BY251GP thru BY255GP
Vishay General Semiconductor
Document Number: 88541
Revision: 10-Nov-08
For technical questions within your region, please contact one of the following:
PDD-Americas@vishay.com, PDD-Asia@vishay.com, PDD-Europe@vishay.com
www.vishay.com
1
Glass Passivated Junction Plastic Rectifier
FEATURES
• Superectifier structure for high reliability
application
• Cavity-free glass-passivated junction
• Low forward voltage drop
• Low leakage current, IR less than 0.1 µA
• High forward surge capability
• Meets environmental standard MIL-S-19500
• Solder dip 260 °C, 40 s
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
TYPICAL APPLICATIONS
For use in general purpose rectification of power
supplies, inverters, converters and freewheeling
diodes for both consumer and automotive applications.
MECHANICAL DATA
Case: DO-201AD, molded epoxy over glass body
Epoxy meets UL 94 V-0 flammability rating
Terminals: Matte tin plated leads, solderable per
J-STD-002 and JESD22-B102
E3 suffix for consumer grade, meets JESD 201 class
1A whisker test, HE3 suffix for high reliability grade
(AEC Q101 qualified), meets JESD 201 class 2
whisker test
Polarity: Color band denotes cathode end
PRIMARY CHARACTERISTICS
IF(AV) 3.0 A
VRRM 200 V to 1300 V
IFSM 100 A
IR5.0 µA
VF1.1 V
TJ max. 175 °C
DO-201AD
Patented*
®
* Glass-plastic encapsulation
technique is covered by
Patent No. 3,996,602, and
brazed-lead assembly by
Patent No. 3,930,306
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL BY251GP BY252GP BY253GP BY254GP BY255GP UNIT
Maximum non repetitive peak reverse voltage VRSM 220 440 660 880 1430 V
Maximum repetitive peak reverse voltage VRRM 200 400 600 800 1300 V
Maximum RMS voltage VRMS 140 280 420 560 910 V
Maximum DC blocking voltage VDC 200 400 600 800 1300 V
Maximum average forward rectified current 10 mm lead
length at TA = 55 °C IF(AV) 3.0 A
Peak forward surge current 10 ms single half sine-wave
superimposed on rated load IFSM 100 A
Maximum full load reverse current, full cycle average
10 mm lead length at TA = 55 °C IR(AV) 100 µA
Operating junction and storage temperature range TJ, TSTG - 65 to + 175 °C
BY251GP thru BY255GP
Vishay General Semiconductor
www.vishay.com For technical questions within your region, please contact one of the following:
PDD-Americas@vishay.com, PDD-Asia@vishay.com, PDD-Europe@vishay.com
Document Number: 88541
Revision: 10-Nov-08
2
Note:
(1) Thermal resistance from junction to ambient and from junction to lead at 0.375" (9.5 mm) lead length, P.C.B. mounted
Note:
(1) Automotive grade AEC Q101 qualified
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER TEST CONDITIONS SYMBOL BY251GP BY252GP BY253GP BY254GP BY255GP UNIT
Maximum instantaneous
forward voltage 3.0 A VF 1.1 V
Maximum reverse current at
rated DC blocking voltage TA = 25 °C IR 5.0 µA
Maximum reverse recovery time IF = 0.5 A, IR = 1.0 V,
Irr = 0.25 A trr 3.0 µs
Typical junction capacitance 4.0 V, 1 MHz CJ 40 pF
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL BY251GP BY252GP BY253GP BY254GP BY255GP UNIT
Typical thermal resistance (1) RθJA
RθJL
20
10 °C/W
ORDERING INFORMATION (Example)
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
BY253GP-E3/54 1.28 54 1400 13" diameter paper tape and reel
BY253GP-E3/73 1.28 73 1000 Ammo pack packaging
BY253GPHE3/54 (1) 1.28 54 1400 13" diameter paper tape and reel
BY253GPHE3/73 (1) 1.28 73 1000 Ammo pack packaging
Figure 1. Forward Current Derating Curve
10 mm Lead Length
60 Hz
Resistive or
Inductive Load
4.0
3.0
2.0
1.0
0
0 25 50 75 100 125 150 175
Average Forward Rectified Current (A)
Ambient Temperature (°C)
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
TJ = TJ Max.
10 ms Single Half Sine-Wave
1000
100
10
1 10 100
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)
BY251GP thru BY255GP
Vishay General Semiconductor
Document Number: 88541
Revision: 10-Nov-08
For technical questions within your region, please contact one of the following:
PDD-Americas@vishay.com, PDD-Asia@vishay.com, PDD-Europe@vishay.com
www.vishay.com
3
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
Figure 3. Maximum Non-Repetitive Peak Forward Surge Current
Figure 4. Typical Instantaneous Forward Characteristics
T
J
= 125 °C
T
J
= 25 °C
T
J
= 75 °C
020406080 100
10
1
0.1
0.01
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Leakage
Current (µA)
TJ = 25 °C
Pulse Width = 300 µs
1 % Duty Cycle
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
100
10
1
0.1
0.6 0.7 0.80.9 1.0 1.1 1.2 1.3
Figure 5. Typical Junction Capacitance
Reverse Voltage (V)
Junction Capacitance (pF)
100
10
1 10 100
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
DO-201AD
0.210 (5.3)
0.190 (4.8)
DIA.
0.052 (1.32)
0.048 (1.22)
DIA.
1.0 (25.4)
MIN.
1.0 (25.4)
MIN.
0.375 (9.5)
0.285 (7.2)
Document Number: 91000 www.vishay.com
Revision: 18-Jul-08 1
Disclaimer
Legal Disclaimer Notice
Vishay
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.
