Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SOT23 (Type DN)

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FMMT411Q

NPN LOW VOLTAGE AVALANCHE TRANSISTOR IN SOT23

Datasheet

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Description

The FMMT411Q is a silicon planar bipolar transistor designed for operating in avalanche mode. Tight process control and low inductance packaging combine to produce high-current pulses with fast edges.

Feature(s)

I_USB = 35A typical
BV_CES > 80V
BV_CEO > 15V
Specifically Designed for Low Voltage Avalanche Mode Operation
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
The DIODES^TM FMMT411Q 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)

Laser diode drivers for ranging and measurement (LIDAR)
Fast edge switch generators
High-speed pulse generators

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Automotive
AEC Qualified	Yes
V_{CBO (V)}	80 V
V_CEO, V_{CES (V)}	15 V
I_{CM (A)}	60 A
P_{D (W)}	0.73 W
I_{SA (A)}	35 A
I_SA(@ V_C) (V)	70 V
I_SA(@ C_CE) (pF)	470 pF
h_{FE (min)}	100 Min
f_T Min (MHz)	40 MHz
@ I_{C (mA)}	10 mA

Technical Documents

Recommended Soldering Techniques

TN1.pdf

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