2.5V Drive Nch + Nch MOSFET
UM6K31N
Structure
Silicon N-channel MOSFET
Dimensions (Unit : mm)
UMT6
(SC-88)
<SOT-363>
Features
1) High speed switing.
2) Small package(UMT6).
3) Low voltage drive(2.5V drive).
(6)
(1)
(5)
(2)
(4)
(3)
Application
Switching
Abbreviated symbol : K31


Packaging specifications
Package
Type
Code
Basic ordering unit (pieces)
UM6K31N
Inner circuit
Taping
TN
3000

(6)
∗2
∗2

∗1
(1)
(2)
(3)
∗1 ESD PROTECTION DIODE
∗2 BODY DIODE
Absolute maximum ratings (Ta = 25C)
Parameter
Symbol
Drain-source voltage
Gate-source voltage
Source current
(Body Diode)
(4)
∗1








Drain current
(5)
Continuous
Pulsed
Continuous
Pulsed
Power dissipation
Channel temperature
Range of storage temperature
VDSS
VGSS
ID
IDP
Is
Isp
PD
*1
*1
*2
Tch
Tstg
Limits
Unit
60
20
V
V
250
1
125
1
mA
A
mA
A
(1) Tr1 SOURCE
(2) Tr1 GATE
(3) Tr2 DRAIN
(4) Tr2 SOURCE
(5) Tr2 GATE
(6) Tr1 DRAIN
150
mW / TOTAL
120
mW / ELEMENT
150
C
55 to +150
C
*1 Pw10s, Duty cycle1%

*2 Each terminal mounted on a recommended land.


Thermal resistance
Parameter
Channel to ambient
Symbol
*
Rth (ch-a)
Limits
Unit
833
1042
°C / W /TOTAL
°C / W /ELEMENT

* Each terminal mounted on a recommended land.
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○
1/5
2010.04 - Rev.A
UM6K31N
Data Sheet
Electrical characteristics (Ta = 25C)
<It is the same ratings for Tr1 and Tr2.>
Parameter
Symbol
Min.
Typ.
Max.
Unit
Conditions
-
-
10
A
VGS=20V, VDS=0V
60
-
-
V
ID=1mA, VGS=0V
IDSS
-
-
1
A
VDS=60V, VGS=0V
VGS (th)
1.0
-
2.3
V
-
1.7
2.4
-
2.1
3.0
-
2.3
3.2
-
3.0
12.0
l Yfs l*
0.25
-
-
S
ID=250mA, VDS=10V
Input capacitance
Ciss
-
15
-
pF
VDS=25V
Output capacitance
Coss
-
4.5
-
pF
VGS=0V
Reverse transfer capacitance
Crss
-
2.0
-
pF
f=1MHz
Turn-on delay time
td(on) *
-
3.5
-
ns
ID=100mA, VDD 30V
tr *
-
5
-
ns
VGS=10V
td(off) *
-
18
-
ns
RL 300
tf *
-
28
-
ns
RG=10
Gate-source leakage
IGSS
Drain-source breakdown voltage V(BR)DSS
Zero gate voltage drain current
Gate threshold voltage
Static drain-source on-state
resistance
Forward transfer admittance
Rise time
Turn-off delay time
Fall time
RDS (on)*
VDS=10V, ID=1mA
ID=250mA, VGS=10V

ID=250mA, VGS=4.5V
ID=250mA, VGS=4.0V
ID=10mA, VGS=2.5V
*Pulsed
Body diode characteristics (Source-Drain) (Ta = 25C)
<It is the same ratings for Tr1 and Tr2.>
Parameter
Forward voltage
Symbol
VSD *
Min.
Typ.
Max.
-
-
1.2
Unit
V
Conditions
Is=250mA, VGS=0V
*Pulsed
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2/5
2010.04 - Rev.A
UM6K31N
Data Sheet
Electrical characteristic curves
0.4
VGS= 10V
VGS= 4.5V
VGS= 4.0V
0.3
0.2
VGS= 2.8V
0.4
0.3
VGS= 2.8V
0.2
0.1
0.1
Ta= 25C
Pulsed
VGS= 10V
VGS= 4.5V
VGS= 4.0V
DRAIN CURRENT : ID[A]
DRAIN CURRENT : ID[A]
Ta= 25C
Pulsed
DRAIN CURRENT : ID[A]
1
0.5
0.5
VDS= 10V
Pulsed
0.1
Ta=125C
Ta=75C
Ta=25C
Ta= -25C
0.01
0.001
VGS= 2.5V
VGS= 2.5V
0.0001
0
0
0.2
0.4
0.6
0.8
0
1
DRAIN-SOURCE VOLTAGE : VDS[V]
VGS= 2.5V
VGS= 4.0V
VGS= 4.5V
VGS= 10V
10
1
0.1
0.001
0.01
0.1
1
100
VGS= 10V
Pulsed
8
0
10
0.01
0.1
1
0.1
0.001
0.01
0.1
1
DRAIN-CURRENT : ID[A]
Fig.7 Static Drain-Source On-State
Resistance vs. Drain Current(Ⅳ)
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c 2010 ROHM Co., Ltd. All rights reserved.
○
GS[V]
Ta=125C
Ta=75C
Ta=25C
Ta= -25C
0.01
0.1
1
DRAIN-CURRENT : ID[A]
Fig.6 Static Drain-Source On-State
Resistance vs. Drain Current(Ⅲ)
1
VGS= 2.5V
Pulsed
Ta=125C
Ta=75C
Ta=25C
Ta= -25C
10
FORWARD TRANSFER
ADMITTANCE : |Yfs| [S]
STATIC DRAIN-SOURCE ON-STATE
RESISTANCE : RDS(on)[]
Ta=125C
Ta=75C
Ta=25C
Ta= -25C
3
1
0.1
0.001
1
100
10
VGS= 4.5V
Pulsed
10
Fig.5 Static Drain-Source On-State
Resistance vs. Drain Current(Ⅱ)
100
VGS= 4.0V
Pulsed
100
DRAIN-CURRENT : ID[A]
Fig.4 Static Drain-Source On-State
Resistance vs. Drain Current(Ⅰ)
2
Fig.3 Typical Transfer Characteristics
1
0.1
0.001
1
GATE-SOURCE VOLTAGE : V
Ta=125C
Ta=75C
Ta=25C
Ta= -25C
10
DRAIN-CURRENT : ID[A]
STATIC DRAIN-SOURCE ON-STATE
RESISTANCE : RDS(on)[]
6
Fig.2 Typical Output Characteristics(Ⅱ)
STATIC DRAIN-SOURCE ON-STATE
RESISTANCE : RDS(on)[]
STATIC DRAIN-SOURCE ON-STATE
RESISTANCE : RDS(on)[]
Ta= 25C
Pulsed
4
DRAIN-SOURCE VOLTAGE : VDS[V]
Fig.1 Typical Output Characteristics(Ⅰ)
100
2
STATIC DRAIN-SOURCE ON-STATE
RESISTANCE : RDS(on)[]
0
1
0.1
0.001
0.01
0.1
1
DRAIN-CURRENT : ID[A]
Fig.8 Static Drain-Source On-State
Resistance vs. Drain Current(Ⅳ)
3/5
VDS= 10V
Pulsed
0.1
Ta= -25C
Ta=25C
Ta=75C
Ta=125C
0.01
0.001
0.01
0.1
1
DRAIN-CURRENT : ID[A]
Fig.9 Forward Transfer Admittance
vs. Drain Current
2010.04 - Rev.A
VGS=0V
Pulsed
0.1
Ta=125C
Ta=75C
Ta=25C
Ta=-25C
0.01
0.001
0
0.5
1
1.5
SOURCE-DRAIN VOLTAGE : VSD [V]
Fig.10 Reverse Drain Current
vs. Sourse-Drain Voltage
CAPACITANCE : C [pF]
100
Ta=25C
f=1MHz
VGS=0V
8
1000
Ta=25C
Pulsed
SWITCHING TIME : t [ns]
1
Data Sheet
STATIC DRAIN-SOURCE ON-STATE
RESISTANCE : RDS(ON)[]
REVERSE DRAIN CURRENT : Is [A]
UM6K31N
6
ID= 0.01A
4
ID= 0.25A
2
0
td(off)
tf
Ta=25C
VDD= 30V
VGS=10V
RG=10
Pulsed
100
10
tr
td(on)
1
0
2.5
5
7.5
10
GATE-SOURCE VOLTAGE : VGS[V]
Fig.11 Static Drain-Source On-State
Resistance vs. Gate Source Voltage
0.01
0.1
1
DRAIN-CURRENT : ID[A]
Fig.12 Switching Characteristics
Ciss
10
Crss
Coss
1
0.01
0.1
1
10
100
DRAIN-SOURCE VOLTAGE : VDS [V]
Fig.13 Typical Capacitance
vs. Drain-Source Voltage
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c 2010 ROHM Co., Ltd. All rights reserved.
○
4/5
2010.04 - Rev.A
UM6K31N
Data Sheet
Measurement circuits
Pulse width
VGS
ID
VDS
RL
50%
10%
D.U.T.
RG
90%
50%
10%
VGS
VDS
VDD
10%
90%
td(on)
tr
ton
90%
td(off)
tf
toff
Fig.1-2 Switching waveforms
Fig.1-1 Switching time measurement circuit
Notice
This product might cause chip aging and breakdown under the large electrified environment.
Please consider to design ESD protection circuit.
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5/5
2010.04 - Rev.A
Notice
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R1010A