Transient Voltage Suppression Diodes
Surface Mount – 400W > P4SMA series
RoHS
P4SMA Series
Description
The P4SMA series is designed specifically to protect
sensitive electronic equipment from voltage transients
induced by lightning and other transient voltage events.
Features
typically less than 1.0ps
from 0V to BV min
applications to optimize
board space
Agency Approvals
AGENCY
AGENCY FILE NUMBER
E230531
capability
resistance
less than 1μA
R
above 12V
soldering guaranteed:
260°C/40 seconds at
terminals
Underwriters Laboratory
Flammability 94V-O
temperature coefficient
ΔV
BR
= 0.1% x V
BR
@25°C x ΔT
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 25A for Unidirectional
only (Note 4)
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
400
3.3
40
3.5V/6.5
-65 to 150
30
120
Unit
W
W
A
V
°C
°C/W
°C/W
junction
capability at 10×1000μs
waveform, repetition rate
(duty cycles):0.01%
Applications
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 0.2x0.2” (5.0 x 5.0mm) copper pad 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.
_
_
4. V
F
<3.5V for V
BR
<
200V and V
F
<6.5V for V
BR
>
201V.
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/P4SMA.html for current information.
13
Revision: January 09, 2009
P4SMA Series
P4SMA Series
Transient Voltage Suppression Diodes
Surface Mount – 400W > P4SMA series
Electrical Characteristics
Part
Number
(Uni)
P4SMA6.8A
P4SMA7
.5A
P4SMA8.2A
P4SMA9.1A
P4SMA10A
P4SMA11A
P4SMA12A
P4SMA13A
P4SMA15A
P4SMA16A
P4SMA18A
P4SMA20A
P4SMA22A
P4SMA24A
P4SMA27A
P4SMA30A
P4SMA33A
P4SMA36A
P4SMA39A
P4SMA43A
P4SMA47A
P4SMA51A
P4SMA56A
P4SMA62A
P4SMA68A
P4SMA75A
P4SMA82A
P4SMA91A
P4SMA100A
P4SMA110A
P4SMA120A
P4SMA130A
P4SMA150A
P4SMA160A
P4SMA170A
P4SMA180A
P4SMA200A
P4SMA220A
P4SMA250A
P4SMA300A
P4SMA350A
P4SMA400A
P4SMA440A
P4SMA480A
P4SMA510A
P4SMA530A
P4SMA540A
P4SMA550A
Part
Number
(Bi)
P4SMA6.8CA
P4SMA7
.5CA
P4SMA8.2CA
P4SMA9.1CA
P4SMA10CA
P4SMA11CA
P4SMA12CA
P4SMA13CA
P4SMA15CA
P4SMA16CA
P4SMA18CA
P4SMA20CA
P4SMA22CA
P4SMA24CA
P4SMA27CA
P4SMA30CA
P4SMA33CA
P4SMA36CA
P4SMA39CA
P4SMA43CA
P4SMA47CA
P4SMA51CA
P4SMA56CA
P4SMA62CA
P4SMA68CA
P4SMA75CA
P4SMA82CA
P4SMA91CA
P4SMA100CA
P4SMA110CA
P4SMA120CA
P4SMA130CA
P4SMA150CA
P4SMA160CA
P4SMA170CA
P4SMA180CA
P4SMA200CA
P4SMA220CA
P4SMA250CA
P4SMA300CA
P4SMA350CA
P4SMA400CA
P4SMA440CA
P4SMA480CA
P4SMA510CA
P4SMA530CA
P4SMA540CA
P4SMA550CA
Marking
UNI
6V8A
7V5A
8V2A
9V1A
10A
11A
12A
13A
15A
16A
18A
20A
22A
24A
27A
30A
33A
36A
39A
43A
47A
51A
56A
62A
68A
75A
82A
91A
100A
110A
120A
130A
150A
160A
170A
180A
200A
220A
250A
300A
350A
400A
440A
480A
510A
530A
540A
550A
BI
6V8C
7V5C
8V2C
9V1C
10C
11C
12C
13C
15C
16C
18C
20C
22C
24C
27C
30C
33C
36C
39C
43C
47C
51C
56C
62C
68C
75C
82C
91C
100C
110C
120C
130C
150C
160C
170C
180C
200C
220C
250C
300C
350C
400C
440C
480C
510C
530C
540C
550C
Reverse
Stand off
Voltage V
R
(Volts)
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
145.00
154.00
171.00
185.00
214.00
256.00
300.00
342.00
376.00
408.00
434.00
477
.00
486.00
495.00
Breakdown
Voltage V
BR
(Volts) @ I
T
MIN
6.45
7
.13
7
.79
8.65
9.50
10.50
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
48.50
53.20
58.90
64.60
71.30
77
.90
86.50
95.00
105.00
114.00
124.00
143.00
152.00
162.00
171.00
190.00
209.00
237
.00
285.00
332.00
380.00
418.00
456.00
485.00
503.50
513.00
522.50
MAX
7
.14
7
.88
8.61
9.55
10.50
11.60
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
53.60
58.80
65.10
71.40
78.80
86.10
95.50
105.00
116.00
126.00
137
.00
158.00
168.00
179.00
189.00
210.00
231.00
263.00
315.00
368.00
420.00
462.00
504.00
535.00
556.50
567
.00
577
.50
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)
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
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
274.0
328.0
344.0
414.0
482.0
548.0
602.0
658.0
698.0
725.0
740.0
760.0
39.0
36.3
33.9
30.6
28.3
26.3
24.6
22.5
19.3
18.2
16.1
14.8
13.4
12.3
10.9
9.9
9.0
8.2
7
.6
6.9
6.3
5.8
5.3
4.8
4.5
4.0
3.6
3.3
3.0
2.7
2.5
2.3
2.0
1.9
1.8
1.7
1.5
1.3
1.2
1.0
0.9
0.8
0.7
0.6
0.6
0.6
0.5
0.5
1000
500
200
50
10
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
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
The avaliable parts are “A” type only, the parts without A (V
BR
is ± 10%) is not avaliable.
For bidirectional type having V
R
of 10 volts and less, the I
R
limit is double.
P4SMA Series
14
Revision: January 09, 2009
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/P4SMA.html for current information.
Transient Voltage Suppression Diodes
Surface Mount – 400W > P4SMA series
Ratings and Characteristic Curves
(T =25°C unless otherwise noted)
A
10
Peak Pulse Power (P
PP
) or Current (I
PP
)
Derating in Percentage %
P
PPM
-Peak Pulse Power (kW)
100
80
60
1
40
20
0.2x0.2" (5.0x5.0mm)
Copper Pad Area
0.1
0.000001
0
0.00001
0.0001
0.001
0
25
50
75
100
125
150
175
t
d
-Pulse Width (sec.)
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 @V
R
Uni-directional V=0V
100
Half Value
IPPM
IPPM
2
( )
10/1000μsec. Waveform
as defined by R.E.A
100
Bi-directional @V
R
50
10
Tj=25ºC
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
1.2
Figure 6 - Maximum Non-Repetitive Forward Surge
Current Uni-Directional Only
45
P
M(AV)
, Steady State Power Dissipation
(W)
1
0.8
0.6
0.4
0.2
0
0
25
50
75
100
125
150
175
I
FSM
- Peak Forward Surge Current (A)
40
35
30
25
20
15
10
5
0
1
10
Number of Cyles at 60 Hz
100
T
A
- Ambient Temperature (ºC)
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/P4SMA.html for current information.
15
Revision: January 09, 2009
P4SMA Series
P4SMA Series
Figure 1 - Peak Pulse Power Rating
Figure 2 - Pulse Derating Curve
Transient Voltage Suppression Diodes
Surface Mount – 400W > P4SMA series
Soldering Parameters
Reflow Condition
T
P
t
p
Ramp-up
Critical Zone
T
L
to T
P
- 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
)
150°C
200°C
Temperature (T)
T
L
T
s(max)
t
L
3°C/second max
3°C/second max
217°C
260
+0/-5
°C
Ramp-down
T
s(min)
t
s
Preheat
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
6°C/second max
8 minutes Max.
280°C
Physical Specifications
Weight
Case
Polarity
Terminal
0.002 ounce, 0.061 gram
JEDEC DO-214AC. Molded plastic body
over glass passivated junction
Color band denotes positive end
(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
Dimensions
DO-214AC (SMA)
Cathode Band
Dimensions
A
B
C
D
Inches
Min
0.049
0.157
0.100
0.078
0.030
-
0.194
0.006
0.070
0.082
-
0.082
Max
0.065
0.177
0.110
0.090
0.060
0.008
0.208
0.012
-
-
0.090
-
Millimeters
Min
1.250
3.990
2.540
1.980
0.780
-
4.930
0.152
1.800
2.100
-
2.100
Max
1.650
4.500
2.790
2.290
1.520
0.203
5.280
0.305
-
-
2.300
-
©2009 Littelfuse, Inc.
A
C
B
H
D
F
G
J
K
L
E
F
G
H
I
J
K
L
E
I
P4SMA Series
16
Revision: January 09, 2009
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/P4SMA.html for current information.
Transient Voltage Suppression Diodes
Surface Mount – 400W > P4SMA series
Part Numbering System
P4SMA XXX C A
Part Marking System
Cathode Band
5%
VOLTAGE TOLERANCE
BI-DIRECTIONAL
VOLTAGE
SERIES
F
Littelfuse Logo
Marking Code
Packaging
Part number
P4SMAxxxXX
Component
Package
DO-214AC
Quantity
5000
Packaging
Option
Packaging
Specification
EIA STD RS-481
©2009 Littelfuse, Inc.
Specifications are subject to change without notice.
Please refer to http://www.Littelfuse.com/series/P4SMA.html for current information.
17
Revision: January 09, 2009
P4SMA Series
P4SMA Series
XXX
京公网安备 11010802033920号
EEWORLD
