Description

40V NPN LOW SATURATION TRANSISTOR IN U-DFN2020-3

Feature(s)

BVCEO > 40V
hFE Specified up to 3A for High Current Gain Hold Up
Low Profile 0.6mm High Package for Thin Applications
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-Q100/101/200, PPAP
capable, and manufactured in IATF 16949 certified facilities), please refer to the related automotive grade (Q-suffix) part. A listing can be found at https://www.diodes.com/products/automotive/automotiveproducts/.
This part is qualified to JEDEC standards (as references in AEC-Q) for High Reliability. https://www.diodes.com/quality/product-definitions/

Application(s)

DC-DC Converters
Charging Circuits
Motor Control
Power Switches

Specifications & Technical Documents

Product Parameters

Compliance (Only Automotive Supports PPAP)	Standard
Category	Low Saturation Transistor
Polarity	NPN
RCE(sat) (mΩ)	-
VCEO, VCES (V)	40
IC (A)	5
ICM (A)	7
PD (W)	1.25
hFE (Min)	200
hFE (@ IC) (A)	0.5
h_FE(Min 2)	180
hFE (@ IC2) (A)	3
VCE(sat) Max (mV)	145
V_CE(SAT) (@ IC/IB) (A/mA)	1/10
VCE(sat) (Max.2) (mV)	275
VCE(sat) (@ IC/IB2) (A/mA)	4/400
fT (MHz)	150

Technical Documents

Recommended Soldering Techniques

TN1.pdf

RoHS CofC

RoHSFile

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
PCN-2495	2021-03-31	2021-07-01	Qualification of Additional Assembly & Test Sites and Additional Wafer Back Grinding and Back Metal Process Source for Select Discrete Products

DXTN5840CFDB