EXCELLENT CLAMPING CAPABILITY, HIGH RELIABILITY, LOW IMPEDANCE
Breakdown Voltage-Max:
31.9 V
Breakdown Voltage-Min:
28.9 V
Breakdown Voltage-Nom:
30.4 V
Clamping Voltage-Max:
42.1 V
Configuration:
SINGLE, 1 CHANNEL
Diode Element Material:
SILICON
Diode Type:
TRANS VOLTAGE SUPPRESSOR DIODE
Forward Voltage-Max (VF):
3.5 V
JEDEC-95 Code:
DO-214AA
JESD-30 Code:
R-PDSO-C2
JESD-609 Code:
e0
Moisture Sensitivity Level:
1
Non-rep Peak Rev Power Dis-Max:
600 W
Number of Elements:
1
Number of Terminals:
2
Operating Temperature-Max:
150 °C
Operating Temperature-Min:
-65 °C
Package Body Material:
PLASTIC/EPOXY
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Peak Reflow Temperature (Cel):
235
Polarity:
UNIDIRECTIONAL
Power Dissipation-Max:
0.55 W
Qualification Status:
Not Qualified
Reference Standard:
UL RECOGNIZED
Rep Pk Reverse Voltage-Max:
26 V
Reverse Current-Max:
5 µA
Reverse Test Voltage:
26 V
Surface Mount:
YES
Technology:
ZENER
Terminal Finish:
TIN LEAD
Terminal Form:
C BEND
Terminal Position:
DUAL
1SMB26AT3 Frequently Asked Questions (FAQs)
The maximum operating temperature range for the 1SMB26AT3 is -55°C to 150°C, as specified in the datasheet. However, it's recommended to derate the device's power dissipation at higher temperatures to ensure reliable operation.
To ensure proper biasing, connect the anode (A) to a stable voltage source, and the cathode (K) to a low-impedance ground. The recommended bias voltage is between 3.5V and 26V, with a maximum current rating of 1A.
For optimal thermal management, use a PCB with a thermal pad and a heat sink. Ensure good thermal conductivity by using a thermal interface material (TIM) between the device and the heat sink. Keep the PCB layout compact and avoid thermal vias under the device to minimize thermal resistance.
The 1SMB26AT3 has an internal ESD protection diode, but it's still recommended to follow proper ESD handling procedures when handling the device. Use an ESD wrist strap, mat, or workstation, and avoid touching the device's pins or leads.
The 1SMB26AT3 is manufactured by onsemi, which adheres to industry-standard quality and reliability standards, including AEC-Q101 and ISO/TS 16949. The device is also RoHS and REACH compliant.
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1SMB26AT3 Overview
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