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SMPZ3937B-M3/85A

Description
tvs diodes - transient voltage suppressors 1.5watt 33volt 5%
Categorysemiconductor    Discrete semiconductor   
File Size96KB,5 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Environmental Compliance
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SMPZ3937B-M3/85A Overview

tvs diodes - transient voltage suppressors 1.5watt 33volt 5%

SMPZ39XB thru SMPZ3940B
www.vishay.com
Vishay General Semiconductor
Surface Mount Power Voltage-Regulating Diodes
FEATURES
eSMP
®
Series
• Very low profile - typical height of 1.0 mm
• Ideal for automated placement
• Low Zener impedance
• Low regulation factor
• Meets MSL level 1, per J-STD-020, LF maximum peak of
260 °C
DO-220AA (SMP)
• Material categorization: For definitions of compliance
please see
www.vishay.com/doc?99912
MECHANICAL DATA
PRIMARY CHARACTERISTICS
V
Z
P
tot
at T
L
= 75 °C
P
tot
at T
L
= 25 °C
T
J
max.
V
Z
specification
Int. construction
5.6 V to 43 V
1500 mW
500 mW
150 °C
Pulse current
Single
Case:
DO-220AA (SMP)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-M3 - halogen-free, RoHS-compliant, and
commercial grade
Terminals:
Matte tin plated leads, solderable
J-STD-002 and JESD 22-B102
M3 suffix meets JESD 201 class 1A whisker test
Polarity:
Color band denotes cathode end
per
TYPICAL APPLICATIONS
For general purpose regulation and protection applications.
PACKAGE
PACKAGE NAME
DO-220AA (SMP)
WEIGHT
24 mg
MOLDING COMPOUND MOISTURE SENSITIVITY
FLAMMABILITY RATING
LEVEL
UL 94 V-0
MSL level 1
(according J-STD-020)
SOLDERING
CONDITIONS
260 °C/10 s at terminals
MAXIMUM RATINGS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Power dissipation at T
L
= 75 °C (fig. 1)
(1)
Power dissipation at T
A
= 25 °C (fig. 1)
(2)
Maximum instantaneous forward voltage at 200 mA for all types
Operating junction and storage temperature range
(3)
SYMBOL
P
tot
P
tot
V
F
T
J
, T
STG
VALUE
1500
500
1.5
- 65 to + 150
UNIT
mW
mW
V
°C
Notes
(1)
Mounted on PCB with 5.0 mm x 5.0 mm copper pads attached to each terminal
(2)
Mounted on minimum recommended pad layout
(3)
Pulse test: 300 μs pulse width, 1 % duty cycle
Revision: 29-May-12
Document Number: 88482
1
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
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