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參數資料
| 型號： | SA85 |
| 廠商： | VISHAY SEMICONDUCTORS |
| 元件分類： | TVS二極管 - 瞬態電壓抑制 |
| 英文描述： | 500 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-204AC |
| 封裝： | PLASTIC, DO-15, 2 PIN |
| 文件頁數： | 1/6頁 |
| 文件大小： | 43K |
| 代理商： | SA85 |
SA5.0 thru SA170CA
Vishay Semiconductors
formerly General Semiconductor
Document Number 88378
www.vishay.com
13-Jan-03
1
TRANSZORB Transient Voltage
Suppressors
Stand Off Voltage 5.0 to 170V
Peak Pulse Power 500W
Maximum Ratings and Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter
Symbol
Value
Unit
Peak pulse power dissipation with a 10/1000
s
waveform(1) (Fig. 1)
PPPM
500 (min.)
W
Peak pulse current with a 10/1000
s waveform (Note 1)
IPPM
See Next Table
A
Steady state power dissipation at TA = 75°C
lead lengths, 0.375" (9.5mm)(2)
PM(AV)
3.0
W
Peak forward surge current, 10ms single half sine-wave
IFSM
70
A
unidirectional only
Maximum instantaneous forward voltage at 35A for
VF
3.5
V
unidirectional only
Operating junction and storage temperature range
TJ, TSTG
–55 to +175
°C
Notes
: (1) Non-repetitive current pulse, per Fig. 3 and derated above TA = 25°C per Fig. 2.
(2) Mounted on copper pad area of 1.6 x 1.6” (40 x 40mm) per Fig. 5.
(3) 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
0.034 (0.86)
0.028 (0.71)
Dia.
0.140 (3.6)
0.104 (2.6)
Dia.
0.230 (5.8)
0.300 (7.6)
1.0 (25.4)
min.
1.0 (25.4)
min.
Dimensions in inches and (millimeters)
D0-204AC (DO-15)
Features
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Glass passivated junction
Excellent clamping capability
Low incremental surge resistance
Very fast response time
500W peak pulse power surge capability
with a 10/100
s waveform, repetition rate
(duty cycle): 0.01%
High temperature soldering guaranteed:
265°C/10 seconds, 0.375" (9.5mm) lead length, 5lbs.
(2.3kg) tension
Mechanical Data
Case: JEDEC DO-204AC molded plastic body over
passivated junction
Terminals: Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: For unidirectional types the color band denotes
the cathode, which is positive with respect to the anode
under normal TVS operation
Mounting Position: Any
Weight: 0.015 oz., 0.4 g
Packaging Codes – Options (Antistatic):
51 – 1K per Bulk box, 10K/carton
54 – 4K per 13" paper Reel
(52mm horiz. tape), 12K/carton
73 – 2K per horiz. tape & Ammo box, 20K/carton
Devices for Bidirectional Applications
For bidirectional use C or CA suffix. (e.g. SA5.0C, SA170CA). Electrical characteristics apply in both directions.
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