UMW
R
UMW P4SMA6.8A(CA) THRU P4SMA550A(CA)
6.8V-550V 400W
FEATURES
• For surface mounted applications in order to
optimize board space
• Glass passivated junction
• Built-in strain relief
• Excellent clamping capability
• Low profile package
• Low inductance
• Excellent clamping capability
• Fast response time: typically less than
1.0 ps from 0 volts to BV min
• Typical IR less than 1µA above 10V
• High temperature soldering guaranteed:
250°C/10 seconds at terminals
MECHANICAL DATA
Case: JEDEC DO-214AC Molded plastic
Terminal: Solder plated, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denoted positive end (cathode)
except Bipolar
Standard Packaging: 12mm tape(EIA STD RS-481)
Weight: 0.002 ounces, 0.061 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
RATING
Peak Pulse Power Dissipation at TA = 25 °C, TP = 1ms (Note 1)
Maximum Instantaneous Forward Voltage at 25.0A
for Unidirectional Only
Steady State Power Dissipation at TL = 75°C
Lead lengths .375", 9.5mm (Note 2)
Peak Forward Surge Current, 8.3ms Single Half Sine-wave
Superimposed on Rated Load, (JEDEC Method)(Note 3)
Operatings and Storage Temperature Range
SYMBOL
PPPM
VALUE
UNITS
Minimum 400
Watts
VF
3.5
Volts
PM(AV)
1.0
Watts
IFSM
40
Amps
TJ, TSTG
-55 +150
°C
NOTES:
1. Non-repetitive current pulse, per Fig.3 and derated above Ta=25 °C per Fig.2.
2. Mounted on 5.0mm2 (0.03mm thick) Copper Pads to each termina
3. 8.3ms single half sine-wave, or equivalent square wave, Duty cycle=4 pulses per minutes maximum.
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友台半导体有限公司
UMW
R
UMW P4SMA6.8A(CA) THRU P4SMA550A(CA)
6.8V-550V 400W
REVERSE BREAKDOWN BREAKDOWN
TEST
MAXIMUM
PEAK REVERSE
STANDVOLTAGE
VOLTAGE
CURRENT CLAMPING PULSE LEAKAGE
OFF
VBR(V)
VBR(V)
IT (mA) VOLTAGE CURRENT @ VRWM
BIVOLTAGE
MIN.@I
T
MAX.@I
T
@Ipp Vc(V)
Ipp (A)
IR(µA)
POLAR
VRWM(V)
MARKING CODE
P4SMA
PART NUMBER
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
P4SMA
6.8A
7.5A
8.2A
9.1A
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
6.8CA
7.5CA
8.2CA
9.1CA
10CA
11CA
12CA
13CA
15CA
16CA
18CA
20CA
22CA
24CA
27CA
30CA
33CA
36CA
39CA
43CA
47CA
51CA
56CA
62CA
68CA
75CA
82CA
91CA
100CA
110CA
120CA
130CA
150CA
160CA
170CA
180CA
200CA
220CA
250CA
300CA
350CA
400CA
440CA
480CA
510CA
530CA
540CA
550CA
UNIPOLAR
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
540A
-
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
440C
-
5.8
6.4
7.02
7.78
8.55
9.4
10.2
11.1
12.8
13.6
15.3
17.1
18.8
20.5
23.1
25.6
28.2
30.8
33.3
36.8
40.2
43.6
47.8
53
58.1
64.1
70.1
77.8
85.5
94
102
111
128
136
145
154
171
185
214
256
300
342
376
408
434
450
459
467
6.45
7.13
7.79
8.65
9.5
10.5
11.4
12.4
14.3
15.2
17.1
19
20.9
22.8
25.7
28.5
31.4
34.2
37.1
40.9
44.7
48.5
53.2
58.9
64.6
71.3
77.9
86.5
95
105
114
124
143
152
162
171
190
209
237
285
332
380
418
456
485
503.5
513
522.5
7.14
7.88
8.61
9.55
10.5
11.6
12.6
13.7
15.8
16.8
18.9
21
23.1
25.2
28.4
31.5
34.7
37.8
41
45.2
49.4
53.6
58.8
65.1
71.4
78.8
86.1
95.5
105
116
126
137
158
168
179
189
210
231
263
315
368
420
462
504
535
556.5
567
577.5
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
85
92
103
113
125
137
152
165
179
207
219
234
246
274
328
344
414
482
548
602
658
698
725
740
760
39
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
8.2
7.6
6.9
6.3
5.8
5.3
4.8
4.5
4
3.6
3.3
3
2.7
2.5
2.3
2
1.9
1.8
1.7
1.5
1.3
1.2
1
0.9
0.8
0.7
0.6
0.6
0.6
0.5
0.5
1000
500
200
50
10
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
For bidirectional type having Vrwm of 10 volts and less, the IR limit is double.
The available parts are "A" type only, the parts without A (VBR is ± 10%) are not available.
www.umw-ic.com
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友台半导体有限公司
R
UMW
UMW P4SMA6.8A(CA) THRU P4SMA550A(CA)
6.8V-550V 400W
Fig.2 - Pulse Derating Curve
Fig. 1 - Peak Pulse Power Rating Curve
100
Peak Pulse Power (PPP) or Current (IPPM)
Derating in Percentage,%
PPPM-Peak Pulse Power (kW)
100
Non-repetitive Pulse
Wavetorm shown in Fig.3
TA = 25°C
10
P4SMA6.8A –
P4SMA91A
1
0.1
0.1µs
1.0µs
10µs
100µs
1.0ms
87.5
75
62.5
50
37.5
25
12.5
0
0
10ms
25
50
125
150
175
200
Fig.4 - Typical Junction Capacitance
Fig.3 - Pulse Waveform
150
10000
TJ = 25°C
f = 1.0MHZ
Vsig = 50mVp-p
TJ = 25°C
tr = 10µsec.
CJ - Junction Capacitance(pF)
Pulse Width (t d)
Peak Value
IPPM
is defined as the point
where the peak current
decays to 50% of I PPM
100
Half Value- IPPM
2
10/1000µsec.Waveform
as defined by R.E.A.
50
0
d
0
Measured at
Stand-Off
Voltage, VWM
1000
Uni-Directional
100
Bi-Directional
1000
t
1.0
3.0
2.0
4.0
10
4.0
10
1
t - Time(ms)
IFSM-Peak Forward Surge Current (A)
200
100
10
1
0.2
0.4
0.6
0.8
1
TJ = TJ max,
8.3ms Single Half Sine-Wave
(JEDEC Method)
100
50
10
1.2
0
tp-Pulse Duration (sec)
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200
Fig.6 - Maximum Non-Repetitive Peak Forward Surge
Current Uni-Directional Only
Fig. 5 - Typ.Transient Thermal Impedance
0
100
VWM - Reverse Stand-Off Voltage (V)
1000
Transient Thermal Impedance
(℃/W)
100
TA - Ambient Temperature (°C)
td - Pulse Width (sec.)
IPPM - Peak Pulse Current,% IRSM
75
0.2
0.45
0.6
0.8
1
1.2
Number of Cycles at 60 Hz
3
友台半导体有限公司
UMW
R
UMW P4SMA6.8A(CA) THRU P4SMA550A(CA)
6.8V-550V 400W
ORDERING INFORMATION
Order Code
Package
Baseqty
Deliverymode
UMW P4SMAxxA
SMA
1800
Tape and reel
UMW P4SMAxxCA
SMA
1800
Tape and reel
www.umw-ic.com
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友台半导体有限公司
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