Automotive Transient Voltage Suppression Diodes
Surface Mount – 600W > P6SMB Automotive Series
RoHS
P6SMB Automotive Series
Description
The P6SMB Automotive series is designed specifically
to protect sensitive automotive equipment from voltage
transients.
Features
• 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
above 12V
ΔV
BR
= 0.1% x V
BR
@25°C x ΔT
• High Temperature
soldering guaranteed:
• Glass passivated chip
260°C/40 seconds at
junction
terminals
• 600W peak pulse power
• Plastic package has
capability at 10×1000μs
Underwriters Laboratory
waveform, repetition rate
Flammability 94V-O
(duty cycles):0.01%
• Matte Tin Lead–free Plated
• Halogen-Free
• RoHS compliant
• For surface mounted
applications to optimize
board space
• Low profile package
• Built-in strain relief
• Typical maximum
temperature coefficient
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
Maximum Ratings and Thermal Characteristics
(T
A
=25
O
C unless otherwise noted)
Parameter
Peak Pulse Power Dissipation at
T
A
=25ºC by 10x1000µs waveform
(Fig.1)(Note 1), (Note 2)
Power Dissipation on infinite heat
sink at T
A
=50
O
C
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward
Voltage at 50A for Unidirectional
only
Operating Junction and Storage
Temperature Range
Typical Thermal Resistance Junction
to Lead
Typical Thermal Resistance Junction
to Ambient
Symbol
P
PPM
P
M(AV)
I
FSM
V
F
T
J
, T
STG
R
uJL
R
uJA
Value
600
5.0
100
3.5V
-65 to 150
20
100
Unit
W
Applications
W
A
V
°C
°C/W
°C/W
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.
Notes:
1. Non-repetitive current pulse , per Fig. 3 and derated above T
A
= 25
O
C per Fig. 2.
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.
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/P6SMBAUTO.html for current information.
P6SMB Automotive Series
Revised: August 30, 2009 9:24 AM
P6SMB Automotive Series
Automotive Transient Voltage Suppression Diodes
Surface Mount – 600W > P6SMB Automotive Series
Electrical Characteristics
Part
Number
(Uni)
P6SMB12AAUTO
P6SMB13AAUTO
P6SMB15AAUTO
P6SMB16AAUTO
P6SMB18AAUTO
P6SMB20AAUTO
P6SMB22AAUTO
P6SMB24AAUTO
P6SMB27AAUTO
P6SMB30AAUTO
P6SMB33AAUTO
P6SMB36AAUTO
P6SMB39AAUTO
P6SMB43AAUTO
P6SMB47AAUTO
Part
Number
(Bi)
Marking
UNI
BI
Reverse
Stand off
Voltage V
R
(Volts)
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
Breakdown
Voltage V
BR
(Volts) @ I
T
MIN
11.40
12.40
14.30
15.20
17
.10
19.00
20.90
22.80
25.70
28.50
31.40
34.20
37
.10
40.90
44.70
MAX
12.60
13.70
15.80
16.80
18.90
21.00
23.10
25.20
28.40
31.50
34.70
37
.80
41.00
45.20
49.40
Maximum Maximum Maximum
Test
Agency
Peak
Reverse
Current Clamping
Approval
Voltage V
C
Pulse
Leakage I
R
I
T
@ I
pp
Current I
pp
@ V
R
(mA)
(V)
(A)
(µA)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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
36.5
33.5
28.8
27
.1
24.2
22.0
19.9
18.4
16.3
14.7
13.3
12.2
11.3
10.3
9.4
5
1
1
1
1
1
1
1
1
1
1
1
1
1
1
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
P6SMB12CAAUTO
12AA 12CA
P6SMB13CAAUTO 13AA 13CA
P6SMB15CAAUTO
15AA 15CA
P6SMB16CAAUTO
16AA 16CA
P6SMB18CAAUTO 18AA 18CA
P6SMB20CAAUTO
20AA 20CA
P6SMB22CAAUTO
22AA 22CA
P6SMB24CAAUTO
24AA 24CA
P6SMB27CAAUTO
27AA 27CA
P6SMB30CAAUTO 30AA 30CA
P6SMB33CAAUTO 33AA 33CA
P6SMB36CAAUTO 36AA 36CA
P6SMB39CAAUTO 39AA 39CA
P6SMB43CAAUTO 43AA 43CA
P6SMB47CAAUTO
47AA 47CA
The avaliable parts are “A” type only, the parts without A (V
BR
is ± 10%) is not avaliable.
P6SMB Automotive Series
Revised: August 30, 2009 9:24 AM
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/P6SMBAUTO.html for current
information.
Automotive Transient Voltage Suppression Diodes
Surface Mount – 600W > P6SMB Automotive Series
Ratings and Characteristic Curves
Figure 1 - Peak Pulse Power Rating
100
(T
A
=25°C unless otherwise noted)
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
100
10
75
50
1
0.2x0.2" (5.0x5.0mm)
Copper Pad Area
0.1
0.000001
0.00001
0.0001
0.001
t
d
-Pulse Width (sec.)
25
0
0
25
50
75
100
125
150
175
T
A
- Ambient Temperature (ºC)
Figure 3 - Pulse Waveform
150
I
PPM
- Peak Pulse Current, % I
RSM
tr=10µsec
Peak Value
IPPM
TJ=25°C
Pulse Width(td) is defined
as the point where the peak
current decays to 50% of IPPM
Figure 4 - Typical Junction Capacitance
10000
Bi-directional V=0V
1000
Cj (pF)
Uni-directional @VR
100
Uni-directional V=0V
Half Value
IPPM
IPPM
2
( )
10/1000µsec. Waveform
as defined by R.E.A
100
Bi-directional @VR
50
10
Tj=25C
f=1.0MHz
Vsig=50mVp-p
0
td
0
1.0
2.0
t-Time (ms)
3.0
4.0
1
1.0
10.0
100.0
1000.0
V
BR
- Reverse Breakdown Voltage (V)
Figure 5 - Steady State Power Dissipation Derating
Curve
P
M(AV)
, Steady State Power Dissipation (W)
6
5
4
3
2
1
0
0
25
50
75
100
125
150
175
T
A
- Ambient Temperature (ºC)
Figure 6 - Maximum Non-Repetitive Peak Forward
Surge Current Uni-Directional Only
120
I
FSM
- Peak Forward Surge Current (A)
100
80
60
40
20
0
1
10
Number of Cycles at 60 Hz
100
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/P6SMBAUTO.html for current information.
P6SMB Automotive Series
Revised: August 30, 2009 9:24 AM
P6SMB Automotive Series
Figure 2 - Pulse Derating Curve
P
PPM
-Peak Pulse Power (kW)
Automotive Transient Voltage Suppression Diodes
Surface Mount – 600W > P6SMB Automotive Series
Soldering Parameters
Reflow Condition
- Temperature Min (T
s(min)
)
Pre Heat
- Temperature Max (T
s(max)
)
- Time (min to max) (t
s
)
Average ramp up rate (Liquidus Temp
(T
L
) to peak
T
S(max)
to T
L
- Ramp-up Rate
Reflow
- Temperature (T
L
) (Liquidus)
- Time (min to max) (t
s
)
Lead–free assembly
150°C
200°C
60 – 180 secs
3°C/second max
3°C/second max
217°C
60 – 150 seconds
260
+0/-5
°C
20 – 40 seconds
6°C/second max
8 minutes Max.
280°C
Temperature (T)
T
P
Ramp-up
t
p
Critical Zone
T
L
to T
P
T
L
T
s(max)
t
L
T
s(min)
Ramp-down
Preheat
t
s
25˚C
t 25˚C to Peak
Time (t)
Peak Temperature (T
P
)
Time within 5°C of actual peak
Temperature (t
p
)
Ramp-down Rate
Time 25°C to peak Temperature (T
P
)
Do not exceed
Physical Specifications
Weight
Case
Polarity
Terminal
0.003 ounce, 0.093 grams
JEDEC DO214AA. Molded plastic body
over glass passivated junction
Color band denotes cathode except
Bidirectional.
Matte Tin-plated leads, Solderable per
JESD22-B102D
Environmental Specifications
Temperature Cycle
Pressure Cooker
High Temp. Storage
HTRB
Thermal Shock
JESD22-A104
JESD 22-A102
JESD22-A103
JESD22-A108
JESD22-A106
P6SMB Automotive Series
Revised: August 30, 2009 9:24 AM
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/P6SMBAUTO.html for current
information.
Automotive Transient Voltage Suppression Diodes
Surface Mount – 600W > P6SMB Automotive Series
Dimensions
DO-214AA (SMB J-Bend)
Dimensions
Cathode Band
Inches
Min
0.077
0.160
0.130
0.077
0.030
-
0.205
0.006
0.089
0.085
-
0.085
Max
0.086
0.180
0.155
0.104
0.060
0.008
0.220
0.012
-
-
0.107
-
Millimeters
Min
1.950
4.060
3.300
1.950
0.760
-
5.210
0.152
2.260
2.160
-
2.160
Max
2.200
4.570
3.940
2.650
1.520
0.203
5.590
0.305
-
-
2.740
-
A
A
B
H
D
F
G
C
B
C
D
E
F
G
H
I
J
E
Dimension in inches and (millimeters)
J
K
L
K
L
I
Solder Pads
(all dimensions in mm)
Part Numbering System
P6SMB XXX C A AUTO
Part Marking System
Cathode Band
5% VOLTAGE TOLERANCE
BI-DIRECTIONAL
VOLTAGE
SERIES
F
Littelfuse Logo
Marking Code
Packaging
Part number
P6SMBxxxXXAUTO
Component
Package
DO-214AA
Quantity
3000
Packaging
Option
Tape & Reel – 12mm/13” tape
Packaging Specification
EIA STD RS-481
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to www.littelfuse.com/series/P6SMBAUTO.html for current information.
P6SMB Automotive Series
Revised: August 30, 2009 9:24 AM
P6SMB Automotive Series
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