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See Technical Specifications

1KSMB33CA +BOM

45.7V Clamp 21.9A Ipp Tvs Diode Surface Mount DO-214AA (SMB)

Manufacturer:

Taiwan Semiconductor Corporation
Mfr.Part #:

1KSMB33CA
Datasheet:

1KSMB33CA Datasheet (PDF)
Series:

1KSMB
Type:

Zener
Bidirectional Channels:

1
Voltage - Reverse Standoff (Typ):

28.2V
EDA/CAD Models:

Request Free CAD Models for 1KSMB33CA

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1KSMB33CA General Description

The 1KSMB series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Key Features

1500W peak pulse power capability at 10/1000μs waveform, repetition rate (duty cycles): 0.01%
For surface mounted applications to optimize board space
Low profile package
Typical failure mode is short from over-specified voltage or current
Whisker test is conducted based on JEDEC JESD201A per its table 4a and 4c
IEC-61000-4-2 ESD 30kV(Air), 30kV (Contact)
ESD protection of data lines in accordance with IEC 61000-4-2
EFT protection of data lines in accordance with IEC 61000-4-4
Built-in strain relief
V
BR
@ T
J
= V
BR
@25°C x (1+αT x (T
J
- 25))(αT:Temperature Coefficient, typical value is 0.1%)
Glass passivated chip junction
Fast response time: typically less than 1.0ps from 0V to BV min
Excellent clamping capability
Low incremental surge resistance
Typical I
R
less than 1μA when V
BR
max>12V
High temperature to reflow soldering guaranteed: 260°C/40sec
Plastic package is flammability rated V-0 per Underwriters Laboratories
Meet MSL level1, per J-STD-020, LF maximum peak of 260°C
Matte tin lead–free Plated
Available in breakdown Voltage from 6.8V to 180V specially designed for automotive applications
Offers high-surge rating in compact package: bridges the gap between 600W and 1.5KW
Halogen free and RoHS compliant
Pb-free E3 means 2nd level interconnect is Pb-free and the terminal finish material is tin(Sn) (IPC/JEDEC J-STD-609A.01)

Application

TVS devices are ideal for the protection of I/O Interfaces, V
CC
bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications.

Specifications

Series	1KSMB	Type	Zener
Bidirectional Channels	1	Voltage - Reverse Standoff (Typ)	28.2V
Voltage - Breakdown (Min)	31.4V	Voltage - Clamping (Max) @ Ipp	45.7V
Current - Peak Pulse (10/1000µs)	21.9A	Power - Peak Pulse	1000W (1kW)
Power Line Protection	No	Applications	General Purpose
Operating Temperature	-55°C ~ 175°C (TJ)	Mounting Type	Surface Mount
Base Product Number	1KSMB33