
NTE2969 
MOSFET
N–Channel, Enhancement Mode
High Speed Switch
Features:
D Avalanche Rugged Technology 
D Rugged Gate Oxide Technology 
D Low Input Capacitance 
D Improved Gate Charge 
D Extended Safe Operating Area 
D Lower Leakage Current 
D Low Static Drain–Source On–State Resistance
Absolute Maximum Ratings:
Drain–Source Voltage, V 
Drain Current, I
D
Continuous
TC = +25°C 25A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
TC = +100°C 15.1A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Pulsed (Note 1) 100A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Gate–Source Voltage, V 
Gate Current (Pulsed), I 
Single Pulsed Avalanche Energy (Note 2), E 
Avalanche Current (Note 1), I 
Repetitive Avalanche Energy (Note 1), E
Peak Diode Recovery dv/dt (Note 3), dv/dt 4.0V/ns. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Total Power Dissipation (TC = +25°C), P
Derate Above 25°C 2.22W/°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Operating Junction Temperature Range, T 
Storage Temperature Range, T 
Maximum Lead Temperature (During Soldering, 1/8” from case, 5sec), T 
Thermal Resistance:
Maximum Junction–to–Case, R
Typical Case–to–Sink, R
Maximum Junction–to–Ambient, R
DSS
GS
GM
AS
stg
thCS
D
thJC
AR
thJA
AS
J
–55° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
–55° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
L
0.45°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
0.24°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
400V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
±30V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
±1.5A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
1429mJ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
25A. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
27.8mJ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
278W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
+300°C. . . . . . . . . . . . . . 
40°C/W. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
Note 1. Repetitive Rating: Pulse width limited by maximum junction temperature. 
Note 2. L = 4mH, IAS = 25A, VDD = 50V, RG = 27Ω, Starting TJ = +25°C. 
Note 3. ISD ≤ 25A, di/dt ≤ 320A/µs, VDD ≤ BV
, Starting TJ = +25°C.
DSS

Electrical Characteristics: (TC = +25°C unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Drain–Source Breakdown Voltage BV
Breakdown Voltage Temperature
DSSVGS
DBV/DT
ID = 250µA
J
Coefficient
Gate Threshold Voltage V 
Gate–Source Leakage Forward I 
Gate–Source Leakage Reverse I 
Zero Gate Voltage Drain Current I
Static Drain–Source ON Resistance R 
Forward Transconductance g 
Input Capacitance C 
Output Capacitance C 
Reverse Transfer Capacitance C 
Turn–On Delay Time t 
Rise Time t 
Turn–Off Delay Time t 
Fall Time t 
Total Gate Charge Q 
Gate–Source Charge Q 
Gate–Drain (“Miller”) Charge Q
Source–Drain Diode Ratings and Characteristics
GS(th)VDS
GSS 
GSS 
DSS
VGS = 30V – – 100 nA 
VGS = –30V – – –100 nA 
VDS = 400V, VGS = 0 – – 10 µA 
VDS = 320V, TC = +1 50°C – – 100 µA
DS(on)VGS
VDS = 50V, ID = 12.5A, Note 4 – 18.91 – mhos
fs
VGS = 0V, VDS = 25V, f = 1MHz – 3180 4130 pF
iss
oss
rss
d(on)
VDD = 200V 
Note 4, Note 5
r
d(off)
f
VGS = 10V, ID = 25A, VDS = 320V,
g
Note 4, Note 5
gs 
gd
 = 0V, ID = 250µA 400 – – V
– 0.20 – V/°C
 = 5V, ID = 250µA 2.0 – 4.0 V
 = 10V, ID = 12.5A, Note 4 – – 0.2 Ω
– 435 500 pF 
– 200 240 pF
 = 25A, RG = 5.3Ω,
, ID
– 22 55 ns 
– 22 60 ns 
– 127 260 ns 
– 38 85 ns 
– 140 182 nC 
– 21 – nC 
– 64.8 – nC
Continuous Source Current I 
Pulse Source Current I 
Diode Forward Voltage V 
Reverse Recovery Time t
Reverse Recovery Charge
SM
Q
(Body Diode) – – 25 A
S
(Body Diode) Note 1 – – 100 A 
TJ = +25°C, IS = 25A, VGS = 0V, Note 4 – – 1.5 V
SD
TJ = +25°C, IF = 25A, dIF/dt = 100A/µs – 484 – ns
rr
rr
– 7.6 – µC
Note 1. Repetitive Rating: Pulse width limited by maximum junction temperature. 
Note 4. Pulse Test: Pulse Width ≤ 250µs, Duty Cycle ≤ 2%. 
Note 5. Essentially independent of operating temperature.