Silicon Avalanche Diodes
1500 Watt Metal Axial Leaded Transient Voltage Suppressors
1N56 Series
FEATURES
•
Hermetically sealed
•
Breakdown voltage range 6.8 - 200 volts
•
Glass passivated junction
•
Excellent clamping capability
•
Low zener impedance
•
100% surge tested
•
-55°C to +150°C
•
Uni-polar
®
6
SILICON DIODE
ARRAYS
Min 31.8
Max
5.33
7.5
9.0
Min 25.4
Max
0.8
5.58
MAXIMUM RATING
•
Peak Pulse Power (Ppk): 1500 Watts (10 x 1000µs)@25°C
(see diagram on page 3 for wave form)
•
1 watt steady state
•
Response time: 1 x 10
-12
seconds (theoretical)
•
Operating & storage temperature: -55°C to +150°C
MECHANICAL CHARACTERISTICS
•
Case: Metal hermetically sealed DO-13 package
•
Terminals: Axial leads, solderable per MIL-STD-202
Method 208
•
Solderable leads = 230°C for 10 seconds (1.59mm from case)
•
Polarity: cathode indicated by colour band
•
Weight: 1.5 grammes (approx)
Agency Approvals:
Recognized under the Components
Program of Underwriters Laboratories.
Agency File Number:
E128662
ORDERING INFORMATION
1N 56 X X A
All dimensions in mm
Voltage Reference
5% Voltage Tolerance
Packaging Option
B = Bulk (500 pcs)
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313
Silicon Avalanche Diodes
1500 Watt Metal Axial Leaded Transient Voltage Suppressors
1N56 Series
®
100
100%
Peak Pulse Power - Pp (kW)
Exponential wave-form
10
Square wave-pulse
1
50%
Permissable
area of
operation
0
0°C
50°C
100°C
Tamb
°C
150°C
200°C
0.1
100ns
1µs
10µs
100µs
1ms
10ms
Pulse Time (tp)
Figure 3 - Peak Pulse Power vs. Pulse Time
Figure 1 - Peak Power Derating Curve
Peak pulse power in percent of 25ºC rating
20,000
W
1.0
10,000
6000
4000
2000
1000
800
600
400
Measured @
Zero Bias
0.75
0.50
Permissable
area of
operation
Cj (pf)
200
100
80
60
40
0.25
Measured at
Stand-Off
Voltage (V
R
)
0
0°C
50°C
100°C
Tamb
°C
150°C
200°C
30
10
Figure 2 - Continuous D.C. Power Derating
CurveContinuous d.c. power dissipation
1.0 2
5 10 20 50 100 200
Reverse Voltage, Volts V(
BR
)
Figure 4 - Typical Junction Capacitance
314
w w w. l i t t e l f u s e . c o m
Silicon Avalanche Diodes
1500 Watt Metal Axial Leaded Transient Voltage Suppressors
1N56 Series
ELECTRICAL SPECIFICATION @ Tamb 25°C
Part
Number
Reverse
Stand Off
Voltage
V
R
(Volts)
5.50
5.80
6.05
6.40
6.63
7.02
7.37
7.78
8.10
8.55
8.92
9.40
9.72
10.20
10.50
11.10
12.10
12.80
12.90
13.60
14.50
15.30
16.20
17.10
17.80
18.80
19.40
20.50
21.80
23.10
24.30
25.60
26.80
28.20
29.10
30.80
Breakdown
Voltage
V
BR
(Volts) @
I
T
MIN
6.12
6.45
6.75
7.13
7.38
7.79
8.19
8.65
9.00
9.50
9.90
10.50
10.80
11.40
11.70
12.40
13.50
14.30
14.40
15.20
16.20
17.10
18.00
19.00
19.80
20.90
21.60
22.80
24.30
25.70
27.00
28.50
29.70
31.40
32.40
34.20
MAX
7.48
7.14
8.25
7.88
9.02
8.61
10.00
9.55
11.00
10.50
12.10
11.60
13.20
12.60
14.30
13.70
16.50
15.80
17.60
16.80
19.80
18.90
22.00
21.00
24.20
23.10
26.40
25.20
29.70
28.40
33.00
31.50
36.30
34.70
39.60
37.80
(mA)
10
10
10
10
10
10
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Maximum
Reverse
Leakage
I
R
@ V
R
(µA)
1000.0
1000.0
500.0
500.0
200.0
200.0
50.0
50.0
10.0
10.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Maximum
Clamping
Voltage
V
C
@
I
PP
(Volts)
10.8
10.5
11.7
11.3
12.5
12.1
13.8
13.4
15.0
14.5
16.2
15.6
17.3
16.7
19.0
18.2
22.0
21.2
23.5
22.5
26.5
25.2
29.1
27.7
31.9
30.6
34.7
33.2
39.1
37.5
43.5
41.4
47.7
45.7
52.0
49.9
Maximum
Peak Pulse
Current
I
PP
(A)
139.0
143.0
128.0
132.0
120.0
124.0
109.0
112.0
100.0
103.0
93.0
96.0
87.0
90.0
79.0
82.0
68.0
71.0
64.0
67.0
56.5
59.5
51.5
54.0
47.0
49.0
43.0
45.0
38.5
40.0
34.5
36.0
31.5
33.0
29.0
30.0
Max
Voltage
Temperature
Variation
of V
BR
(mV/°C)
5.0
5.0
5.0
5.0
6.0
6.0
7.0
7.0
8.0
8.0
9.0
9.0
10.0
10.0
11.0
11.0
13.0
12.0
16.0
14.0
17.0
19.0
20.0
19.0
21.0
20.0
25.0
23.0
28.0
25.0
31.0
28.0
31.0
30.0
35.0
31.0
®
6
SILICON DIODE
ARRAYS
315
1N5629*
1N5629A*
1N5630
1N5630A
1N5631
1N5631A
1N5632
1N5632A
1N5633
1N5633A
1N5634
1N5634A
1N5635
1N5635A
1N5636
1N5636A
1N5637*
1N5637A*
1N5638*
1N5638A*
1N5639*
1N5639A*
1N5640
1N5640A
1N5641
1N5641A
1N5642
1N5642A
1N5643*
1N5643A*
1N5644*
1N5644A
1N5645
1N5645A
1N5646*
1N5646A*
Suffix ‘A’ denotes 5% tolerance device, no suffix denotes a 10% tolerance device
.
1N5629 to 1N5647A V
F
max = 3.5V at I
F
=
50A 300 µS square wave pulse.
1N5648 to 1N5665A V
F
max = 5.0V at I
F
= 50A 300 µS square wave pulse
.
* Preferred voltages.
w w w. l i t t e l f u s e . c o m
Silicon Avalanche Diodes
1500 Watt Metal Axial Leaded Transient Voltage Suppressors
1N56 Series
ELECTRICAL SPECIFICATION @ Tamb 25°C
Part
Number
Reverse
Stand Off
Voltage
V
R
(Volts)
31.60
33.30
34.80
36.80
38.10
40.20
41.30
43.60
45.4
47.8
50.2
53.0
55.1
58.1
60.7
64.1
66.4
70.1
73.7
77.8
81.0
85.5
89.2
94.0
97.2
102.0
105.0
111.0
121.0
128.0
130.0
136.0
138.0
145.0
146.0
154.0
162.0
171.0
Breakdown
Voltage
V
BR
(Volts) @
I
T
MIN
35.10
37.10
38.70
40.90
42.30
44.70
45.90
48.50
50.4
53.2
55.8
58.9
61.2
64.6
67.5
71.3
73.8
77.9
81.9
86.5
90.0
95.0
99.0
105.0
108.0
114.0
117.0
124.0
135.0
143.0
144.0
152.0
153.0
162.0
162.0
171.0
180.0
190.0
MAX
42.90
41.00
47.30
45.20
51.70
49.40
56.10
53.60
61.6
58.8
68.2
65.1
74.8
71.4
82.5
78.8
90.2
86.1
100.0
95.5
110.0
105.0
121.0
116.0
132.0
126.0
143.0
137.0
165.0
158.0
176.0
168.0
187.0
179.0
198.0
189.0
220.0
210.0
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Maximum
Reverse
Leakage
I
R
@ V
R
(µA)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
Maximum
Clamping
Voltage
V
C
@
I
PP
(Volts)
56.4
53.9
61.9
59.3
67.8
64.8
73.5
70.1
80.5
77.0
89.0
85.0
98.0
92.0
108.0
103.0
118.0
113.0
131.0
125.0
144.0
137.0
158.0
152.0
173.0
165.0
187.0
179.0
215.0
207.0
230.0
219.0
244.0
234.0
258.0
246.0
287.0
274.0
Maximum
Peak Pulse
Current
I
PP
(A)
26.5
28.0
24.0
25.3
22.2
23.2
20.4
21.4
18.6
19.5
16.9
17.7
15.3
16.3
13.9
14.6
12.7
13.3
11.4
12.0
10.4
11.0
9.5
9.9
8.7
9.1
8.0
8.4
7.0
7.2
6.5
6.8
6.2
6.4
5.8
6.1
5.2
5.5
Max
Voltage
Temperature
Variation
of V
BR
(mV/°C)
39.0
36.0
46.0
44.0
50.0
48.0
55.0
51.0
58.0
56.0
65.0
62.0
71.0
69.0
80.0
76.0
90.0
86.0
99.0
94.0
109.0
104.0
120.0
115.0
131.0
125.0
142.0
136.0
164.0
157.0
175.0
167.0
186.0
188.0
197.0
188.0
219.0
209.0
®
1N5647
1N5647A
1N5648
1N5648A
1N5649*
1N5649A*
1N5650
1N5650A
1N5651
1N5651A
1N5652
1N5652A
1N5653
1N5653A
1N5654
1N5654A
1N5655*
1N5655A*
1N5656*
1N5656A*
1N5657
1N5657A
1N5658
1N5658A
1N5659
1N5659A
1N5660*
1N5660A*
1N5661
1N5661A
1N5662
1N5662A
1N5663
1N5663A
1N5664
1N5664A
1N5665
1N5665A
Suffix ‘A’ denotes 5% tolerance device, no suffix denotes a 10% tolerance device.
1N5629 to 1N5647A V
F
max = 3.5V at I
F
= 50A 300 µS square wave pulse.
1N5648 to 1N5665A V
F
max = 5.0V at I
F
= 50A 300 µS square wave pulse.
* Preferred voltages.
316
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