SMF4L100A [LITTELFUSE]
TVS SMF4L 100V UNI;
| 型号： | SMF4L100A |
| 厂家： | 
LITTELFUSE |
| 描述： | TVS SMF4L 100V UNI 电视 |
| 文件： | 总6页 (文件大小：789K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
TVS Diode Datasheet
SMF4L Series
Surface Mount – 400W
ꢀꢁꢂS Pb e3
Description
Uni-directional
The SMF4L series of SOD-123FL small and flat lead low-profile
plastic package is designed specifically to protect sensitive
electronic equipment from voltage transients induced by lightning
and other transient voltage events.
Features & Benefits
■ 400W peak pulsepower
capability at 10/1000µs
waveform, repetition rate
(duty cycle): 0.01%
■ High temperature soldering:
260°C/30 seconds at
terminals
Bi-directional
■ VBR @TJ= VBR@25°C
x (1+αT x (TJ - 25))
■ Compatible with industrial
standard package SOD-123FL
(αT:Temperature Coefficient,
typical value is 0.1%)
■ Low profile: maximum height
of 1mm.
■ Glass passivated junction
■ Built-in strain relief
Additional Information
■ Low inductance, excellent
clamping capability
■ Plastic package is
■ For surface mounted
applications to optimize board
space
flammability rated V-0 per
Underwriters Laboratories
■ Meet MSL level1, per
J-STD-020, LF maximun peak
of 260°C
■ Typical failure mode is short
from over-specified voltage or
current
Resources
Accessories
Samples
■ Matte tin lead–free plated
■ Whisker test is conducted
based on JEDEC JESD201A
per its table 4a and 4c
■ Halogen-free and RoHS
compliant
Agency Approvals
■ Pb-free E3 means 2nd level
interconnect is Pb-free and
the terminal finish material is
tin(Sn) (IPC/JEDEC J-STD-
609A.01)
■ IEC-61000-4-2 ESD 30kV(Air),
30kV (Contact)
Agency
Agency File Number
■ ESD protection of data lines
in accordance with IEC
61000-4-2
E230531
■ Recognized to UL 497B
as an Isolated Loop Circuit
Protector
■ EFT protection of data lines in
accordance with IEC 61000-
4-4
Maximum Ratings andThermal Characteristics
(TA=25OC unless otherwise noted)
■ Fast response time: typically
less than 1.0ns from 0 Volts
to VBR min
Parameter
Symbol
Value
Unit
Peak Pulse Power
Dissipation atTA=25ºC
(Note 1)
8/20μs (Note2)
2000
400
W
W
PPPM
10/1000μs (Note3)
Applications
Power Dissipation On Infinite Heat Sink at
TL=50ºC
PD
1
W
SMF4L devices are ideal for the protection of I/O interfaces, VCC
bus and other vulnerable circuit used in cellular phones, portable
devices, business machines, power supplies and other consumer
applications.
Thermal Resistance Junction to Ambient
Thermal Resistance Junction to Lead
RƟJA
RƟJL
220
100
°C/W
°C/W
Operating and StorageTemperature Range TJ,TSTG -55 to 150 °C
Notes:
1. Non-repetitive current pulse, per Fig. 4 and derated above TJ (initial) =25ºC per Fig. 3.
2. SMF4L5.0A~SMF4L8.5A Peak Pulse Power Dissipation is 1850W min, 2000W typical @8/20us
3. SMF4L5.0A~SMF4L8.5A Peak Pulse Power Dissipation is 370W min, 400W typical @ 10/1000μs,
SMF4L90A~SMF4L250A Peak Pulse Power Dissipation is 200W typical @ 10/1000μs
Functional Diagram
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© 2021 Littelfuse, Inc.
Specifications are subject to change without notice.
1
Revised: JC.05/26/21
TVS Diode Datasheet
SMF4L Series
Surface Mount – 400W
Electrical Characteristics (TA=25 °C unless otherwise noted)
Maximum
Peak
Pulse
Current Ipp
(A)
Reverse
Stand off
Voltage VR Leakage @
Maximum
Reverse
Maximum
Clamping
Voltage
Part
Number
Marking
Code
Breakdown Voltage
Agency
Approval
Test
Current
IT (mA)
VBR (Volts) @ IT
(V)
VR IR (µA)
@Ipp VC (V)
Uni-directional
Bi-directional Uni-directional Bi-directional
Min
Max
SMF4L5.0A
SMF4L6.0A
SMF4L6.5A
SMF4L7.0A
SMF4L7.5A
SMF4L8.0A
SMF4L8.5A
-
-
-
-
-
-
-
KE
KG
KK
KM
KP
KR
KT
KV
KX
KZ
LE
LG
LK
-
-
-
-
-
-
-
6.40
6.67
7.22
7.78
8.33
8.89
9.44
10.00
11.10
12.2
13.30
14.40
15.60
16.70
17.80
18.90
20.00
22.20
24.40
26.70
28.90
31.10
33.30
36.70
40.00
44.40
47.80
50.00
53.30
56.70
60.00
64.40
66.70
71.10
77.80
83.30
86.70
94.40
100.00
111.00
122.00
133.00
144.00
167.00
178.00
189.00
201.00
209.00
224.00
246.00
279.00
7. 0 0
7.37
7.98
8.60
9.21
9.83
10.40
11.10
12.30
13.50
14.70
15.90
17.20
10
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
1
1
1
1
1
1
1
1
1
1
1
1
1
1
5.0
6.0
6.5
7. 0
7. 5
8.0
8.5
9.0
10
11
12
13
14
15
16
17
18
20
22
24
26
28
30
33
36
40
43
45
48
51
54
58
60
64
70
75
78
800
800
500
200
100
50
20
5
5
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
1
1
1
1
1
1
1
1
1
40.1
9.2
10.3
11.2
12.0
12.9
13.6
14.4
15.4
17. 0
18.2
19.9
21.5
23.2
24.4
26.0
27.6
29.2
32.4
35.5
38.9
42.1
45.4
48.4
53.3
58.1
64.5
69.4
72.7
77.4
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
-
35.9
33.1
30.9
28.7
27.2
25.7
26.4
23.5
22.0
20.1
18.6
17. 2
16.4
15.4
14.5
13.7
12.3
11.3
10.3
9.5
8.8
8.3
7. 5
6.9
6.2
5.8
5.5
5.2
4.9
4.6
4.3
4.1
3.9
3.5
3.3
3.2
SMF4L9.0A SMF4L9.0CA
AV
AX
AZ
BE
BG
BK
BM
BP
BR
BT
BV
BX
BZ
CE
CG
CK
CM
CP
CR
CT
CV
CX
CZ
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SMF4L10A
SMF4L11A
SMF4L12A
SMF4L13A
SMF4L14A
SMF4L15A
SMF4L16A
SMF4L17A
SMF4L18A
SMF4L20A
SMF4L22A
SMF4L24A
SMF4L26A
SMF4L28A
SMF4L30A
SMF4L33A
SMF4L36A
SMF4L40A
SMF4L43A
SMF4L45A
SMF4L48A
SMF4L51A
SMF4L54A
SMF4L58A
SMF4L60A
SMF4L64A
SMF4L70A
SMF4L75A
SMF4L78A
SMF4L85A
SMF4L90A
SMF4L100A
SMF4L110A
SMF4L120A
SMF4L130A
SMF4L150A
SMF4L160A
SMF4L170A
SMF4L180A
SMF4L188A
SMF4L200A
SMF4L220A
SMF4L250A
SMF4L10CA
SMF4L11CA
SMF4L12CA
SMF4L13CA
SMF4L14CA
SMF4L15CA
SMF4L16CA
SMF4L17CA
SMF4L18CA
SMF4L20CA
SMF4L22CA
SMF4L24CA
SMF4L26CA
SMF4L28CA
SMF4L30CA
SMF4L33CA
LM
LP
LR
LT
LV
18.50
19.70
20.90
22.10
24.50
26.90
29.50
31.90
34.40
36.80
40.60
44.20
49.10
52.80
55.30
58.90
62.70
66.30
71.20
73.70
78.60
86.00
92.10
95.80
104.00
111.00
123.00
135.00
147.00
159.00
185.00
197.00
209.00
222.00
231.00
247.00
272.00
309.00
LX
LZ
ME
MG
MK
MM
MP
MR
MT
MV
MX
MZ
NE
NG
NK
NM
NP
NR
NT
NV
NX
NZ
OE
OG
OK
OM
OP
OR
OT
OV
OX
OZ
PE
SMF4L36CA
SMF4L40CA
SMF4L43CA
SMF4L45CA
SMF4L48CA
SMF4L51CA
82.4
87.1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
93.6
96.8
103.0
113.0
121.0
126.0
137.0
146.0
162.0
177.0
193.0
209.0
243.0
259.0
275.0
292.0
304.0
324.0
356.0
405.0
85
90
2.9
1.4
1.2
1.1
1.0
1.0
0.8
0.8
0.7
0.7
0.7
0.6
0.6
0.5
100
110
120
130
150
160
170
180
188
200
220
250
-
-
-
-
-
-
-
-
Notes:
1. VBR measured after IT applied for 300µs, IT = square wave pulse or equivalent.
2. Surge current waveform per 10/1000µs exponential wave and derated per Fig.3.
3. All terms and symbols are consistent with ANSI/IEEE C62.35.
© 2021 Littelfuse, Inc.
Specifications are subject to change without notice.
2
Revised: JC.05/26/21
TVS Diode Datasheet
SMF4L Series
Surface Mount – 400W
I-V Curve Characteristics
Uni-directional
Bi-directional
Ipp
I
IT
R
Vc VBR
VR
Vc VBR
V
R
V
V
IR
IT
I
IR
T
VF
VR
V
BR Vc
Ipp
Ipp
PPPM Peak Pulse Power Dissipation -- Max power dissipation
VR Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation
VBR Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT)
VC Clamping Voltage -- Peak voltage measured across the TVS at a specified Ippm (peak impulse current)
IR
Reverse Leakage Current -- Current measured at VR
VF Forward Voltage Drop for Uni-directional
Ratings and Characteristic Curves (TA=25 °C unless otherwise noted)
Figure 1 -
Figure 2 -
TVSTransients Clamping Waveform
Peak Pulse Power Rating Curve
10
Voltage Transients
Voltage Across TVS
Current Through TVS
1
0.2x0.2" (5.0x5.0mm)
Copper Pad Area
0.1
0.000001
0.00001
0.0001
0.001
td-Pulse Width (sec.)
Time
© 2021 Littelfuse, Inc.
Specifications are subject to change without notice.
3
Revised: JC.05/26/21
TVS Diode Datasheet
SMF4L Series
Surface Mount – 400W
Ratings and Characteristic Curves (TA=25 °C unless otherwise noted) (Continued)
Figure 3 -
Figure 4 -
Peak Pulse Power Derating Curve
Pulse Waveform - 10/1000µS
100
80
60
40
20
0
150
100
t =10µsec
T
=25°C
r
J
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of I
PPM
Peak Value
I
PPM
Half Value
I
PPM
I
PPM
( )
2
50
0
10/1000µsec. Waveform
as defined by R.E.A
t
d
0
25
50
75
100
125 150
175
1.0
2.0
t-Time (ms)
3.0
4.0
0
TJ - Initial Junction Temperature (ºC)
Figure 5 -
Figure 6 -
Forward Voltage
Typical Junction Capacitance
10000
1000
100
10
0.9
0.8
0.7
0.6
0.5
0.4
0
Uni-directional V=0V
Bi-directional V=0V
Uni & Bi-directional V=VR
-55
10
75
140
1
1
10
100
1000
Temperature (ºC)
VBR-Reverse Breakdown Voltage (V)
Figure 8 -
Figure 7 -
Maximum Non-Repetitive Forward Surge Current
Uni-Directional Only
Peak Forward Voltage Drop vs. Peak Forward Current
35
30
25
20
15
10
5
10
1
0.1
0.01
0
0
0.5
1
1.5
2
2.5
3
3.5
4
1
10
100
V
-Peak Forward Voltage(V)
F
Number of Cycles at 60 Hz
© 2021 Littelfuse, Inc.
Specifications are subject to change without notice.
4
Revised: JC.05/26/21
TVS Diode Datasheet
SMF4L Series
Surface Mount – 400W
Soldering Parameters
Reflow Condition
Lead–free assembly
150°C
-Temperature Min (Ts(min)
)
tp
Pre Heat
-Temperature Max (Ts(max)
)
200°C
TP
Ramp-up
Critical Zone
-Time (min to max) (ts)
60 – 120 secs
3°C/second max
3°C/second max
217°C
T
to T
L
P
TL
tL
Average ramp up rate (LiquidusTemp (TL) to peak
TS(max) toTL - Ramp-up Rate
Ts(max)
-Temperature (TL) (Liquidus)
Reflow
Ramp-down
Ts(min)
-Time (min to max) (tL)
60 – 150 seconds
260+0/-5 °C
ts
Preheat
PeakTemperature (TP)
Time within 5°C of actual peakTemperature (tp)
Ramp-down Rate
30 seconds Max
6°C/second max
8 minutes Max.
260°C
25˚C
t 25˚C to Peak
Time (t)
Time 25°C to peakTemperature (TP)
Do not exceed
Physical Specifications
Environmental Specifications
SOD-123FL plastic over glass passivated
junction
Color band denotes cathode except bipolar
Matte tin-plated leads, solderable per
JESD22-B102
HighTemp. Storage
JESD22-A103
JESD22-A108
JESD22-A104
Case
HTRB
Polarity
Terminal
Temperature Cycling
MSL
JEDEC-J-STD-020, Level 1
JESD22-A101
H3TRB
RSH
JESD22-A111
Dimensions - SOD-123FL Package
Millimeters
Min Max
Inches
Dimensions
Min
Max
A
B
C
D
E
F
G
H
2.90
3.50
0.85
1.70
0.43
0.10
0.00
0.90
3.10
3.90
1.05
2.00
0.83
0.25
0.10
1.08
0.114
0.138
0.033
0.067
0.017
0.004
0.000
0.035
0.122
0.154
0.041
0.079
0.033
0.010
0.004
0.043
F
C
D
Mounting Pad Layout
2.24 (0.088)
0.98 (0.039)
1.25 (0.049)
© 2021 Littelfuse, Inc.
Specifications are subject to change without notice.
5
Revised: JC.05/26/21
TVS Diode Datasheet
SMF4L Series
Surface Mount – 400W
Part Numbering System
Part Marking System
SMF4L xx C A
Cathode Band
F
YM
(For Uni-directional Products Only)
L
5% VBR Voltage Tolerance
XX
Marking Code
Trace Code Marking
Y: Year Code
Bi - directional
VR Voltage
M: Month Code
Series
Packaging Options
Part number
Component Package
Quantity
Packaging Option
Packaging Specification
SMF4LXXX
SOD-123FL
3000
Tape & Reel – 8mm tape/7” reel
EIA RS-481
Tape and Reel Specification
0.157
(4.0)
Cathode
0.31
(8.0)
0.157
(4.0)
0.059
(1.5)
Cover tape
DIA
7” 7.0 (178)
Dimensions are in inches
(and millimeters).
0.80 (20.2)
Arbor Hole Dia.
Direction of Feed
0.33
(8.5)
Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are
not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics.
© 2021 Littelfuse, Inc.
Specifications are subject to change without notice.
6
Revised: JC.05/26/21
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