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參數資料
| 型號： | 1SMA26CAT3 |
| 廠商： | MOTOROLA INC |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | Zener Transient Voltage Suppressors |
| 中文描述： | 400 W, BIDIRECTIONAL, SILICON, TVS DIODE |
| 封裝： | PLASTIC, CASE 403B-01, SMA, 2 PIN |
| 文件頁數： | 1/4頁 |
| 文件大小： | 88K |
| 代理商： | 1SMA26CAT3 |
1
MOTOROLA
Specification Features:
Reverse Stand–Off Voltage Range: 5.0–78 V
Peak Power — 400 Watts @ 1.0 ms
ESD Rating of Class 3 (>16 kV) per Human Body Model
Pico Seconds Response Time (0 V to BV)
Flat Handling Surface for Accurate Placement
Package Design for Top Side or Bottom Circuit Board Mounting
Available in Tape and Reel
Low Profile Package
Mechanical Characteristics:
Case: Void–free, transfer-molded plastic
Maximum Case Temperature for Soldering Purposes: 260
°
C for
10 seconds
Finish: All external surfaces are corrosion resistant with readily solderable
leads
Polarity: Cathode indicated by molded polarity notch
Mounted Position: Any
MAXIMUM RATINGS AND CHARACTERISTICS
Rating
Symbol
Value
Unit
Peak Power Dissipation @ TL = 25
°
C, PW = 10/1000
μ
s (Note 1)
Peak Forward Surge @ TA = 25
°
C (JEDEC Method, Note 2)
Thermal Resistance from Junction to Lead
Ppk
IFSM
R
θ
JL
R
θ
JA
VF
TJ, Tstg
400
Watts
40
Amps
29
°
C/W
Thermal Resistance from Junction to Ambient
150
°
C/W
Instantaneous Forward Voltage @ 40 A
3.5
Volts
Operating and Storage Junction Temperature Range
150
°
C
* FR4 Board, using Motorola minimum recommended footprint, as shown in case 403B outline dimensions spec.
1. Non–repetitive current pulse.
2. Measured on 0.3 ms single half sine–wave or equivalent square wave, duty cycle = 4 pulse per minute maximum.
ELECTRICAL CHARACTERISTICS
(VF = 3.5 Volts @ IF = 40 A for all types)
Device
Reverse
Stand–off
Voltage VRWM
(Volts)
Breakdown Voltage
Maximum
Reverse Voltage
@ IRSM
(Clamping Voltage)
VRSM (Volts)
9.2
10.3
11.2
12.0
Maximum
Reverse
Surge Current
IRSM
(Amps)
Maximum
Reverse Leakage
@ VRWM
IR (
μ
A)
Devce
Marking
VBR
Volts
(Min)
IT
mA
1SMA5.0AT3
1SMA6.0AT3
1SMA6.5AT3
1SMA7.0AT3
5.0
6.0
6.5
7.0
6.4
6.67
7.22
7.78
10
10
10
10
43.5
38.8
35.7
33.3
400
400
250
250
QE
QG
QK
QM
1SMA7.5AT3
1SMA8.0AT3
1SMA8.5AT3
1SMA9.0AT3
7.5
8.0
8.5
9.0
8.33
8.89
9.44
10
1
1
1
1
12.9
13.6
14.4
15.4
31.0
29.4
27.8
26.0
50
25
5.0
2.5
QP
QR
QT
QV
* TOLERANCE AND VOLTAGE DESIGNATION Tolerance designation – The type number listed indicates a tolerance of
±
5%.
(continued)
SEMICONDUCTOR TECHNICAL DATA
Order this document
by 1SMA5.0AT3/D
Motorola, Inc. 1996
PLASTIC SURFACE MOUNT
ZENER OVERVOLTAGE
TRANSIENT SUPPRESSORS
5.0–78 VOLTS VR
400 WATTS PEAK POWER
SMA
CASE 403B–01
PLASTIC
REV 1
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