SMB5342 THRU SMB5388
5 W SURFACE MOUNT SILICON ZENER DIODES
SMB / DO-214AA
Features
• Zener impedance at low current is small
• High reliability
4.4±0.15
Mechanical Data
• Case: SMB (DO-214AA) molded plastic
• Epoxy: UL 94V-0 rate flame retardant
• Terminals: Solder plated solderable per MIL-STD-750
method 2025
1.1±0.3
0.22±0.07
5.2±0.15
• Polarity: color band denotes cathode end
• Mounting position: Any
Dimensions in millimeters
Maximum Ratings and Electrical Characteristics
O
Ratings at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or
inductive load. For capacitive load, derate current by 20%.
Parameter
Symbol
Ptot
Value
5 1)
Unit
W
Power Dissipation
O
Thermal Resistance Junction to Ambient
Maximum Forward Voltage at IF = 1 A
Operating Temperature Range
RθJA
VF
20
C/W
1.2
V
O
C
Tj
- 50 to + 150
O
C
Storage Temperature Range
TS
- 50 to + 175
1) Thermal resistance from junction to terminal mounted on 5 X 5 mm copper pad area.
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 07/11/2007 FD