SAC12 [MERITEK]
Transient Voltage Suppressors; 瞬态电压抑制器
| 型号： | SAC12 |
| 厂家： | 
MERITEK ELECTRONICS CORPORATION |
| 描述： | Transient Voltage Suppressors |
| 文件： | 总3页 (文件大小：460K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Transient Voltage Suppressors
SAC Series
MERITEK
FEATURES
Plastic package has Underwriters Laboratory Flammability Classification 94V-O.
Glass passivated junction.
500W peak pulse power capability with a 10/1000µs waveform,
repetition rate (duty cycle): 0.01%.
Excellent clamping capability.
Low incremental surge resistance.
Fast response time: typically less than 5.0ns from 0 volt to VBR min.
Ideal for data line applications.
DO-204AC/DO-15
High temperature soldering guaranteed: 265℃/10 seconds/.375”,
(9.5mm) lead length, 5lbs., (2.3kg) tension.
MECHANICAL DATA
Case: JEDEC DO-15 molded plastic over a passivated junction.
Terminals: Solder plated axial leads, solderable per MIL-STD-750, Method 2026.
Polarity: Color band denotes cathode.
Mounting Position: Any.
Weight: 0.015 ounce, 0.4 grams.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25℃ ambient temperature unless otherwise specified.
RATING
SYMBOL
VALUE
UNIT
Peak Pulse Power Dissipation on 10/1000μs waveform. (Note 1，Fig. 1)
Peak Pulse Current on 10/1000μs waveform. (Note 1，Fig. 3)
PPPM
IPPM
Minimum 500
See Table
Watts
Amps
Steady State Power Dissipation at TL =75℃，Lead length .375” (9.5mm).
PM(AV)
3.0
Watts
(Fig. 5)
Operating junction and Storage Temperature Range.
TJ , TSTG
-55 to +175
℃
Note: Non-repetitive current pulse, per Fig. 3 and derated above TA = 25℃ per Fig. 2.
All specifications are subject to change without notice.
1
Rev 7
Transient Voltage Suppressors
SAC Series
MERITEK
PACKAGE DIMENSIONS
d
DIA.
s
DIA.
L
T
L
DO- 204AC/ DO- 15
Millimeters
Inches
Item
Min.
25.40
5.80
2.60
0.71
Max.
-
Min.
Max.
L
T
d
s
1.000
0.230
0.104
0.028
-
7.60
3.60
0.86
0.300
0.140
0.034
SPECIFICATIONS
Maximum
Peak
Minimum
Breakdown
Voltage
Maximum Maximum
Reverse Clamping
Maximum Working Inverse
Junction Inverse Blocking Inverse
Capacitance Blocking Leakage Blocking
Peak
Reverse
Stand-Off
Voltage
Pulse
Part
Number
Leakage
Voltage
Current
FIG.3
@IT=1.0mA
@VRWM
@IPP=5.0A
@0V
Voltage Current Voltage
VRWM(V)
VBR(V)
IR(µA)
VC(V)
IPP(A)
pF
VWIB(V)
IIB(mA)
VPIB(V)
SAC5.0
SAC6.0
SAC7.0
SAC8.0
SAC8.5
SAC10
SAC12
SAC15
SAC18
SAC22
SAC26
SAC30
SAC36
SAC45
SAC50
5.0
6.0
7.60
7.90
300
300
300
100
50
5
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
44.0
41.0
38.0
36.0
34.0
29.0
25.0
20.0
15.0
14.0
11.1
10.0
8.6
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
7.0
8.33
8.0
8.89
8.5
9.44
10.0
12.0
15.0
18.0
22.0
26.0
30.0
36.0
45.0
50.0
11.10
13.30
16.70
20.00
24.40
28.90
33.30
40.00
50.00
55.50
1
1
1
1
1
1
1
1
6.8
1
5.8
2
Rev 7
Transient Voltage Suppressors
SAC Series
MERITEK
RATING AND CHARACTERISTIC CURVES
(TA: 25°C UNLESS OTHERWISE SPECIFIED)
Figure 1 - Peak Pulse Power Rating Curve
Figure 2 - Pulse Derating Curve
1000
100
Average Power
100
10
1
75
50
25
0
Peak Power
(Single Pulse)
0.1
0.000001
0.00001
0.0001
0.001
0
25
50
75
100
125
150
175
TL Lead Temperature (ºC)
td-Pulse Width (Sec.)
Figure 3 - Pulse Waveform
Figure 4 - AC Line Protection Application
150
t=10µsec
r
T
=25°C
J
Pulse Width(td) is defined
as the point where the peak
current decays to50% of
I
PPM
Peak Value
I
PPM
100
Half Value
I
PPM
2
I
PPM
(
)
50
10/1000µsec. Waveform
as defined by R.E.A
Low Capacitance
Application Note: Device must be used with two
units in parallel, opposite in polarity as shown in
circuit for AC signal line protection.
t
d
0
1.0
2.0
3.0
4.0
0
t-Time (ms)
Figure 5 - Steady State Power Dissipation Derating Curve
3.5
3
2.5
2
1.5
1
0.5
0
0
25
50
75 100 125 150 175 200
TL-Lead Temperature (ºC)
3
Rev 7
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