Naina Semiconductor Ltd.
300W Zener Type
Power Surge Suppressor
Features
•
•
•
•
Glass passivated junction
Zener type suppressor
Superior clamping ability
Metric and UNF thread type
300Z, 301Z
Series
Mechanical Characteristics
•
•
•
•
Hermetically sealed DO-9 outline
External surfaces corrosion resistant & terminal Solderable
Weight: 16 grams
Torque Setting: 3.5 Nm
Applications
•
•
•
Voltage regulators
Voltage surge suppressors
Voltage clippers
Ordering Table
300Z
1
34.5
2
-
3
1
– Wattage
>
300Z = 300W
>
301Z = 300W
2
– Voltage (See Voltage Ratings Table)
3
– Tolerance
>
None = 20%
>
A = 10%
>
B = 5%
ALL DIMENSIONS IN MM
1
D-95, Sector 63, Noida – 201301, India • Tel: 0120-4205450 • Fax: 0120-4273653
sales@nainasemi.com • www.nainasemi.com
Naina Semiconductor Ltd.
Electrical Specifications
(T
C
= 25
o
C, unless otherwise noted)
Symbol
P
Z
V
Z
I
R
Parameters
Maximum Zener power rating
Zener voltage range
Maximum leakage current
Conditions
T
C
= 125 C
@ test voltage level
o
300Z, 301Z
Series
300Z/301Z
300
34.5 – 150
5.0
Units
W
V
mA
Thermal & Mechanical Specifications
(T
C
= 25
o
C, unless otherwise noted)
Symbol
T
j
T
stg
R
thJC
R
thCS
F
W
Parameters
Max. operating junction temperature range
Max. storage temperature range
Thermal resistance, junction to case
Thermal resistance, case to sink
Mounting torque
Approximate weight
300Z/301Z
-40 to +175
-40 to +175
0.18
0.08
33 to 37
178
Units
C
C
o
C/W
o
C/W
Nm
g
o
o
Voltage Ratings
(T
C
= 25
o
C, unless otherwise noted)
Part numbers
V
Z
, Nominal Zener
Voltage
(V)
34.5
50
75
100
125
150
34.5
50
75
100
125
150
34.5
50
75
100
125
150
VZSM, Max. Zener Voltage @ max.
Zener Current (I
ZSM
)
V
ZSM
@I
ZSM (1)
(V)
(A)
54
550
78
380
117
250
156
190
195
150
234
120
49
610
72
410
107
280
143
210
179
160
215
140
47
630
68
440
102
290
137
210
171
170
205
140
V
R
, Min. Reverse
Voltage
(2)
(V)
23
35
52
69
87
104
27
39
58
78
98
117
28
41
61
82
103
123
Tolerance @ Test
Current
I
ZT
= 1.0 A
(%)
20
20
20
20
20
20
10
10
10
10
10
10
5
5
5
5
5
5
300Z34.5
300Z50
300Z75
300Z100
300Z125
300Z150
300Z34.5A
300Z50A
300Z75A
300Z100A
300Z125A
300Z150A
300Z34.5B
300Z50B
300Z75B
300Z100B
300Z125B
300Z150B
301Z34.5
301Z50
301Z75
301Z100
301Z125
301Z150
301Z34.5A
301Z50A
301Z75A
301Z100A
301Z125A
301Z150A
301Z34.5B
301Z50B
301Z75B
301Z100B
301Z125B
301Z150B
(1) T
C
= 25
o
C, T
p
= 1 ms
(2) T
C
= 25
o
C, I = max. I
R
= 5.0 mA
2
D-95, Sector 63, Noida – 201301, India • Tel: 0120-4205450 • Fax: 0120-4273653
sales@nainasemi.com • www.nainasemi.com