RFP70N03 Datasheet, PDF (5/16 Pages) Fairchild Semiconductor – 70A, 30V, Avalanche Rated N-Channel Enhancement-Mode Power MOSFETs

RFP70N03, RF1S70N03SM
Typical Performance Curves (Continued)
30.0
22.5
V_DD = BV_DSS
V_DD = BV_DSS
10.0
7.5
15.0
5.0
0.75BV_DSS
0.75BV_DSS
0.50BV_DSS
0.50BV_DSS
7.5
0.25BV_DSS
0.25BV_DSS
2.5
R_L = 0.43Ω
I_g(REF) = 3.0mA
V_GS = 10V
0
0
20 _I-^I-_gg----₍₍--_AR----_CE----^F-_T---⁾-₎
t, TIME (µs)
80 _I-^I-_gg----₍₍--_AR----_CE----^F-_T---⁾-₎
NOTE: Refer to Intersil Application Notes AN7254 and AN7260.
FIGURE 12. GATE CHARGE WAVEFORMS FOR CONSTANT GATE CURRENT
Test Circuits and Waveforms
V_DS
L
VARY t_P TO OBTAIN
REQUIRED PEAK I_AS
R_G
V_GS
DUT
+
V_DD
-
t_P
0V
I_AS
0
0.01Ω
t_P
I_AS
BV_DSS
t_AV
V_DS
V_DD
FIGURE 13. UNCLAMPED ENERGY TEST CIRCUIT
FIGURE 14. UNCLAMPED ENERGY WAVEFORMS
V_DS
V_GS
V_GS
R_GS
R_L
DUT
+
V_DD
-
FIGURE 15. SWITCHING TIME TEST CIRCUIT
5
V_DS
t_ON
t_d(ON)
t_r
90%
t_OFF
t_d(OFF)
t_f
90%
10%
0
V_GS
10%
0
50%
PULSE WIDTH
10%
90%
50%
FIGURE 16. SWITCHING WAVEFORMS