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TCR3UM28A,LF
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Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.

TCR3UM28A,LF

IC REG LINEAR 2.8V 300MA 4DFN
TAEC Product (Toshiba Electronic Devices and Storage Corporation) · Voltage Regulators - Linear · BOM Matching
Mfr. Part Number
TCR3UM28A,LF
Manufacturer
TAEC Product (Toshiba Electronic Devices and Storage Corporation)
Package / Case
4-UDFN Exposed Pad
Datasheet
Datasheet
Description
IC REG LINEAR 2.8V 300MA 4DFN
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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TCR3UM28A,LF
TAEC Product (Toshiba Electronic Devices and Storage Corporation)
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In Stock8,290
Unit
Price
$0.45
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Reference Price
QuantityPrice
1$ 0.4500
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-19 · Valid as reference until 2026-09-26 · Request RFQ for live stock.
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Specification Summary

Package / Case
4-UDFN Exposed Pad
Supplier Device Package
4-DFN (1x1)
Voltage - Input (Max)
5.5V
Voltage - Output (Min/Fixed)
2.8V
Voltage Dropout (Max)
0.327V @ 300mA
Current - Output
300mA
Current - Quiescent (Iq)
680 nA
Operating Temperature
-40°C ~ 85°C
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 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Number of Regulators
1
Voltage Dropout (Max)
0.327V @ 300mA
Current - Quiescent (Iq)
680 nA
Current - Supply (Max)
-
PSRR
70dB (1kHz)
Protection Features
Over Current, Over Temperature
Control Features
Current Limit, Enable
Current - Output
300mA
Output Configuration
Positive
Voltage - Input (Max)
5.5V
Voltage - Output (Max)
-
Voltage - Output (Min/Fixed)
2.8V
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Output Type
Fixed
Package / Case
4-UDFN Exposed Pad
Supplier Device Package
4-DFN (1x1)
IC REG LINEAR 2.8V 300MA 4DFN
Brand Introduction

Toshiba Electronic Devices and Storage Corporation offers a broad range of enabling technology solutions that allow OEMs, ODMs, CMs and fabless chip companies to develop advanced integrated products for the computing, networking, communications, digital consumer, automotive and other markets.

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Buying FAQ — TCR3UM28A,LF

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

How do I buy TCR3UM28A,LF from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes TCR3UM28A,LF. 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

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