Datasheet

UNISONIC TECHNOLOGIES CO., LTD
Preliminary
UTT40N08
Power MOSFET
40A, 80V N-CHANNEL
POWER MOSFET

DESCRIPTION
The UTT40N08 power MOSFET provide the designer with the
best combination of fast switching, ruggedized device design, low
on-resistance and cost-effectiveness

FEATURES
* RDS(ON) < 45mΩ @VGS = 10 V
* Low capacitance
* Optimized gate charge
* Fast switching capability
* Avalanche energy specified

SYMBOL
2.Drain
1.Gate
3.Source

ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
UTT40N08L-TN3-R
UTT40N08G-TN3-R
Note: Pin Assignment: G: Gate D: Drain
S: Source

Package
TO-252
Pin Assignment
1
2
3
G
D
S
Packing
Tape Reel
MARKING INFORMATION
PACKAGE
MARKING
TO-252
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
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QW-R502-A81.a
UTT40N08

Preliminary
Power MOSFET
ABSOLUTE MAXIMUM RATINGS (TJ=25°C, unless otherwise specified)
PARAMETER
Drain-Source Voltage
Gate-Source Voltage
RATINGS
UNIT
80
V
±20
V
40
A
Continuous
Drain Current
Pulsed (Note 1)
160
A
TC=25°C
65
PD
Power Dissipation
W
TC=125°C
1.92
Junction Temperature
TJ
+150
°C
Storage Temperature
TSTG
-55~+150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.

THERMAL DATA
PARAMETER
Junction to Ambient
Junction to Case

SYMBOL
VDSS
VGSS
ID
IDM
SYMBOL
θJA
θJC
RATINGS
62
1.92
UNIT
°C/W
°C/W
ELECTRICAL CHARACTERISTICS (TA =25°C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
OFF CHARACTERISTICS
Drain-Source Breakdown Voltage
BVDSS
ID=250µA, VGS=0V
Drain-Source Leakage Current
IDSS
VDS =80 V, VGS =0 V, TJ=25°C
Forward
VGS=+20V
Gate- Source Leakage Current
IGSS
Reverse
VGS=-20V
ON CHARACTERISTICS
Gate Threshold Voltage
VGS(TH)
VDS=VGS, ID=250µA
Static Drain-Source On-State Resistance
RDS(ON)
VGS=10V, ID=20A
DYNAMIC PARAMETERS
Input Capacitance
CISS
VDS =25 V, VGS =0V, f=1.0MHz
Output Capacitance
COSS
Reverse Transfer Capacitance
CRSS
SWITCHING PARAMETERS
Total Gate Charge
QG
VDS =25V, VGS =10 V, ID =40A
Gate to Source Charge
QGS
Gate to Drain Charge
QGD
Turn-ON Delay Time
tD(ON)
Rise Time
tR
VDS =30 V, ID=1 A, VGS =10V,
RG =1.7 Ω
Turn-OFF Delay Time
tD(OFF)
Fall-Time
tF
SOURCE- DRAIN DIODE RATINGS AND CHARACTERISTICS
Maximum Body-Diode Continuous Current
IS
VD=VG=0V , VS=1.3V
Maximum Body-Diode Pulsed Current
ISM
Drain-Source Diode Forward Voltage
VSD
TJ=25°C, IS=40A, VGS=0V
Notes: 1. Pulse width limited by TJ(MAX)
2. Pulse width ≤300us, duty cycle ≤2%.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN TYP MAX UNIT
80
2.0
35
1
+100
-100
V
µA
nA
nA
4.0
45
V
mΩ
2800
320
140
pF
pF
pF
200
19
14
66
52
350
90
78
70
380
110
nC
nC
nC
ns
ns
ns
ns
40
160
1.3
A
A
V
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QW-R502-A81.a
UTT40N08
Preliminary
Power MOSFET
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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