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HRP2540 Datasheet, PDF (3/3 Pages) Intersil Corporation – Power Rectifier/Power Surge Suppressor
HRP2540
Typical Performance Curves (Continued)
5000
4000
3000
2000
1000
0
0
1.2
1.0
0.8
0.6
0.4
0.2
4
8
12
16
20
0.0
0
25
50
75
100
125
150
VR, REVERSE VOLTAGE (V)
TR, CASE TEMPERATURE (oC)
FIGURE 5. TYPICAL CAPACITANCE vs REVERSE VOLTAGE
1
0.5
FIGURE 6. NORMALIZED POWER DISSIPATION vs TEMPERA-
TURE DERATING CURVE
Exploded View
SUGGESTED MOUNTING HARDWARE FOR JEDEC TO-220AB
0.2
0.1
0.1 0.05
0.02
0.01
SIGNAL PULSE
0.01
0.01
0.1
P(PEAK)
t1
t2
DUTY CYCLE D = t1 t2
RθJC(t)
RθJC =
1- .r2(t5)oRCθ/WJCMAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t1
TJ(PEAK) - TC = P(PEAK) RθJC(t)
1
10
100
1000
t, TIME (ms)
SCREW, 6.32
NR231A
RECTANGULAR METAL
WASHER
DF103B
MICA INSULATOR
HOLE DIA. = 0.145 - 0.141 IN.
(3.68 - 3.58mm)
FIGURE 7. TRANSIENT THERMAL RESISTANCE
HEAT SINK
(CHASSIS)
DF378F
INSULATING SHOULDER WASHER
I.D. = 0.156 IN. (4.00mm)
SHOULDER DIA. = 0.250 IN.
(6.35mm) MAX.
METAL WASHER
LOCK WASHER
HEX NUT
SOLDER LUG
HEX NUT
NOTE: Maximum torque applied to mounting flange is 8 in. lb.
(0.09kgf m).
3