SANGDEST
MICROELECTRONICS
Technical Data
Data Sheet N0871 Rev. -
SB840
Green Products
SB840 SCHOTTKY RECTIFIER
Applications:
Switching power supply
Converters
Free-Wheeling diodes
Reverse battery protection
Disk drives
Battery charging
Features:
Small foot print, surface mountable
Very low forward Voltage Drop
High frequency operation
Guard ring for enhanced ruggedness and
long term reliability
Green Products in Compliance the ROHS Directive
This is a Pb
−
Free Device
All SMC parts are traceable to the wafer lot
Additional testing can be offered upon request
Mechanical Dimensions: In Inches / mm
DO-201AD
•
FAX (86) 25-87123900
•
World Wide Web Site - http://www.sangdest.com.cn
•
E-Mail Address - sales@ sangdest.com.cn
•
•
Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907
•
SANGDEST
MICROELECTRONICS
Technical Data
Data Sheet N0871 Rev. -
SB840
Green Products
Marking Diagram:
Where XXXXX is YYWWL
SB
8
40
SSG
YY
WW
L
= Device Type
= Forward Current (8A)
= Reverse Voltage (40V)
= SSG
= Year
= Week
= Lot Number
Cautions：
Molding resin
Epoxy resin UL:94V-0
Ordering Information:
Device
SB840
Package
DO-201AD
(Pb-Free)
Shipping
1250 pcs / Tape
For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specification.
Maximum Ratings:
Characteristics
Peak Inverse Voltage
Max. Average Forward
Max. peak one cycle Non-
repetitive Surge Current
Symbol
V
RWM
I
F(AV)
I
FSM
Condition
-
50% duty cycle @T
C
=105°C,
rectangular wave form
8.3 ms, half Sine pulse
Max.
40
8
160
Units
V
A
A
•
FAX (86) 25-87123900
•
World Wide Web Site - http://www.sangdest.com.cn
•
E-Mail Address - sales@ sangdest.com.cn
•
•
Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907
•
SANGDEST
MICROELECTRONICS
Technical Data
Data Sheet N0871 Rev. -
SB840
Green Products
Electrical Characteristics:
Characteristics
Max. Forward Voltage Drop*
Max. Reverse Current (per
leg) *
Symbol
V
F1
V
F2
I
R1
I
R2
Max. Junction Capacitance
(per leg)
Max. Voltage Rate of Change
*
Pulse Width < 300µs, Duty Cycle <2%
C
T
dv/dt
Condition
@ 8A, Pulse, T
J
= 25
°C
@ 8 A, Pulse, T
J
= 125
°C
@V
R
= rated VR
T
J
= 25
°C
@V
R
= rated VR
T
J
= 125
°C
@V
R
= 5V, T
C
= 25
°C
f
SIG
= 1MHz
-
Max.
0.65
0.63
1.0
30
200
10,000
Units
V
V
mA
mA
pF
V/us
Thermal-Mechanical Specifications:
Characteristics
Max. Junction Temperature
Max. Storage Temperature
Maximum Thermal
Resistance Junction to Lead
Maximum Thermal
Resistance, Junction to
Ambiebt
Approximate Weight
Case Style
Symbol
T
J
T
stg
R
θJL
R
θJA
wt
Condition
-
-
-
-
Specification
-55 to +150
-55 to +150
12
111
Units
°C
°C
°C/W
°C/W
-
DO-201AD
1.02
g
•
FAX (86) 25-87123900
•
World Wide Web Site - http://www.sangdest.com.cn
•
E-Mail Address - sales@ sangdest.com.cn
•
•
Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907
•
SANGDEST
MICROELECTRONICS
Technical Data
Data Sheet N0871 Rev. -
SB840
Green Products
1000
100
J u n c tio n C a p a c ita n c e -C T (P F )
Junction Capacitance-CT(PF)
1000
10
Reverse Current (MA)
TJ=25℃
TJ=125℃
1
100
100
0.1
0.01
TJ=25℃
10
20
30
40
50
60
70
80
90
100
10
0
10
5
5
10
10
15
15
20
20
25
25
30
30
35
35
40
40
Reverse Voltage-VR(V)
0.001
Reverse Voltage (%)
Reverse Voltage-VR(V)
Fig.1-Typical Junction Capacitance
Fig.2-Typical Reverse Characteristics
Instantaneous Forward Current(A)
100
TJ=125℃
10
TJ=25℃
1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
Forward Voltage Drop(V)
Fig.3-Typical Instantaneous Forward Voltage Characteristics
•
FAX (86) 25-87123900
•
World Wide Web Site - http://www.sangdest.com.cn
•
E-Mail Address - sales@ sangdest.com.cn
•
•
Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907
•
SANGDEST
MICROELECTRONICS
Technical Data
Data Sheet N0871 Rev. -
SB840
Green Products
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the SMC - Sangdest Microelectronics (Nanjing) Co., Ltd sales
department for the latest version of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement .
3- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any damages that may result from an accident or any
other cause during operation of the user’s units according to the datasheet(s). SMC - Sangdest Microelectronics (Nanjing) Co., Ltd
assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information,
products or circuits described in the datasheets.
4- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any failure in a semiconductor device or any
secondary damage resulting from use at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or SMC - Sangdest Microelectronics
(Nanjing) Co., Ltd.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of SMC -
Sangdest Microelectronics (Nanjing) Co., Ltd.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will
hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third
party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and
regulations..
•
FAX (86) 25-87123900
•
World Wide Web Site - http://www.sangdest.com.cn
•
E-Mail Address - sales@ sangdest.com.cn
•
•
Weiqi Street, Airport Development Zone, Jiangning District, Nanjing, China 211113 (86) 25-87123907
•
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