MOTOROLA
SEMICONDUCTOR
TECHNICAL DATA
Motorola TVS/Zener Device Data
7-1
3 Watt DC Power Data Sheet
Devices listed in bold, italic are Motorola preferred devices.
3 Watt Plastic Surface Mount
Silicon Zener Diodes
This complete new line of 3 Watt Zener Diodes offers the following advantages.
Specification Features:
• A Complete Voltage Range — 3.3 to 200 Volts
• Flat Handling Surface for Accurate Placement
• Package Design for Top Side or Bottom Circuit Board Mounting
• Available in Tape and Reel
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. When operated in zener mode,
cathode will be positive with respect to anode.
MOUNTING POSITION: Any
WEIGHT: Modified L-Bend providing more contact area to bond pad
WAFER FAB LOCATION: Phoenix, Arizona
ASSEMBLY/TEST LOCATION: Seremban, Malaysia
MAXIMUM RATINGS
Rating Symbol Value Unit
DC Power Dissipation @ T
L
= 75°C, Measured at Zero Lead Length
Derate above 75°C
P
D
3
40
Watts
mW/°C
DC Power Dissipation @ T
A
= 25°C*
Derate above 25°C
P
D
830
6.6
mW
mW/°C
Operating and Storage Junction Temperature Range T
J
, T
stg
– 65 to +150 °C
*FR4 Board, within 1″ to device, using Motorola minimum recommended footprint, as shown in case 403A outline dimensions spec.
ELECTRICAL CHARACTERISTICS (T
L
= 30°C unless otherwise noted.) (V
F
= 1.5 Volts Max @ I
F
= 200 mAdc for all types.)
Device*
Nominal
Zener Voltage
V
Z
@ I
ZT
Volts
(Note 1)
Test
Current
I
ZT
mA
Max Zener Impedance (Note 2)
Max Reverse
Leakage Current
Maximum DC
Zener
Current
I
ZM
mAdc
Device
Marking
Z
ZT
@ I
ZT
Ohms
Z
ZK
Ohms
I
ZK
mA
@
I
R
µA
V
R
Volts
@
1SMB5913BT3 3.3 113.6 10 500 1 100 1 454 913B
1SMB5914BT3 3.6 104.2 9 500 1 75 1 416 914B
1SMB5915BT3 3.9 96.1 7.5 500 1 25 1 384 915B
1SMB5916BT3 4.3 87.2 6 500 1 5 1 348 916B
1SMB5917BT3 4.7 79.8 5 500 1 5 1.5 319 917B
1SMB5918BT3 5.1 73.5 4 350 1 5 2 294 918B
1SMB5919BT3 5.6 66.9 2 250 1 5 3 267 919B
1SMB5920BT3 6.2 60.5 2 200 1 5 4 241 920B
1SMB5921BT3 6.8 55.1 2.5 200 1 5 5.2 220 921B
1SMB5922BT3 7.5 50 3 400 0.5 5 6.8 200 922B
1SMB5923BT3 8.2 45.7 3.5 400 0.5 5 6.5 182 923B
1SMB5924BT3 9.1 41.2 4 500 0.5 5 7 164 924B
1SMB5925BT3 10 37.5 4.5 500 0.25 5 8 150 925B
1SMB5926BT3 11 34.1 5.5 550 0.25 1 8.4 136 926B
1SMB5927BT3 12 31.2 6.5 550 0.25 1 9.1 125 927B
1SMB5928BT3 13 28.8 7 550 0.25 1 9.9 115 928B
(continued)
*TOLERANCE AND VOLTAGE DESIGNATION Tolerance designation — The type numbers listed indicate a tolerance of ±5%.
CASE 403A
PLASTIC
1SMB5913BT3
through
1SMB5956BT3
PLASTIC SURFACE MOUNT
ZENER DIODES
3 WATTS
3.3–200 VOLTS