Suppression Diodes. 1KSMB33CA Datasheet

1KSMB33CA Diodes. Datasheet pdf. Equivalent

Part 1KSMB33CA
Description Transient Voltage Suppression Diodes
Feature Transient Voltage Suppression Diodes Surface Mount – 1000W > 1KSMB series 1KSMB Series RoHS Pb e3 .
Manufacture Littelfuse
Datasheet
Download 1KSMB33CA Datasheet



1KSMB33CA
Transient Voltage Suppression Diodes
Surface Mount – 1000W > 1KSMB series
1KSMB Series
RoHS
Pb e3
Uni-directional
Bi-directional
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(TA=25OC unless otherwise noted)
Parameter
Symbol
Peak Pulse Power Dissipation at
(TFAi=g2.25)º(NCobtye
10/1000µs Waveform
1), (Note 2)
Power Dissipation on Infinite Heat
Sink at TL=50OC
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward
Voltage at 50A for Unidirectional
Only
Operating Temperature Range
Storage Temperature Range
Typical Thermal Resistance Junction
to Lead
PPPM
PD
IFSM
VF
TJ
TSTG
RθJL
Typical Thermal Resistance Junction
to Ambient
RθJA
Value
1000
5.0
120
3.5
-65 to 150
-65 to 175
20
100
Unit
W
W
A
V
°C
°C
°C/W
°C/W
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above TJ (initial) =25OC per Fig. 3.
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
device only, duty cycle=4 per minute maximum.
Functional Diagram
Cathode
Bi-directional
Uni-directional
Anode
Description
The 1KSMB series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
• 1000W 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
• xV(αB(R1T:+@TαeTmTJ=pxeV(rBTaRJt@u-2r2e55°)C)
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
wTyhpeicnaVl IBRR
less than 1μA
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 maximun
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)
Applications
TVS devices are ideal for the protection of I/O Interfaces,
CVCoCmbpuustaenr,dInodtuhsetrrivaul lannedraCbolencsiurcmueitrseulescetdroinniTcelecom,
applications.
Additional Infomarion
Datasheet
Resources
Samples
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15



1KSMB33CA
Transient Voltage Suppression Diodes
Surface Mount – 1000W > 1KSMB series
Electrical Characteristics (TA=25°C unless otherwise noted)
Part
Number
(Uni)
1KSMB6.8A
1KSMB7.5A
1KSMB8.2A
1KSMB9.1A
1KSMB10A
1KSMB11A
1KSMB12A
1KSMB13A
1KSMB15A
1KSMB16A
1KSMB18A
1KSMB20A
1KSMB22A
1KSMB24A
1KSMB27A
1KSMB30A
1KSMB33A
1KSMB36A
1KSMB39A
1KSMB43A
1KSMB47A
1KSMB51A
1KSMB56A
1KSMB62A
1KSMB68A
1KSMB75A
1KSMB82A
1KSMB91A
1KSMB100A
1KSMB110A
1KSMB120A
1KSMB130A
1KSMB150A
1KSMB160A
1KSMB170A
1KSMB180A
Part
Number
(Bi)
1KSMB6.8CA
1KSMB7.5CA
1KSMB8.2CA
1KSMB9.1CA
1KSMB10CA
1KSMB11CA
1KSMB12CA
1KSMB13CA
1KSMB15CA
1KSMB16CA
1KSMB18CA
1KSMB20CA
1KSMB22CA
1KSMB24CA
1KSMB27CA
1KSMB30CA
1KSMB33CA
1KSMB36CA
1KSMB39CA
1KSMB43CA
1KSMB47CA
1KSMB51CA
1KSMB56CA
1KSMB62CA
1KSMB68CA
1KSMB75CA
1KSMB82CA
1KSMB91CA
1KSMB100CA
1KSMB110CA
1KSMB120CA
1KSMB130CA
1KSMB150CA
1KSMB160CA
1KSMB170CA
1KSMB180CA
Marking
UNI
A10A
A10B
A10C
A10D
A10E
A10F
A10G
A10H
A10I
A10J
A10K
A10L
A10M
A10N
A10O
A10P
A10Q
A10R
A10S
A10T
A10U
A10V
A10W
A10X
A10Y
A10Z
B10A
B10B
B10C
B10D
B10E
B10F
B10G
B10H
B10I
B10J
BI
N10A
N10B
N10C
N10D
N10E
N10F
N10G
N10H
N10I
N10J
N10K
N10L
N10M
N10N
N10O
N10P
N10Q
N10R
N10S
N10T
N10U
N10V
N10W
N10X
N10Y
N10Z
O10A
O10B
O10C
O10D
O10E
O10F
O10G
O10H
O10I
O10J
Reverse
Stand off
Vo(lVtaogltes)VR
5.80
6.40
7.02
7.78
8.55
9.40
10.20
11.10
12.80
13.60
15.30
17.10
18.80
20.50
23.10
25.60
28.20
30.80
33.30
36.80
40.20
43.60
47.80
53.00
58.10
64.10
70.10
77.80
85.50
94.00
102.00
111.00
128.00
136.00
144.50
153.00
Breakdown
Voltage VBR
(Volts) @ IT
MIN MAX
6.45 7.14
7.13 7.88
7.79 8.61
8.65 9.55
9.50 10.50
10.50 11.60
11.40 12.60
12.40 13.70
14.30 15.80
15.20
17.10
19.00
16.80
18.90
21.00
20.90 23.10
22.80 25.20
25.70 28.40
28.50 31.50
31.40 34.70
34.20 37.80
37.10 41.00
40.90 45.20
44.70
48.50
53.20
49.40
53.60
58.80
58.90 65.10
64.60 71.40
71.30 78.80
77.90 86.10
86.50 95.50
95.00 105.00
105.00 116.00
114.00 126.00
124.00
143.00
152.00
137.00
158.00
168.00
162.00 179.00
171.00 189.00
Test
Current
IT
(mA)
10
10
10
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Maximum
Clamping
Voltage
@(VI)pp
VC
10.5
11.3
12.1
13.4
14.5
15.6
16.7
18.2
21.2
22.5
25.5
27.7
30.6
33.2
37.5
41.4
45.7
49.9
53.9
59.3
64.8
70.1
77.0
85.0
92.0
103.0
113.0
125.0
137.0
152.0
165.0
179.0
207.0
219.0
234.0
246.0
Maximum
Peak
Pulse
Current
(A)
Ipp
95.2
88.5
82.6
74.6
69.0
64.1
59.9
54.9
47.2
44.4
39.2
36.1
32.7
30.1
26.7
24.2
21.9
20.0
18.6
16.9
15.4
14.3
13.0
11.8
10.9
9.7
8.8
8.0
7.3
6.6
6.1
5.6
4.8
4.6
4.3
4.1
Maximum
Reverse
Leakage
@(µAV)R
IR
Agency
Approval
900 x
400 x
180 x
45 x
8x
4x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
1x
For bidirectional type having VR of 10 volts and less, the IR limit is double.
For parts without A VBR is ± 10% and VC is 5% higher than with A parts.
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 11/20/15





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