1KSMB39A Littelfuse Inc, 1KSMB39A Datasheet

DIODE TVS 1000W 39V UNI 5% SMD

1KSMB39A

Manufacturer Part Number
1KSMB39A
Description
DIODE TVS 1000W 39V UNI 5% SMD
Manufacturer
Littelfuse Inc
Series
1KSMBr
Datasheet
1.1KSMB16.pdf (5 pages)

Specifications of 1KSMB39A

Package / Case
DO-214AA, SMB
Voltage - Reverse Standoff (typ)
33.3V
Voltage - Breakdown
37.1V
Power (watts)
1000W
Polarization
Unidirectional
Mounting Type
Surface Mount
Polarity
Unidirectional
Channels
1 Channel
Clamping Voltage
56.4 V
Operating Voltage
33.3 V
Breakdown Voltage
35.1 V
Termination Style
SMD/SMT
Peak Surge Current
17.5 A
Peak Pulse Power Dissipation
1000 W
Maximum Operating Temperature
+ 150 C
Minimum Operating Temperature
- 65 C
Dimensions
3.94 mm W x 4.57 mm L x 2.44 mm H
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Company:
Meier Automation Equipment Co., Limited Meier Automation Equipment Co., Limited
Part Number:
1KSMB39A
Manufacturer:
VISHAY/威世
Quantity:
20 000
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above T
2. Mounted on copper pad area of 0.2x0.2” (5.0 x 5.0mm) to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional
4. V
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/1KSMB.html for current information.
Agency Approvals
Maximum Ratings and Thermal Characteristics
(T
Parameter
Peak Pulse Power Dissipation at
T
(Fig.1)(Note 1), (Note 2)
Power Dissipation on infinite heat
sink at T
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward
Voltage at 50A for Unidirectional
only (Note 4)
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
device only, duty cycle=4 per minute maximum.
AGENCY
A
F
<3.5V for V
=25ºC by 10x1000μs waveform
A
RoHS
=25
O
A
C unless otherwise noted)
=50
BR
<
_
O
50V and V
C
1KSMB Series
F
<5.0V for V
AGENCY FILE NUMBER
BR
>
_
51V.
E128662
Symbol
T
P
J
P
I
, T
R
R
M(AV)
FSM
V
PPM
uJL
uJA
F
STG
A
= 25
Transient Voltage Suppression Diodes
Surface Mount – 1000W > 1KSMB series
-65 to 150
3.5V/5.0
O
Value
C per Fig. 2.
1000
100
100
5.0
20
°C/W
°C/W
Unit
Revision: January 09, 2009
W
W
°C
A
V
35
Description
The 1KSMB series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
Applications
TVS devices are ideal for the protection of I/O Interfaces,
V
Computer, Industrial and Consumer electronic applications.
CC
applications to optimize
board space
temperature coefficient
ΔV
junction
capability at 10×1000μs
waveform, repetition rate
(duty cycles):0.01%
typically less than 1.0ps
from 0V to BV min
capability
bus and other vulnerable circuits used in Telecom,
BR
= 0.1% x V
BR
@25°C x ΔT
resistance
above 12V
soldering guaranteed:
260°C/40 seconds at
terminals
Underwriters Laboratory
Flammability 94V-O
Voltage from 6.8V to 160V
specially designed for
automotive applications
compact package: bridges
the gap between 600W
and 1.5KW
R
less than 1μA
1KSMB Series

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1KSMB39A Summary of contents

Page 1

Series RoHS Agency Approvals AGENCY AGENCY FILE NUMBER E128662 Maximum Ratings and Thermal Characteristics (T =25 C unless otherwise noted Parameter Symbol Peak Pulse Power Dissipation at T =25ºC by 10x1000μs waveform P A PPM (Fig.1)(Note 1), ...

Page 2

... A10M N10M 1KSMB24A 1KSMB24CA A10N 1KSMB27A 1KSMB27CA A10O N10O 1KSMB30A 1KSMB30CA A10P 1KSMB33A 1KSMB33CA A10Q N10Q 1KSMB36A 1KSMB36CA A10R 1KSMB39A 1KSMB39CA A10S 1KSMB43A 1KSMB43CA A10T 1KSMB47A 1KSMB47CA A10U 1KSMB51A 1KSMB51CA A10V 1KSMB56A 1KSMB56CA A10W N10W 1KSMB62A 1KSMB62CA A10X 1KSMB68A 1KSMB68CA ...

Page 3

Ratings and Characteristic Curves (T =25°C unless otherwise noted) A Figure 1 - Peak Pulse Power Rating Curve 100 10 0.2x0.2" (5.0x5.0mm) Copper Pad Area 1 0.000001 0.00001 0.0001 t -Pulse Width (sec.) d Figure 3 - Pulse Waveform 150 ...

Page 4

Transient Voltage Suppression Diodes Surface Mount – 1000W > 1KSMB series Soldering Parameters Reflow Condition - Temperature Min (T ) s(min) Pre Heat - Temperature Max (T ) s(max) - Time (min to max Average ramp up ...

Page 5

Dimensions DO-214AA (SMB J-Bend) Cathode Band Part Numbering System 1KSMB XXX VOLTAGE TOLERANCE BI-DIRECTIONAL VOLTAGE SERIES Packaging Component Part number Quantity Package 1KSMBxxxXX DO-214AA ©2009 ...

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