20CJQ030
Vishay High Power Products
Schottky Rectifier, 2 x 1 A
FEATURES
• Small foot print, surface mountable
Base
common
4
• Low profile
• Very low forward voltage drop
• High frequency operation
SOT-223
2
Common
cathode
Anode
1
• Guard ring for enhanced ruggedness and long term
reliability
Anode
3
• Common cathode
• Designed and qualified for industrial level
DESCRIPTION
PRODUCT SUMMARY
IF(AV)
2x1A
VR
30 V
The 20CJQ030 surface mount Schottky rectifier series has
been designed for applications requiring very low forward
drop and very small foot prints. Typical applications are in
portables, switching power supplies, converters, automotive
system, freewheeling diodes, battery charging, and reverse
battery protection.
MAJOR RATINGS AND CHARACTERISTICS
SYMBOL
IF(AV)
CHARACTERISTICS
Rectangular waveform
VRRM
VALUES
UNITS
2
A
30
V
IFSM
tp = 5 µs sine
400
A
VF
1 Apk, TJ = 125 °C (per leg)
0.42
V
TJ
Range
- 55 to 150
°C
20CJQ030
UNITS
30
V
VOLTAGE RATINGS
PARAMETER
SYMBOL
DC reverse voltage
VR
Working peak reverse voltage
VRWM
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Maximum average
forward current
See fig. 5
SYMBOL
per leg
TEST CONDITIONS
VALUES
50 % duty cycle at TC = 132 °C, rectangular waveform
1
50 % duty cycle at TC = 117 °C, rectangular waveform
2
UNITS
IF(AV)
per device
A
Following any rated
load condition and with
rated VRRM applied
Maximum peak one cycle
non-repetitive surge current per leg
See fig. 7
IFSM
Non-repetitive avalanche energy per leg
EAS
TJ = 25 °C, IAS = 1 A, L = 4 mH
2
mJ
Repetitive avalanche current per leg
IAR
Current decaying linearly to zero in 1 µs
Frequency limited by TJ maximum VA = 1.5 x VR typical
1
A
Document Number: 93271
Revision: 22-Aug-08
5 µs sine or 3 µs rect. pulse
10 ms sine or 6 ms rect. pulse
For technical questions, contact: diodes-tech@vishay.com
400
24
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20CJQ030
Vishay High Power Products Schottky Rectifier, 2 x 1 A
ELECTRICAL SPECIFICATIONS
PARAMETER
SYMBOL
TEST CONDITIONS
1A
Maximum forward voltage drop per leg
See fig. 1
VFM
(1)
TJ = 25 °C
2A
1A
TJ = 125 °C
2A
Maximum reverse leakage
current per leg
See fig. 2
IRM (1)
TJ = 25 °C
VALUES
UNITS
0.50
0.59
V
0.42
0.52
0.1
VR = Rated VR
mA
TJ = 125 °C
15
120
pF
6
nH
4600
V/µs
VALUES
UNITS
- 55 to 150
°C
Typical junction capacitance per leg
CT
VR = 5 VDC (test signal range 100 kHz to 1 MHz) 25 °C
Typical series inductance per leg
LS
Measured lead to lead 5 mm from package body
Maximum voltage rate of change
dV/dt
Rated VR
Note
(1) Pulse width < 300 µs, duty cycle < 2 %
THERMAL - MECHANICAL SPECIFICATIONS
PARAMETER
SYMBOL
Maximum junction and
storage temperature range
TJ (1), TStg
Maximum thermal resistance,
junction to ambient
RthJA
Maximum thermal resistance,
junction to lead
RthJL
TEST CONDITIONS
65
DC operation
Approximate weight
Marking device
°C/W
25
Case style SOT-223
0.13
g
0.0045
oz.
2CJQE
Note
(1)
dP tot
1
------------- < -------------- thermal runaway condition for a diode on its own heatsink
dT J R thJA
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For technical questions, contact: diodes-tech@vishay.com
Document Number: 93271
Revision: 22-Aug-08
20CJQ030
Schottky Rectifier, 2 x 1 A Vishay High Power Products
Fig. 2 - Typical Values of Reverse Current vs. Reverse
Voltage (Per Leg)
Fig. 1 - Maximum Forward Voltage Drop Characteristics
(Per Leg)
Fig. 3 - Typical Junction Capacitance vs. Reverse Voltage
(Per Leg)
Fig. 4 - Maximum Thermal Impedance ZthJC Characteristics (Per Leg)
Document Number: 93271
Revision: 22-Aug-08
For technical questions, contact: diodes-tech@vishay.com
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3
20CJQ030
Vishay High Power Products Schottky Rectifier, 2 x 1 A
see note (1)
Fig. 5 - Maximum Allowable Case Temperature vs.
Average Forward Current (Per Leg)
Fig. 6 - Forward Power Loss Characteristics (Per Leg)
Fig. 7 - Maximum Non-Repetitive Surge Current (Per Leg)
L
D.U.T.
IRFP460
Rg = 25 Ω
Current
monitor
High-speed
switch
Freewheel
diode
+ Vd = 25 V
40HFL40S02
Fig. 8 - Unclamped Inductive Test Circuit
Note
(1) Formula used: T = T - (Pd + Pd
C
J
REV) x RthJC;
Pd = Forward power loss = IF(AV) x VFM at (IF(AV)/D) (see fig. 6);
PdREV = Inverse power loss = VR1 x IR (1 - D); IR at VR1 = 80 % rated VR
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For technical questions, contact: diodes-tech@vishay.com
Document Number: 93271
Revision: 22-Aug-08
20CJQ030
Schottky Rectifier, 2 x 1 A Vishay High Power Products
ORDERING INFORMATION TABLE
Device code
2
0
C
J
Q
030
-
1
2
3
4
5
6
7
1
-
Current rating (2 = 2 A)
2
-
Schottky rectifier series
3
-
Circuit configuration:
C = Common cathode
4
-
Package:
J = SOT-223
5
-
Schottky “Q” series
6
-
Voltage rating (030 = 30 V)
7
-
None = Standard production
PbF = Lead (Pb)-free
LINKS TO RELATED DOCUMENTS
Dimensions
http://www.vishay.com/doc?95022
Part marking information
http://www.vishay.com/doc?95031
Packaging information
http://www.vishay.com/doc?95035
Document Number: 93271
Revision: 22-Aug-08
For technical questions, contact: diodes-tech@vishay.com
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5
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
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