Description

This compact SOD323 packaged Schottky diode offers users an excellent performance combination comprising high-current operation, extremely low-leakage and low-forward voltage ensuring suitability for applications requiring efficient operation at higher temperatures (above +85°C) see Operational Efficiency Chart on page 3. It is qualified by AEC-Q101, supported by a PPAP and is ideal for use in: DC-DC converters, mobile telecoms, blocking diodes, and reverse polarity protections.

Feature(s)

High-Current Capability (I_F = 0.40A)
Miniature Surface-Mount Package
Low V_F, Fast Switching Schottky
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The ZHCS400Q is suitable for automotive applications requiring specific change control; this part is AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities. https://www.diodes.com/quality/product-definitions/

Application(s)

DC-DC converters
Mobile telecoms
Blocking diodes
Reverse polarity protections

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
AEC Qualified	Yes
Configuration	Single
Power Rating(mW)	250 mW
Peak RepetitiveReverse VoltageV_RRM(V)	40 V
Forward Continuous Current I_FM(mA)	400 mA
Forward VoltageDrop V_F(V)	0.5
@ I_F(mA)	400 mA
Maximum ReverseCurrent I_R(µA)	40 µA
@ V_R(V)	30 V
Capacitance C_TOT Typ (pF)	20 pF

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Purchase & Availability

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
PCN-2671	2024-02-20	2024-05-20	Part Marking Change

ZHCS400Q