SAC12 [VISHAY]
LOW CAPACITANCE TRANSZORB⑩ TRANSIENT VOLTAGE SUPPRESSOR; 低电容TRANSZORB⑩瞬态电压抑制器型号: | SAC12 |
厂家: | VISHAY |
描述: | LOW CAPACITANCE TRANSZORB⑩ TRANSIENT VOLTAGE SUPPRESSOR |
文件: | 总2页 (文件大小:40K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
SAC5.0 THRU SAC50 SERIES
LOW CAPACITANCE TRANSZORB™ TRANSIENT VOLTAGE SUPPRESSOR
Stand-off Voltage - 5.0 to 50 Volts
Peak Pulse Power - 500 Watts
FEATURES
♦ Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
♦ Glass passivated junctions
DO-204AC
Schematic
♦ 500W peak pulse power capability with a 10/1000µs
waveform, repetition rate (duty cycle): 0.01%
♦ Excellent clamping
Transient
Voltage
Suppressor
0.034 (0.86)
0.028 (0.71)
DIA.
1.0
(25.4)
MIN.
capability
♦ Low incremental surge resistance
♦ Fast response time: typically less
Diode
than 1.0ns from 0 Volts to V
(BR)
♦ Ideal for data line applications
0.300 (7.6)
0.230 (5.8)
♦ High temperature soldering guaranteed:
265°C/10 seconds, 0.375" (9.5mm) lead length,
5lbs. (2.3 kg) tension
0.140 (3.6)
0.104 (2.6)
DIA.
1.0
(25.4)
MIN.
MECHANICAL DATA
Case: JEDEC DO-204AC molded plastic over a passivated
junction
Dimensions in inches
and
Terminals: Solder plated axial leads, solderable per MIL-
STD-750, Method 2026
(millimeters)
Polarity: Color band denotes positive end (cathode)
Mounting Position: Any
Weight: 0.015 ounce, 0.4 gram
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOL
VALUE
UNITS
Peak pulse power dissipation with a
10/1000µs waveform (NOTE 1 )
PPPM
Minimum 500
Watts
Steady state power dissipation at TL=75°C with
lead lengths or 0.375" (9.5mm)
PM(AV)
IPPM
3.0
Watts
Amps
°C
Peak pulse power surge current with a
10/1000µs waveform (NOTE 1, FIG. 3)
SEE TABLE 1
-55 to +175
Operating junction and
storage temperature range
TJ, TSTG
NOTES:
(1) Non-repetitive current pulse, per Fig. 3 and derated above TA=25°C per Fig. 2
1/5/99
ELECTRICAL CHARACTERISTICS at (TA=25°C unless otherwise noted) TABLE 1
Minimum
Breakdown
Voltage
at IT = 1.0mA
V(BR)
Maximum
Reverse
Leakage
at VWM
ID
Maximum
Clamping
Voltage
at IPP=5.0A
Vc
Maximum
Peak Pulse
Current
per FIG. 3
lPP
Maximum
Junction
Capacitance
at
0 VOLTS
(pF)
Working
Inverse
Blocking
Voltage
VWIB
Inverse
Blocking
Leakage
Current
at VWIB
Peak
Inverse
Blocking
Voltage
VPIB
Stand-off
Voltage
(NOTE 1)
VWM
Part
Number
(VOLTS)
(VOLTS)
(uA)
(VOLTS)
(AMPS)
(VOLTS)
IIB (mA)
(VOLTS)
SAC5.0
SAC6.0
SAC7.0
SAC8.0
SAC8.5
SAC10
SAC12
SAC15
SAC18
SAC22
SAC26
SAC30
SAC36
SAC45
SAC50
5.0
6.0
7.0
8.0
8.5
10
12
15
18
22
26
30
36
45
50
7.60
7.90
300
300
300
100
50
10.0
11.2
12.6
13.4
14.0
16.3
19.0
23.6
28.8
35.4
42.3
48.6
60.0
77.0
88.0
44
41
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
75
75
75
75
75
75
75
75
75
75
75
75
75
150
150
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
100
100
100
100
100
100
100
100
100
100
100
100
100
200
200
8.33
38
8.89
36
9.44
34
11.10
13.30
16.70
20.00
24.40
28.90
33.30
40.00
50.00
55.50
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
29
25
20
15
14
11.1
10.0
8.6
6.8
5.8
RATINGS AND CHARACTERISTIC CURVES SAC5.0 THRU SAC50 SERIES
FIG. 1 - PEAK PULSE POWER RATING CURVE
FIG. 2 - POWER DERATING CURVE
100
10
NON-REPETITIVE
PULSE WAVEFORM
SHOWN in FIG. 3
100
75
50
25
0
AVERAGE POWER
T =25°C
A
PEAK POWER
(SINGLE PULSE)
1.0
0.5
IMPULSE
EXPONENTIAL
DECAY
td
1.0
HALF SINE
td
td
SQUARE
CURRENT WAVEFORMS
0.1
0.1 s
µ
µ
µ
10 s
µ
100 s
1.0ms
10ms
0
50
100
150
1.0 s
TL, LEAD TEMPERATURE, °C
td, PULSE WIDTH, sec.
FIG. 3 - PULSE WAVEFORM
FIG. 4 - AC LINE PROTECTION APPLICATION
150
100
50
PULSE WIDTH (td) is DEFINED
as the POINT WHERE the
PEAK CURRENT DECAYS
tr=10µsec.
LOW CAPACITANCE
TRANSIENT VOLTAGE
SUPPRESSOR
to 50% of I
PP
PEAK VALUE
I
PPM
HALF VALUE - I
PP
2
10/1000µsec.
WAVEFORM
AS DEFINED BY R.E.A.
APPLICATION NOTE: Device must be used with two units in parallel, opposite in
polarity as shown in circuit for AC signal line protection
td
0
0
1.0
2.0
3.0
4.0
t, TIME, ms
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