1N2970 Datasheet, PDF (1/3 Pages) Microsemi Corporation – Silicon 10 WATT Zener Diodes

DIGITRON SEMICONDUCTORS
1N2970-1N3015B AND 1N3993 THRU 1N4000A
10 WATT ZENER DIODES
MAXIMUM RATINGS
JUNCTION TEMPERATURES
STORAGE TEMPERATURES
DC POWER DISSIPATION
POWER DERATING
FORWARD VOLTAGE
THERMAL RESISTANCE
SOLDER TEMPERATURES
-65°C TO +175°C
-65°C TO +200°C
10 WATTS
80 mW/°C ABOVE 50°C
@ 2.0 A: 1.5 VOLTS
10°C/W (TYPICAL) JUNCTION TO CASE (STUD)
260°C FOR 10 S (MAX)
ELECTRICAL CHARACTERISTICS
TYPE NO.
(note 1)
NOMINAL
ZENER
VOLTAGE
V_Z @ I_ZT
(note 2)
ZENER
TEST
CURRENT
(I_ZT)
MAX DYNAMIC IMPEDANCE
(note 3)
VOLTS
1N3993A
3.9
1N3994A
4.3
1N3995A
4.7
1N3996A
5.1
1N3997A
5.6
1N3998A
6.2
1N3999A
6.8
1N4000A
7.5
1N2970B
6.8
1N2971B
7.5
1N2972B
8.2
1N2973B
9.1
1N2974B
10
1N2975B
11
1N2976B
12
1N2977B
13
1N2978B
14
1N2979B
15
1N2980B
16
1N2981B
17
1N2982B
18
1N2983B
19
1N2984B
20
1N2985B
22
1N2986B
24
1N2987B
25
1N2988B
27
1N2989B
30
1N2990B
33
144 Market Street
Kenilworth NJ 07033 USA
mA
640
Z_ZT @ I_ZT
OHMS
2.0
Z_ZK @ 1mA
(I_ZK) OHMS
400
580
1.5
400
530
1.2
500
490
1.1
550
445
1.0
600
405
1.1
750
370
1.2
500
335
1.3
250
370
1.2
500
335
1.3
250
305
1.5
250
275
2.0
250
250
3
250
230
3
250
210
3
250
190
3
250
180
3
250
170
3
250
155
4
250
145
4
250
140
4
250
130
4
250
125
4
250
115
5
250
105
5
250
100
6
250
95
7
250
85
8
300
75
9
300
phone +1.908.245-7200
fax +1.908.245-0555
MAX DC
ZENER
CURRENT
(I_ZM) @
75°C STUD
TEMP
(note 4)
mA
2380
2130
1940
1780
1620
1460
1330
1210
1320
1180
1040
960
860
780
720
660
600
560
530
500
460
440
420
380
350
310
300
280
260
TYPICAL
TEMP
CEOFF
α_VZ
MAX.
REVERSE
CURRENT
I_R @ V_R
POLARITY
%/°C
µA VOLTS
-.046
100
0.5
-.033
100
0.5
-.015
50
1.0
+/-.010 10
1.0
+.030
10
1.0
+.049
10
2.0
Standard
polarity
cathode to
stud
+.040
10
2.0
+.045
10
3.0
.040
150
5.2
.045
100
5.7
.048
50
6.2
.051
25
6.9
.055
25
7.6
.060
10
8.4
.065
10
9.1
.065
10
9.9
.070
10
10.5
.070
.070
.075
10
11.4
10
12.2
10
13.0
Standard
polarity
anode to
stud
.075
10
13.7
.075
10
14.0
.075
10
15.2
.080
10
16.7
.080
10
18.2
.080
10
18.2
.085
10
20.6
.085
10
22.8
.085
10
25.1
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Rev. 20120730