UNISONIC TECHNOLOGIES CO., LTD UT2302

UNISONIC TECHNOLOGIES CO., LTD
UT2302
Power MOSFET
N-CHANNEL
ENHANCEMENT MODE

DESCRIPTION
The UTC UT2302 is N-channel Power MOSFET, designed with
high density cell, with fast switching speed, ultra low on-resistance,
and excellent thermal and electrical capabilities.
Used in commercial and industrial surface mount applications
and suited for low voltage applications such as DC/DC converters.
SYMBOL

3.Drain
2.Gate
1.Source

ORDERING INFORMATION
Ordering Number
Note:

UT2302G-AE2-R
UT2302G-AE3-R
Pin Assignment: G: Gate
D: Drain
Package
SOT-23-3
SOT-23
Pin Assignment
1
2
3
S
G
D
S
G
D
Packing
Tape Reel
Tape Reel
S: Source
MARKING
23BG
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Copyright © 2015 Unisonic Technologies Co., Ltd
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QW-R502-114.H
UT2302

Power MOSFET
ABSOLUTE MAXIMUM RATINGS (Ta = 25°C, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
VDSS
20
V
VGSS
±8
V
Continuous
ID
2.4
A
Drain Current (Note 1)
Pulsed
IDM
10
A
Power Dissipation
PD
1.25
W
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.
Drain-Source Voltage
Gate-Source Voltage

THERMAL DATA
PARAMETER
Junction to Ambient (Note 3)

SYMBOL
θJA
RATINGS
100
UNIT
°C/W
ELECTRICAL CHARACTERISTICS (Ta =25°C, unless otherwise specified)
PARAMETER
OFF CHARACTERISTICS
Drain-Source Breakdown Voltage
Drain-Source Leakage Current
Gate-Source Leakage Current
ON CHARACTERISTICS
Gate-Threshold Voltage
Static Drain-Source On-State Resistance
SYMBOL
TEST CONDITIONS
BVDSS
IDSS
IGSS
VGS =0 V, ID =250 µA
VDS =20 V, VGS =0 V
VDS =0 V, VGS = ±8V
20
VGS(TH)
VDS =VGS, ID =250 µA
VGS =4.5 V, ID =7.2 A
VGS =2.5 V, ID =3.1 A
VDS ≥ 5V, VGS =4.5 V
0.45
RDS(ON)
On State Drain Current (Note2)
ID(ON)
DYNAMIC PARAMETERS
Input Capacitance
CISS
VDS =10 V, VGS =0V, f=1MHz
Output Capacitance
COSS
Reverse Transfer Capacitance
CRSS
SWITCHING PARAMETERS
Turn-ON Delay Time
tD(ON)
Turn-ON Rise Time
tR
VDD =10V, R =10 Ω, ID=1A,
VGEN =4.5V, RG =6Ω
Turn-OFF Delay Time
tD(OFF)
Turn-OFF Fall-Time
tF
Total Gate Charge
QG
VDS =10V, VGS =4.5 V, ID=3.6 A
Gate-Source Charge
QGS
Gate-Drain Charge
QGD
DRAIN-SOURCE DIODE CHARACTERISTICS AND MAXIMUM RATINGS
Drain-Source Diode Forward Voltage
VSD
VGS =0 V, IS =1.0 A
Maximum Continuous Drain-Source
IS
Diode Forward Current
Notes: 1. Repetitive Rating: Pulse width limited by TJ
2. Pulse Test: Pulse width ≤ 300μs, Duty cycle ≤ 2%
3. Surface mounted on 1 in2 copper pad of FR4 board
UNISONIC TECHNOLOGIES CO., LTD
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MIN
TYP
MAX UNIT
1.0
±100
75
50
95
6
450
70
43
V
µA
nA
V
mΩ
mΩ
A
pF
pF
pF
7
55
16
10
5.2
0.65
1.5
15
80
60
25
10
ns
ns
ns
ns
nC
nC
nC
0.76
1.2
V
1.6
A
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UT2302
TYPICAL CHARACTERISTICS
Capacitance, C (pF)
On-Resistance, RDS(ON) (Ω)
Drain Current, ID (A)
Drain Current, ID (A)

Power MOSFET
On-Resistance vs. Junction Temperature
Gate Charge Characteristics
VDS = 2.5V
ID = 3.6A
4
On-Resiistance, RDS(ON) (Normalized)
Gate-to-Source Voltage, VGS (V)
5
3
2
1
0
0
1
2
3
4
5
Total Gate Charge, Qg (nC)
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1.8
1.6
VDS = 4.5V
ID = 3.6A
1.4
1.2
1.0
0.8
0.6
-50
0
50
100
150
Junction Temperature, TJ (°C)
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UT2302
On-Resistance, RDS(on) (Ω)
TYPICAL CHARACTERISTICS(Cont.)
Source Current, IS (A)

Power MOSFET
Normalized Thermal Transient Impedance, Junction-to-Ambient
Normalized Effective Transient
Thermal Impedance
2
1
Duty Cycle = 0.5
0.2
0.1
0.1
0.05
0.02
Single Pulse
0.01
10-4
10-3
10-2
10-1
1
10
100
600
Square Wave Pulse Duration (sec)
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QW-R502-114.H
UT2302
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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www.unisonic.com.tw
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