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參數資料
| 型號： | SA7.5CA |
| 廠商： | Littelfuse, Inc. |
| 英文描述： | Silicon Avalanche Diodes - 500 Watt Axial Leaded Transient Voltage Suppressors |
| 中文描述： | 硅雪崩二極管- 500瓦特軸向引線型瞬態電壓抑制器 |
| 文件頁數： | 1/5頁 |
| 文件大小： | 97K |
| 代理商： | SA7.5CA |
- 632 -
SA SERIES
Transient Voltage Suppressor Diodes
Voltage Range
5.0 to 170 Volts
500 Watts Peak Power
1.0 Watt Steady State
DO-15
Dimensions in inches and (millimeters)
Features
Plastic package has Underwriters Laboratory Flammability
Classification 94V-0
500W surge capability at 10 X 10us waveform, duty cycle:
0.01%
Excellent clamping capability
Low zener impedance
Fast response time: Typically less than 1.0ps from 0 volts to
VBR for unidirectional and 5.0 ns for bidirectional
Typical I
R
less than 1
μ
A above 10V
High temperature soldering guaranteed: 260°C / 10 seconds
/ .375”,(9.5mm) lead length / 5lbs.,(2.3kg) tension
Mechanical Data
Case: Molded plastic
Lead: Axial leads, solderable per MIL-STD-
Lead:
202, Method 208
Polarity: Color band denotes cathode except
bipolar
Weight: 0.34 gram
Maximum Ratings and Electrical Characteristics
Rating at 25°C
ambient temperature unless otherwise specified.
Type Number
Peak Power Dissipation at T
A
=25
O
C, Tp=1ms
(Note 1)
Steady State Power Dissipation at T
L
=75
°C
Lead Lengths .375”, 9.5mm (Note 2)
Peak Forward Surge Current, 8.3 ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method) (Note 3)
Maximum Instantaneous Forward Voltage at
35.0A for Unidirectional Only
Operating and Storage Temperature Range
Notes: 1. Non-repetitive Current Pulse Per Fig. 3 and Derated above T
A
=25
O
C Per Fig. 2.
Notes:
2. Mounted on Copper Pad Area of 1.6 x 1.6” (40 x 40 mm) Per Fig. 5.
Notes:
3. 8.3ms Single Half Sine-wave or Equivalent Square Wave, Duty Cycle=4 Pulses Per Minutes
Notes:
3.
Maximum.
Devices for Bipolar Applications
Notes:
1. For Bidirectional Use C or CA Suffix for Types SA5.0 through Types SA170.
Notes:
2. Electrical Characteristics Apply in Both Directions.
Symbol
P
PK
Value
Units
Watts
Minimum 500
P
D
1.0
Watts
I
FSM
70
Amps
V
F
3.5
Volts
T
J
, T
STG
-55 to + 175
°C
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