RHRP1570, RHRP1580, RHRP1590, RHRP15100
Typical Performance Curves (Continued)
300
250
200
150
100
50
0
0
50
100
150
200
VR, REVERSE VOLTAGE (V)
FIGURE 9. TYPICAL JUNCTION CAPACITANCE vs REVERSE VOLTAGE
Test Circuit and Waveforms
IMAX = 1A
L = 40mH
R < 0.1Ω
EAVL = 1/2LI2 [VAVL/(VAVL - VDD)]
Q1 & Q2 ARE 1000V MOSFETs Q1
130Ω
12V Q2
L
1MΩ
DUT
R+
VDD
VAVL
130Ω
12V
CURRENT
SENSE
VDD
-
FIGURE 10. AVALANCHE ENERGY TEST CIRCUIT
IL
IV
t0
t1
t2
t
FIGURE 11. AVALANCHE CURRENT AND VOLTAGE WAVE-
FORMS
7-73