Performance Curves
1.2
1.0
0.8
0.6
0.4
0.2
0
0
25
50
75
100
125
150 175
TC, CASE TEMPERATURE (oC)
FIGURE 1. NORMALIZED POWER DISSIPATION vs CASE
TEMPERATURE
80
VGS = 10V
60
VGS = 4.5V
40
20
0
25
50
75
100
125
150
175
TC, CASE TEMPERATURE (oC)
FIGURE 2. MAXIMUM CONTINUOUS DRAIN CURRENT vs
CASE TEMPERATURE
2
DUTY CYCLE - DESCENDING ORDER
1
0.5
0.2
0.1
0.05
0.02
0.01
PDM
0.1
0.01
10-5
SINGLE PULSE
10-4
10-3
10-2
t1
t2
NOTES:
DUTY FACTOR: D = t1/t2
PEAK TJ = PDM x ZθJC x RθJC + TC
10-1
100
101
t, RECTANGULAR PULSE DURATION (s)
FIGURE 3. NORMALIZED MAXIMUM TRANSIENT THERMAL IMPEDANCE
2000
1000
VGS = 10V
VGS = 5V
100 TRANSCONDUCTANCE
MAY LIMIT CURRENT
IN THIS REGION
50
10-5
10-4
10-3
10-2
10-1
t, PULSE WIDTH (s)
FIGURE 4. PEAK CURRENT CAPABILITY
©2001 Fairchild Semiconductor Corporation
TC = 25oC
FOR TEMPERATURES
ABOVE 25oC DERATE PEAK
CURRENT AS FOLLOWS:
I = I25
175 - TC
150
100
101
HUFA76445P3, HUFA76445S3S Rev. A
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