Home • Products • Discrete Semiconductor Products • Transistors - Bipolar (BJT) - Single • MMBTA44
MMBTA44
Purchase Protection

We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-09-20. Confirm live availability and unit price via RFQ before placing a PO.

MMBTA44

TRANS NPN 400V 0.2A SOT23
YANGJIE · Transistors - Bipolar (BJT) - Single · BOM Matching
Mfr. Part Number
MMBTA44
Manufacturer
YANGJIE
Package / Case
TO-236-3, SC-59, SOT-23-3
Datasheet
Datasheet
Description
TRANS NPN 400V 0.2A SOT23
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
sample
Free Sample
MMBTA44
YANGJIE
Request a free sample for evaluation. We will contact you shortly.
* Mandatory Fields
*Quantity:
*Contact Name
Contact Name is required
Company Name
*Email
Email is required
Phone
*Country
Country is required
Your Question
Cancel
SUBMIT
In Stock7,586
Unit
Price
$0.21
Buy Now
Buy at reference price · Secure checkout
Get Quote
No payment required · Reply within 24h
Reference Price
QuantityPrice
1$ 0.2100
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-20 · Valid as reference until 2026-09-27 · Request RFQ for live stock.
Need a better price?
Open Quick RFQ for this part

Specification Summary

Package / Case
TO-236-3, SC-59, SOT-23-3
Supplier Device Package
SOT-23
Voltage - Collector Emitter Breakdown (Max)
400 V
Current - Collector (Ic) (Max)
200 mA
Current - Collector Cutoff (Max)
100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce
50 @ 10mA, 10V
Operating Temperature
150°C (TJ)
Mounting Type
Surface Mount
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-09-20. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Mounting Type
Surface Mount
Operating Temperature
150°C (TJ)
Current - Collector Cutoff (Max)
100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce
50 @ 10mA, 10V
Frequency - Transition
-
Transistor Type
NPN
Vce Saturation (Max) @ Ib, Ic
500mV @ 1mA, 10mA
Current - Collector (Ic) (Max)
200 mA
Power - Max
350 mW
Supplier Device Package
SOT-23
Voltage - Collector Emitter Breakdown (Max)
400 V
Package / Case
TO-236-3, SC-59, SOT-23-3
TRANS NPN 400V 0.2A SOT23
Brand Introduction

Yangzhou Yangjie Electronic Technology Co., Ltd is one of the few outstanding IDM manufacturers in China which integrates discrete semiconductor chip design and production, semiconductor component assembly and test as well as market sales & services. We have a wide range of product lines including discrete semiconductor chips, diodes, bridge rectifiers, small signal, mosfets, power modules and SiC etc. This enables us to offer total product solution to our customers. Our products are widely used in power supply, home appliance, LED lighting, security, telecommunication, consumer electronics, green energy, industrial and automatic control, automotive electronics and other fields.

Evaluation ( 0 )
Write Your Review
Email is required
SUBMIT
Content is required

Related Parts

Same category / brand alternatives buyers often compare.
2SC2412-R
2SC2412-R
YANGJIE
SOT-23 NPN 0.2W 0.15A 60V Transi
 2SA1037-R
2SA1037-R
YANGJIE
SOT-23 PNP 0.2W -0.15A -60V Tran
 2SA812-M6
2SA812-M6
YANGJIE
SOT-23 PNP 0.2W -0.1A -60V Trans
 MMBT5551
MMBT5551
YANGJIE
TRANS NPN 160V 0.6A SOT23
 SS8550-H
SS8550-H
YANGJIE
TRANS PNP 25V 1.5A SOT23
 MMBT4401
MMBT4401
YANGJIE
TRANS NPN 40V 0.6A SOT23
 MMBT5401
MMBT5401
YANGJIE
TRANS PNP 160V 0.6A SOT23
 DDTA123YCA
DDTA123YCA
YANGJIE
SOT-23 PNP 0.2W -0.5A Transisto

Buying FAQ — MMBTA44

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy MMBTA44 from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes MMBTA44. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

Explore by Brand, Category & Application

YANGJIE catalog Transistors - Bipolar (BJT) - Single Industrial Control Automotive Electronics Communications BOM Matching Authenticity Check Lead Time & Shipping Procurement FAQ