Datasheet

UNISONIC TECHNOLOGIES CO., LTD
UT4446-H
Preliminary
Power MOSFET
15A, 30V N-CHANNEL
ENHANCEMENT MODE

DESCRIPTION
The UT4446-H uses UTC’s 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 or
in PWM applications.

SOP-8
FEATURES
* RDS(ON) < 13mΩ @ VGS=10V, ID=15A
* RDS(ON) < 18mΩ @ VGS=4.5V, ID=11A
* Low capacitance
* Low gate charge
* Fast switching capability
* Avalanche energy specified

SYMBOL

ORDERING INFORMATION
Ordering Number
Note:

UT4446G-S08-R
Pin Assignment: S: Source
Package
1
SOP-8
S
G: Gate
D: Drain
2
S
Pin Assignment
3 4 5 6
S G D D
7
D
8
D
Packing
Tape Reel
MARKING
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Copyright © 2015 Unisonic Technologies Co., Ltd
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QW-R209-069.a
UT4446-H

Preliminary
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
ID
15
A
Pulsed Drain Current
IDM
40
A
Avalanche Current
IAR
20
A
Repetitive avalanche energy L=0.1mH
EAR
25
mJ
Power Dissipation
PD
1.6
W
Junction Temperature
TJ
+150
°C
Storage Temperature
TSTG
-55 ~ +150
°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)

THERMAL DATA
PARAMETER
Junction-to-Ambient

SYMBOL
θJA
RATINGS
75
UNIT
°C/W
ELECTRICAL CHARACTERISTICS (TJ=25°C, unless otherwise specified)
PARAMETER
OFF CHARACTERISTICS
Drain-Source Breakdown Voltage
Zero Gate Voltage Drain Current
Gate-Body Leakage Current
ON CHARACTERISTICS
Gate Threshold Voltage
On State Drain Current
Static Drain-Source On-Resistance
SYMBOL
TEST CONDITIONS
BVDSS
IDSS
IGSS
VGS=0V, ID=250µA
VDS=24V, VGS=0V
VDS=0V, VGS=±20V
30
VGS(TH)
ID(ON)
VDS=VGS, ID=250µA
VDS=5V, VGS=10V
VGS=10V, ID=15A
VGS=4.5V, ID=11A
VDS=5 V, ID=15 A
1
40
RDS(ON)
Forward Transconductance
gFS
DYNAMIC PARAMETERS
Input Capacitance
CISS
VDS=25V, VGS=0V, f=1MHz
Output Capacitance
COSS
Reverse Transfer Capacitance
CRSS
SWITCHING PARAMETERS
Total Gate Charge
QG
VGS=30V, VDS=10V, ID=1A,
Gate Source Charge
QGS
IG=100µA
Gate Drain Charge
QGD
Turn-ON Delay Time
tD(ON)
Turn-ON Rise Time
tR
VGS=10V, VDS=30V, ID=0.5A,
RG=25Ω
Turn-OFF Delay Time
tD(OFF)
Turn-OFF Fall-Time
tF
SOURCE- DRAIN DIODE RATINGS AND CHARACTERISTICS
Diode Forward Voltage
VSD
IS=1A, VGS=0V
Maximum Body-Diode Continuous Current
IS
Body Diode Reverse Recovery Time
tRR
IF=15A, dI/dt=100A/μs
Body Diode Reverse Recovery Charge
QRR
IF=15A, dI/dt=100A/μs
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
TYP
2.2
MAX
UNIT
1
100
V
µA
nA
3
13
18
V
A
mΩ
27
S
800
120
60
pF
pF
pF
50
1.0
5.5
63
61
96
48
nC
nC
nC
ns
ns
ns
ns
0.71
24
19
1
4
30
V
A
ns
nC
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UT4446-H
Preliminary
Power MOSFET
TYPICAL CHARACTERISTICS

Drain Current vs. Source to Drain Voltage
Switching Time Waveforms
1200
1000
VDS
800
90%
600
400
VGS
10%
tD(ON)
200
tD(OFF)
tTHL
tTLH
0
200
400
600
800
Source to Drain Voltage,VSD (mV)
Drain Current,ID (µA)
Drain Current,ID (µA)
0
Drain-Source On-State Resistance Characteristics
16
ID=15A
VGS=10V
14
12
ID=11A
VGS=4.5V
10
8
6
4
2
0
0
50
100
150
200
Drain to Source Voltage, VDS (mV)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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UT4446-H
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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