Diodes Incorporated — Analog and discrete power solutions
SOT363

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details. SOT363

Back to MMDT3946

MMDT3946

Complementary, 40V, 0.2 A, SOT363

Contact Sales

Log in or register to manage email notifications about changes to datasheets or PCNs for this part.

Feature(s)

  • Complementary Pair: One 3904-Type NPN

                                             One 3906-Type PNP

  • Ultra-Small Surface-Mount Package
  • Epitaxial Planar Die Construction
  • Ideal for Low Power Amplification and Switching
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. "Green" Device (Note 3)
  • An automotive-compliant part is available under separate datasheet (MMDT3946Q)

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)

Standard

Category

Small Signal Transistor

Polarity

NPN + PNP

VCEO, VCES (V)

40

IC (A)

0.2

ICM (A)

-

PD (W)

0.2

hFE (Min)

100

hFE (@ IC) (A)

0.01

hFE(Min 2)

30

hFE (@ IC2) (A)

0.1

VCE(sat) Max (mV)

200. 250

VCE(SAT) (@ IC/IB) (A/mA)

0.01/1

VCE(sat) (Max.2) (mV)

300, 400

VCE(sat) (@ IC/IB2) (A/mA)

0.05/5

fT (MHz)

300

Related Content

Packages

Technical Documents

SPICE Model

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

Purchase & Availability

Something went wrong with your request. Please try again later. If this problem continues, please contact Diodes support for assistance.

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-2461 2020-05-08 2021-04-05 Phenitec Wafer Manufacturing Site Change, Additional Wafer Sources, Wafer Diameter Change, Additional Assembly and Test Site