MMST4401

NPN, 40V, 0.6A, SOT323

Datasheet

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Feature(s)

Ultra-Small Surface-Mount Package
Epitaxial Planar Die Construction
Ideal for Low-Power Amplification and Switching
Complementary PNP Type: MMST4403
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. "Green" Device (Note 3)
For automotive applications requiring specific change control (i.e. parts qualified to AEC-Q100/101/104/200, PPAP capable, and manufactured in IATF 16949 certified facilities), please contact us or your local Diodes representative. https://www.diodes.com/quality/product-definitions/

Product Specifications

Product Parameters

Category	Small Signal Transistor
Compliance(Only Automotive supports PPAP)	Standard
Polarity	NPN
VCEO, VCES (V)	40
IC (A)	0.6
ICM (A)	-
PD (W)	0.2
hFE (Min)	100
hFE (@ IC) (A)	0.15
h_FE(Min 2)	40
hFE (@ IC2) (A)	0.5
VCE(sat) Max (mV)	400
V_CE(SAT) (@ IC/IB) (A/mA)	0.15/15
VCE(sat) (Max.2) (mV)	750
VCE(sat) (@ IC/IB2) (A/mA)	0.5/50
fT (MHz)	250
RCE(sat) (mΩ)	-

Technical Documents

SPICE Model

MMST4401.spice.txt

MDS Reports

MMBD_MMST-CU-MDS.pdf (37 KB)

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

RoHSFile

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