Functional Diagram

Functional Diagram

Littelfuse Inc.United States

SMAJ8.5A

ActiveTVS DiodesDO-214AC

TVS DIODE 8.5VWM 14.4VC DO214AC

Littelfuse SMAJ8.5A unidirectional TVS diode in DO-214AC package, 400W peak pulse power, 8.5V reverse stand-off voltage, for transient voltage suppression.Checked against the datasheet

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Technical parameters

Key specs

Reverse standoff voltage8.5 V
Breakdown voltage9.44 ~ 10.4 VIT = 1 mA
Clamping voltage14.4 VMax · IPP = 27.8 A
Peak pulse power400 WTA=25°C
PolarityUnidirectional

Datasheet-verified parameters

23 items
ParameterValue and test conditionsSource
Reverse Stand off Voltage8.5 V
Breakdown VoltageMin 9.44 V, Max 10.40 V @ IT = 1 mA
Maximum Clamping Voltage14.4 V @ IPP = 27.8 A
Peak Pulse Power Dissipation400 W @ TA=25°C, 10/1000µs waveform (Single Die Parts)
PolarityUni-directional
PackageDO-214AC (SMA)
Operating Temperature Range-65 to 150 °C
RoHS CompliantCompliant
Halogen FreeYes
Maximum Peak Pulse Current27.8 A
Maximum Reverse Leakage20 μA @ VR = 8.5 V
Test Current1 mA
Storage Temperature Range-65 to 175 °C
Typical Thermal Resistance Junction to Lead30 °C/W
Typical Thermal Resistance Junction to Ambient120 °C/W
Peak Forward Surge Current60 A, 8.3ms Single Half Sine Wave
Maximum Instantaneous Forward Voltage3.5 V @ 25A (Single die parts)
Power Dissipation on Infinite Heat Sink3.3 W @ TL = 50°C
MSL LevelLevel 1, per J-STD-020
ESD ProtectionIEC-61000-4-2 ESD 30kV(Air), 30kV (Contact)
Response TimeTypically less than 1.0ps from 0 Volts to VBR min
Weight0.002 ounce, 0.061 gram
Terminal FinishMatte Tin-plated leads
All parameters (18)ExpandCollapse
Power
Current - Peak Pulse (10/1000µs)27.8A
Power Line ProtectionNo
Power - Peak Pulse400W
Unidirectional Channels1
Voltage - Breakdown (Min)9.44V
Voltage - Clamping (Max) @ Ipp14.4V
Voltage - Reverse Standoff (Typ)8.5V
AC and DC characteristics
Capacitance @ Frequency-
Environment and package
Mounting TypeSurface Mount
Operating Temperature-65°C ~ 150°C (TJ)
PackageTape & Reel (TR) Cut Tape (CT) Digi-Reel®
Package / CaseDO-214AC, SMA
Supplier Device PackageDO-214AC (SMA)
Other
ApplicationsGeneral Purpose
MfrLittelfuse Inc.
Product StatusActive
SeriesSMAJ
TypeZener

Pinout and package

Functional Diagram
Functional Diagram
Package: DO-214AC (SMA)
PinNameFunctionSource
1Anode
2Cathode

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DatasheetDatasheet · 1015.6 KB · 2026-10-27
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