Datasheet

UNISONIC TECHNOLOGIES CO., LTD
UT2955
Power MOSFET
SINGLE P-CHANNEL POWER
MOSFET

DESCRIPTION
The UT2955 uses advanced trench technology to provide excellent
RDS(ON), low gate charge and operation with low gate voltages. This
device is suitable for use as a load switch, in PWM applications,
converters and power supplies.

FEATURES
* RDS(ON) < 170mΩ @ VGS=-10 V, ID=-0.75A
* RDS(ON) < 180mΩ @ VGS=-10 V, ID=-1.5A
* RDS(ON) < 185mΩ @ VGS=-10 V, ID=-2.4A
* Low Capacitance
* Low Gate Charge
* Fast Switching Capability
* Avalanche Energy Specified

SYMBOL

ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
UT2955G-AA3-R
UT2955L-TN3-R
UT2955G-TN3-R
Note: Pin Assignment: G: Gate D: Drain
S: Source

Package
SOT-223
TO-252
Pin Assignment
1
2
3
G
D
S
G
D
S
Packing
Tape Reel
Tape Reel
MARKING
SOT-223
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
TO-252
1 of 4
QW-R502-250.C
UT2955

Power MOSFET
ABSOLUTE MAXIMUM RATINGS (Ta=25°C, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Drain-Source Voltage
VDSS
-60
V
Gate-Source Voltage
VGSS
±20
V
Continuous Drain Current
ID
-1.7
A
Pulsed Drain Current
IDM
-10.4
A
Single Pulsed Avalanche Energy (Note 3)
EAS
225
mJ
SOT-223
1.0
W
Power Dissipation
PD
TO-252
1.13
W
Junction Temperature
TJ
+175
°C
Storage Temperature
TSTG
-55 ~ +175
°C
Note: 1. 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.
2. Pulse width limited by TJ(MAX)
3. VDD=15V, VG=10V, IPK=6.7A, L=10mH, RG=25Ω

THERMAL DATA
PARAMETER
Junction to Ambient
Junction to Case

SYMBOL
SOT-223
TO-252
SOT-223
TO-252
θJA
θJC
RATINGS
150
110
14
4.53
UNIT
°C/W
°C/W
°C/W
°C/W
ELECTRICAL CHARACTERISTICS (TJ=25°C, unless otherwise specified)
PARAMETER
OFF CHARACTERISTICS
Drain-Source Breakdown Voltage
Drain-Source Leakage Current
Gate-Source Leakage Current
ON CHARACTERISTICS (Note)
Gate Threshold Voltage
Static Drain-Source On-Resistance
DYNAMIC PARAMETERS
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
SWITCHING PARAMETERS
Total Gate Charge
SYMBOL
VGS=0V, ID=-250µA
VDS=-60V, VGS=0V
VDS=0V, VGS=±20V
-60
VGS(TH)
VDS=VGS, ID=-1.0mA
VGS=-10V, ID=-0.75A
VGS=-10V, ID=-1.5A
VGS=-10V, ID=-2.4A
-2.0
RDS(ON)
VDS=-25V, VGS=0V, f=1MHz
QG
VDS=30V, VGS=10 V, ID=1.5A
Gate Source Charge
QGS
Gate Drain Charge
QGD
Turn-ON Delay Time
tD(ON)
Turn-ON Rise Time
tR
VGS=10V, VDD=25V, ID=1.5A,
RG=9.1Ω, RL=25Ω
Turn-OFF Delay Time
tD(OFF)
Turn-OFF Fall-Time
tF
SOURCE- DRAIN DIODE RATINGS AND CHARACTERISTICS
Diode Forward Voltage
VSD
IS=1.5A, VGS=0V
Body Diode Reverse Recovery Time
tRR
VGS=0V, dIS /dt=100A/µs
IS=1.5A
Body Diode Reverse Recovery Charge
QRR
Note: Pulse Test: pulse width ≤ 300 s, duty cycle ≤ 2%.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
BVDSS
IDSS
IGSS
CISS
COSS
CRSS
Total
Threshold
TEST CONDITIONS
TYP
145
150
154
MAX UNIT
-1.0
±100
V
µA
nA
-4.0
170
180
185
V
mΩ
mΩ
mΩ
492
165
50
pF
pF
pF
14.3
1.2
2.3
5.2
11
7.6
65
38
nC
nC
nC
nC
ns
ns
ns
ns
-1.10 -1.30
36
0.139
V
ns
nC
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QW-R502-250.C
UT2955
Power MOSFET
TYPICAL CHARACTERISTICS

Drain Current vs. Gate Threshold Voltage
450
1200
Drain Current vs.
Drain-Source Breakdown Voltage
400
1000
350
300
800
250
600
200
400
150
100
200
50
0
2
3
1
Gate Threshold Voltage, VTH (mV)
4
0
0
20
40
60
80
Drain-Source Breakdown Voltage, BVDSS(V)
Drain Current, ID (A)
0
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 4
QW-R502-250.C
UT2955
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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QW-R502-250.C