Description

This new generation TVS is designed for transient overvoltage protection. The combination of small size and high ESD surge capability makes it ideal for use in: power management, automotive, and battery contacts.

Feature(s)

400W Peak Pulse Power Dissipation (10µs ×1000µs Waveform)
5V to 200V Standoff Voltages
Provides ESD Protection per IEC61000-4-2 Standard: Air ±30kV, Contact ±30kV
Excellent Clamping Capability
Fast Response Time: Typically Less Than 1.0ns for Uni-Direction, Less Than 5.0ns for Bi-Direction, Form 0 Volts to BV Min.
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The SMF4L3.3AQ - SMF4L200(C)AQ are suitable for automotive applications requiring specific change control; these parts are AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. https://www.diodes.com/quality/product-definitions/

Application(s)

Power management
Automotive
Battery contacts

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
AEC Qualified	Yes
Configuration	Single (Unidirectional)
Breakdown VoltageV_BR Min(V)	22.2 V
Reverse Standoff Voltage V_RWM_(V)	20 V
VESD IEC61000-4-2 Contact Discharge(kV)	±30 kV
Channel Input CapacitanceC_T Typ (pF)	600 pF
Maximum Clamping Voltage @ Max Peak Pulse Current V_C _(V)	32.4 V
Typ Reverse Leakage Current I_R @ V_{RWM Max}_(µA)	0.5 µA

Technical Documents

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

RoHSFile

Purchase & Availability

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Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2770	2025-10-30	2025-10-30	Add Fab Site Code, Country of Diffusion (COD) and Assembly Site Origin (ASO) on Product and Shipping Labels for all Diodes Products

SMF4L20AQ