鈥?/div>
Mounted Position: Any
MAXIMUM RATINGS AND CHARACTERISTICS
Rating
Peak Power Dissipation @ TL = 25擄C, PW = 10/1000
碌s
(Note 1)
Peak Forward Surge @ TA = 25擄C (JEDEC Method, Note 2)
Thermal Resistance from Junction to Lead
Thermal Resistance from Junction to Ambient
Instantaneous Forward Voltage @ 40 A
Operating and Storage Junction Temperature Range
1SMA5.0AT3
through
1SMA78AT3
PLASTIC SURFACE MOUNT
ZENER OVERVOLTAGE
TRANSIENT SUPPRESSORS
5.0 鈥?78 VOLTS VR
400 WATTS PEAK POWER
SMA
CASE 403B鈥?1
PLASTIC
Symbol
Ppk
IFSM
R
胃JL
R
胃JA
VF
Value
400
40
29
150
3.5
Unit
Watts
Amps
擄C/W
擄C/W
Volts
擄C
TJ, Tstg
150
* FR4 Board, using Motorola minimum recommended footprint, as shown in case 403B outline dimensions spec.
1. Non鈥搑epetitive current pulse.
2. Measured on 0.3 ms single half sine鈥搘ave or equivalent square wave, duty cycle = 4 pulse per minute maximum.
ELECTRICAL CHARACTERISTICS
(VF = 3.5 Volts @ IF = 40 A for all types)
Reverse
Stand鈥搊ff
Voltage VRWM
(Volts)
5.0
6.0
6.5
7.0
7.5
8.0
8.5
9.0
Breakdown Voltage
VBR
Volts
(Min)
6.4
6.67
7.22
7.78
8.33
8.89
9.44
10
IT
mA
10
10
10
10
1
1
1
1
Maximum
Reverse Voltage
@ IRSM
(Clamping Voltage)
VRSM (Volts)
9.2
10.3
11.2
12.0
12.9
13.6
14.4
15.4
Maximum
Reverse
Surge Current
IRSM
(Amps)
43.5
38.8
35.7
33.3
31.0
29.4
27.8
26.0
Maximum
Reverse Leakage
@ VRWM
IR (碌A(chǔ))
400
400
250
250
50
25
5.0
2.5
Devce
D
Marking
Device
D i
1SMA5.0AT3
1SMA6.0AT3
1SMA6.5AT3
1SMA7.0AT3
1SMA7.5AT3
1SMA8.0AT3
1SMA8.5AT3
1SMA9.0AT3
QE
QG
QK
QM
QP
QR
QT
QV
(continued)
* TOLERANCE AND VOLTAGE DESIGNATION Tolerance designation 鈥?The type number listed indicates a tolerance of
鹵5%.
REV 1
漏
Motorola, Inc. 1996
1SMA5.0AT3 through 1SMA78AT3
MOTOROLA
1
MOTOROLA
1
2
3
4
