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.

Feature(s)

Low Equivalent On-Resistance
Extremely Low Leakage (10µA @30V)
High Current Capability (I_F = 0.52A)
Low V_F, Fast Switching Schottky
ZLLS400 Complements Low Temperature Equivalent ZHCS400
Package Thermally Rated to +150°C
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The ZLLS400Q is suitable for automotive applications requiring specific change control; this part is AEC-Q101 qualified, PPAP capable, and manufactured in IATF16949 certified facilities. https://www.diodes.com/quality/product-definitions/

Application(s)

DC-DC converters
Mobile telecoms
Charging circuits
Motor controls

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
AEC Qualified	Yes
Configuration	Single
MaximumAverageRectifiedCurrent I_O(A)	0.52 A
Peak RepetitiveReverse VoltageV_RRM(V)	40 V
Peak ForwardSurge CurrentI_FSM(A)	2.5 A
Forward VoltageDrop V_F(V)	0.5 V
@ I_F(A)	0.4 A
Maximum ReverseCurrent I_R(µA)	10 µA
@ V_R(V)	30 V
TotalCapacitance C_T(pF)	15 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

ZLLS400Q