Datasheet

UNISONIC TECHNOLOGIES CO., LTD
UT6402
Power MOSFET
N-CHANNEL
ENHANCEMENT MODE

3
DESCRIPTION
SOT-23
The UT6402 is N-Channel enhancement mode Power MOSFET,
designed with high density cell, with fast switching speed, low
on-resistance, excellent thermal and electrical capabilities, operation
with low gate voltages.
This device is suitable for use as a load switch or in PWM
applications.
SYMBOL

ORDERING INFORMATION
Ordering Number

6
5
4
1
2
3
SOT-26

Note:
1
2
UT6402G-AE3-R
UT6402G-AG6-R
Pin Assignment: S: Source
G: Gate
Package
SOT-23
SOT-26
1
S
D
Pin Assignment
2
3
4
5
G
D
D
G
S
D
6
D
Packing
Tape Reel
Tape Reel
D: Drain
MARKING
SOT-23
SOT-26
64BG
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Copyright © 2015 Unisonic Technologies Co., Ltd
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QW-R502-152.D
UT6402

Power MOSFET
ABSOLUTE MAXIMUM RATINGS (TA = 25°C, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Drain-Source Voltage
VDSS
30
V
Gate-Source Voltage
VGSS
±20
V
Continuous Drain Current (Note 3)
ID
6.9
A
Pulsed Drain Current (Note 2)
IDM
20
A
Power Dissipation
PD
2
W
Junction Temperature
TJ
+150
°C
Strong 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 (Note 3)

SYMBOL
θJA
MIN
TYP
74
MAX
110
UNIT
°C/W
ELECTRICAL CHARACTERISTICS (TJ =25°C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
OFF CHARACTERISTICS
Drain-Source Breakdown Voltage
BVDSS
VGS =0 V, ID =250µA
Drain-Source Leakage Current
IDSS
VDS =30V, VGS =0 V
Gate-Source Leakage Current
IGSS
VDS =0 V, VGS = ±20V
ON CHARACTERISTICS
Gate Threshold Voltage
VGS(TH)
VDS =VGS, ID =250 µA
On State Drain Current
ID(ON)
VDS =5V, VGS =4.5V
VGS =10V, ID =6.9A
Static Drain-Source On-Resistance
RDS(ON)
(Note 2)
VGS =4.5V, ID =5.0A
DYNAMIC CHARACTERISTICS
Input Capacitance
CISS
VDS =15 V, VGS =0V, f=1MHz
Output Capacitance
COSS
Reverse Transfer Capacitance
CRSS
SWITCHING CHARACTERISTICS
Turn-ON Delay Time (Note 2)
tD(ON)
Turn-ON Rise Time
tR
VGS=10V, VDS=15V, RL=2.2Ω,
RG =3Ω
Turn-OFF Delay Time
tD(OFF)
Turn-OFF Fall-Time
tF
Total Gate Charge (Note 2)
QG
VDS =15V, VGS =10V, ID =6.9A
Gate Source Charge
QGS
Gate Drain Charge
QGD
SOURCE- DRAIN DIODE RATINGS AND CHARACTERISTICS
Drain-Source Diode Forward Voltage
VSD
IS=1A
Maximum Body-Diode Continuous
IS
Current
Reverse Recovery Time
tRR
IF=6.9 A, dI/dt=100A/μs
Reverse Recovery Charge
QRR
IF=6.9 A, dI/dt=100A/μs
Notes: 1. Pulse width limited by TJ(MAX)
2. Pulse width ≤300us, duty cycle ≤0.5%.
3. Surface mounted on 1 in2 copper pad of FR4 board.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
TYP
MAX
UNIT
1
±100
V
µA
nA
30
1
20
1.9
3
22.5
34.5
28
42
680
102
77
820
pF
108
4.6
4.1
20.6
5.2
11.5 13.88 16.7
1.82
3.2
0.76
16.5
7.8
V
A
mΩ
mΩ
ns
nC
1
V
3
A
20
ns
nC
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UT6402
Power MOSFET
TYPICAL CHARACTERISTICS

Transfer Characteristics
On-Region Characteristics
30
10V
6V
VDS=5V
5V
4.5V
16
4V
Drain Current,ID (A)
25
Drain Current,ID (A)
20
20
15
3.5V
10
VGS=3V
5
12
8
125℃
4
25℃
0
0
1
2
3
4
Drain to Source Voltage,VDS (V)
0
5
0.5 1 1.5 2 2.5 3 3.5 4
Gate to Source Voltage,VGS (V)
4.5
Drain to Source OnResistance,RDS(ON) (mΩ)
Reverse Drain Current,IS (A)
Normalized On-Resistance
Drain to Source OnResistance,RDS(ON) (mΩ)
0
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UT6402
TYPICAL CHARACTERISTICS(Cont.)

Gate-Charge Characteristics
10
VDS=15V
ID=6.9A
8
f=1MHZ
VGS=0V
900
800
6
4
700
CISS
600
500
400
300
200
2
COSS
100
0
CRSS
0
0
6
4
8
10
Gate Charge,QG (nC)
2
12
14
TJ(Max)=150℃
TA=25℃
100μs
RDS(ON)
Limited
30
Power (W)
1ms
10ms
0.1s
1s
1
10s
0.1
0.1
TJ(Max)=150℃
TA=25℃
1
30
Single Pulse Power Rating
Junction-to-Ambient
40
10μs
10
20
25
10
15
5
Drain to Source Voltage,VDS (V)
0
Maximum Forward Biased Safe
Operating Area
100
Drain Current,ID (A)
Capacitance Characteristics
1000
Capacitance (pF)
Gate to Source Voltage,VGS (V)
Power MOSFET
20
10
DC
0
10
100
0.001 0.01
Drain to Source Voltage,VDS (V)
1
0.1
10
Pulse Width (s)
100
1000
Normalized Maximum Transient Thermal Impedance
Normalized Transient Thermal
Resistance,ZθJA
10
In descending order
D=0.5,0.3,0.1,0.05,0.02,0.01,single pulse
D=TON/T
TJ,PK=TA+PDM.ZθJA.RθJA
RθJA=62.5℃/W
1
0.1
PDM
0.01
0.00001
TON
T
Single Pulse
0.0001
0.001
0.01
0.1
1
10
100
1000
Pulse Width (s)
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QW-R502-152.D
UT6402
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.
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QW-R502-152.D