NEC 2SK2857

DATA SHEET
MOS FIELD EFFECT TRANSISTOR
2SK2857
N-CHANNEL MOS FIELD EFFECT TRANSISTOR
FOR HIGH SPEED SWITCHING
DESCRIPTION
PACKAGE DRAWING (Unit : mm)
The 2SK2857 is a switching device which can be driven directly
4.5±0.1
by a 5V power source.
The 2SK2857 features a low on-state resistance and excellent
1.5±0.1
FEATURES
• Can be driven by a 5V power source.
1
0.42
±0.06
• Low On-state resistance :
2
2.5±0.1
0.8MIN.
actuator driver.
3
4.0±0.25
1.6±0.2
Switching Characteristics, and is suitable for applications such as
Electrode
Connection
1.Souce
2.Drain
3.Gate
0.42±0.06
0.47
±0.06
1.5
3.0
0.41+0.03
-0.05
RDS(on)1 = 220 mΩ MAX. (VGS = 4 V, ID = 1.5 A)
Marking : NX
RDS(on)2 = 150 mΩ MAX. (VGS = 10 V, ID = 2.5 A)
ABSOLUTE MAXIMUM RATINGS (TA = 25 °C)
Drain to Source Voltage
VDSS
60
V
Gate to Source Voltage
VGSS
±20
V
Drain Current (DC)
ID(DC)
±4
A
ID(pulse)
±16
A
Drain Current (pulse)
Note1
Total Power Dissipation
Note2
PT
2
W
Channel Temperature
Tch
150
°C
Storage Temperature
Tstg
−55 to +150
°C
EQUIVALENT CIRCUIT
Drain
Internal
Diode
Gate
Gate
Protection
Diode
Source
Notes1. PW ≤ 10 µs, Duty Cycle ≤ 1 %
2. Mounted on ceramic board of 16 cm × 0.7 mm
2
Remark The diode connected between the gate and source of the transistor serves as a protector against ESD.
When this device is actually used, an additional protection circuit is externally required if a voltage exceeding
the rated voltage may be applied to this device.
The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
Not all devices/types available in every country. Please check with local NEC representative for
availability and additional information.
Document No. D11648EJ2V0DS00 (2nd edition)
Date Published March 1999 NS CP (K)
Printed in Japan
The mark • shows major revised points.
©
1998,1999
2SK2857
ELECTRICAL CHARACTERISTICS (TA = 25 °C)
CHARACTERISTICS
SYMBOL
TEST CONDITIONS
MIN.
TYP.
MAX.
UNIT
Drain Cut-off Current
IDSS
VDS = 60 V, VGS = 0 V
10
µA
Gate Leakage Current
IGSS
VGS = ±20 V, VDS = 0 V
±10
µA
VGS(off)
VDS = 10 V, ID = 1 mA
2.0
V
Gate Cut-off Voltage
Forward Transfer Admittance
Drain to Source On-state Resistance
1.0
1.4
| yfs |
VDS = 10 V, ID = 2 A
1
S
RDS(on)1
VGS = 4 V, ID = 1.5 A
150
220
mΩ
RDS(on)2
VGS = 10 V, ID = 2.5 A
110
150
mΩ
Input Capacitance
Ciss
VDS = 10 V
265
pF
Output Capacitance
Coss
VGS = 0 V
125
pF
Reverse Transfer Capacitance
Crss
f = 1 MHz
56
pF
Turn-on Delay Time
td(on)
VDD = 25 V, ID = 1 A
8
ns
VGS(on) = 10 V, RG = 10 Ω
11
ns
RL = 25 Ω
52
ns
22
ns
Rise Time
tr
Turn-off Delay Time
td(off)
Fall Time
tf
Total Gate Charge
QG
VDS = 48 V
10.6
nC
Gate to Source Charge
QGS
VGS = 10 V
0.7
nC
Gate to Drain Charge
QGD
ID = 4 A
3.5
nC
Diode Forward Voltage
VF(S-D)
IF = 4 A, VGS = 0 V
0.86
V
Reverse Recovery Time
trr
IF = 4 A, VGS = 0 V
49
ns
Reverse Recovery Charge
Qrr
di/dt = 50 A /µs
26.6
nC
TEST CIRCUIT 1 SWITCHING TIME
TEST CIRCUIT 2 GATE CHARGE
D.U.T.
D.U.T.
RL
RG
RG = 10 Ω
PG.
VGS
VGS
Wave Form
0
PG.
90 %
90 %
ID
VGS
0
ID
10 %
0 10 %
Wave Form
τ
τ = 1µ s
Duty Cycle ≤ 1 %
tr
td(on)
ton
RL
50 Ω
VDD
90 %
VDD
ID
2
VGS(on)
10 %
IG = 2 mA
td(off)
tf
toff
Data Sheet D11648EJ2V0DS00
2SK2857
TYPICAL CHARACTERISTICS (TA = 25°C)
•
DERATING FACTOR OF FORWARD BIAS
SAFE OPERATING AREA
FORWARD BIAS SAFE OPERATING AREA
100
80
ID - Drain Current - A
dT - Derating Factor - %
100
60
40
10
n)
(o
DS
30
60
90
120
TA - Ambient Temperature - ˚C
10
R
=1
m
s
m
s
10
0m
s
DC
TA = 25˚C
Single Pulse
Mounted on Ceramic
2
Board of 16cm x 0.7mm
10
1
100
TRANSFER CHARACTERISTICS
20
VDS = 10 V
10
6V
ID - Drain Current - A
ID - Drain Current - A
PW
VDS - Drain to Source Voltage - V
2.0
1.6
V)
V
(@
0.1
150
DRAIN CURRENT vs.
DRAIN TO SOURCE VOLTAGE
8V
d
ite
Lim
0
=1
1
20
0
S
G
4V
1.2
0.8
1
TA = 125˚C
75˚C
25˚C
−25˚C
0.1
0.4
VGS = 2 V
0
0.4
0.8
1.2
1.6
0.01
2.0
2
1
VDS - Drain to Source Voltage - V
20
| yfs | - Forward Transfer Admittance - S
VDS = 10 V
10
TA = −25 ˚C
25 ˚C
75 ˚C
125 ˚C
0.1
0.1
1
ID - Drain Current - A
10
20
RDS(on) - Drain to Source On-state Resistance - mΩ
FORWARD TRANSFER ADMMITTANCE Vs.
DRAIN CURRENT
1
3
4
5
VGS - Gate to Sorce Voltage - V
DRAIN TO SOURCE ON-STATE
RESISTANCE vs. DRAIN CURRENT
240
VGS = 4 V
200
TA = 125˚C
160
75˚C
120
25˚C
−25˚C
80
40
0
0.1
Data Sheet D11648EJ2V0DS00
1
ID - Drain Current - A
10
20
3
240
200
TA = 125˚C
160
75˚C
120
25˚C
−25˚C
80
40
0
0.1
1000
Ciss, Coss, Crss - Capacitance - pF
VGS = 10 V
1
ID - Drain Current - A
10
20
RDS (on) - Drain to Source On-state Resistance - mΩ
DRAIN TO SOURCE ON-STATE
RESISTANCE vs. DRAIN CURRENT
DRAIN TO SOURCE ON-STATE RESISTANCE vs.
GATE TO SOURCE VOLTAGE
1000
800
600
400
200
ID = 2.5 A
1.5 A
0
2
6
4
8
10
12
14 16
VGS - Gate to Source Voltage - V
CAPACITANCE vs. DRAIN TO
SOURCE VOLTAGE
SWITCHING CHARACTERISTICS
f = 1 MHz
1000
td(on), tr, td(off), tf - Swwitchig Time - ns
RDS(on) - Drain to Source On-State Resistance - mΩ
2SK2857
Ciss
100
Coss
Crss
10
1
10
tr
100
td(off)
tf
td(on)
10
0.1
0.1
100
1
VDS - Drain Source Voltage - V
10
ID - Drain Current - A
20
10
1
0.1
0.6
4
VDS - Drain to Source Voltage - V
IF - Source to Drain Current - A
VGS = 0 V
0.8
1.0
1.2 1.4
1.6 1.8
VF(S-D) - Source to Drain Voltage - V
2.0
DYNAMIC INPUT/OUTPUT CHARACTERISTICS
12
60
ID = 4 A
VGS
50
10
VDD = 12 V
30 V
40
8
48 V
30
VDS
6
20
4
10
2
0
2
4
6
8
Qg - Gate Charge - nC
Data Sheet D11648EJ2V0DS00
10
0
12
VGS - Gate to Source Voltage - V
SOURCE TO DRAIN DIODE FORWARD VOLTAGE
2SK2857
[MEMO]
Data Sheet D11648EJ2V0DS00
5
2SK2857
[MEMO]
6
Data Sheet D11648EJ2V0DS00
2SK2857
[MEMO]
Data Sheet D11648EJ2V0DS00
7
2SK2857
• The information in this document is subject to change without notice. Before using this document, please
confirm that this is the latest version.
• No part of this document may be copied or reproduced in any form or by any means without the prior written
consent of NEC Corporation. NEC Corporation assumes no responsibility for any errors which may appear in
this document.
• NEC Corporation does not assume any liability for infringement of patents, copyrights or other intellectual property
rights of third parties by or arising from use of a device described herein or any other liability arising from use
of such device. No license, either express, implied or otherwise, is granted under any patents, copyrights or other
intellectual property rights of NEC Corporation or others.
• Descriptions of circuits, software, and other related information in this document are provided for illustrative
purposes in semiconductor product operation and application examples. The incorporation of these circuits,
software, and information in the design of the customer's equipment shall be done under the full responsibility
of the customer. NEC Corporation assumes no responsibility for any losses incurred by the customer or third
parties arising from the use of these circuits, software, and information.
• While NEC Corporation has been making continuous effort to enhance the reliability of its semiconductor devices,
the possibility of defects cannot be eliminated entirely. To minimize risks of damage or injury to persons or
property arising from a defect in an NEC semiconductor device, customers must incorporate sufficient safety
measures in its design, such as redundancy, fire-containment, and anti-failure features.
• NEC devices are classified into the following three quality grades:
"Standard", "Special", and "Specific". The Specific quality grade applies only to devices developed based on a
customer designated "quality assurance program" for a specific application. The recommended applications of
a device depend on its quality grade, as indicated below. Customers must check the quality grade of each device
before using it in a particular application.
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systems, anti-crime systems, safety equipment and medical equipment (not specifically designed
for life support)
Specific: Aircraft, aerospace equipment, submersible repeaters, nuclear reactor control systems, life
support systems or medical equipment for life support, etc.
The quality grade of NEC devices is "Standard" unless otherwise specified in NEC's Data Sheets or Data Books.
If customers intend to use NEC devices for applications other than those specified for Standard quality grade,
they should contact an NEC sales representative in advance.
M7 98. 8