1KSMB9.1A Littelfuse Inc, 1KSMB9.1A Datasheet

DIODE TVS 1000W 9.1V UNI 5% SMD

1KSMB9.1A

Manufacturer Part Number
1KSMB9.1A
Description
DIODE TVS 1000W 9.1V UNI 5% SMD
Manufacturer
Littelfuse Inc
Series
1KSMBr
Datasheet

Specifications of 1KSMB9.1A

Package / Case
DO-214AA, SMB
Voltage - Reverse Standoff (typ)
7.78V
Voltage - Breakdown
8.65V
Power (watts)
1000W
Polarization
Unidirectional
Mounting Type
Surface Mount
Polarity
Unidirectional
Channels
1 Channel
Clamping Voltage
13.8 V
Operating Voltage
7.78 V
Breakdown Voltage
8.19 V
Termination Style
SMD/SMT
Peak Surge Current
73.3 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
Part Number:
1KSMB9.1A
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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1KSMB9.1A 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

... Surface Mount – 1000W > 1KSMB series Electrical Characteristics Part Part Marking Number Number (Uni) (Bi) UNI 1KSMB6.8A 1KSMB6.8CA A10A 1KSMB7 .5A 1KSMB7 .5CA A10B 1KSMB8.2A 1KSMB8.2CA A10C 1KSMB9.1A 1KSMB9.1CA A10D 1KSMB10A 1KSMB10CA A10E 1KSMB11A 1KSMB11CA A10F 1KSMB12A 1KSMB12CA A10G 1KSMB13A 1KSMB13CA A10H 1KSMB15A 1KSMB15CA A10I 1KSMB16A ...

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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