ET542085Y1B

$0.12

Description：0.85V 400MA
Series：*
Mfr：ETEK MICROELECTRONICS
Package：Tape & Reel (TR)

SKU:89766bc1787f Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: ETEK MICROELECTRONICS

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

ET542085Y1B is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists ETEK MICROELECTRONICS. Its product description is 0.85V 400MA. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for ET542085Y1B

Description：0.85V 400MA
Series：*
Mfr：ETEK MICROELECTRONICS
Package：Tape & Reel (TR)
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：-
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：0.85V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.65V @ 400mA (Typ)
Current - Output：400mA
Current - Quiescent (Iq)：-
Current - Supply (Max)：-
PSRR：65dB (1kHz)
Control Features：Enable
Protection Features：Over Current, Over Temperature
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：-
Package / Case：-
Supplier Device Package：4-DFN (1x1)
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for ET542085Y1B

ET542085Y1B

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The ET542085Y1B is a linear voltage regulator IC manufactured by ETEK Microelectronics. It provides a positive fixed output voltage of 0.85V with a maximum load current capability of 400mA. The device is housed in a compact 4-DFN (1x1) package, designed for space-constrained applications requiring stable low-voltage power regulation.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Provides a fixed positive output voltage of 0.85V
Supports up to 400mA load current
Utilizes a compact 4-DFN (1x1) package

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Low-voltage digital circuit power supply
Portable electronic devices
Embedded systems requiring stable 0.85V rail

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the exact datasheet specifications from ETEK Microelectronics before integration. Confirm that the 0.85V output and 400mA current rating align with your system requirements. Ensure the 4-DFN (1x1) package footprint matches your PCB layout design. Check for any specific thermal or electrical constraints defined in the official documentation.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a precise 0.85V fixed output is required. The 400mA current capacity suits moderate load applications. The small 4-DFN package is ideal for miniaturized designs. Compare against other LDOs if variable output or higher current is needed.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to ETEK Microelectronics' linear voltage regulator series. The company specializes in analog integrated circuits for mobile and portable electronics. This specific model offers a fixed low-voltage output, distinguishing it from adjustable regulators within their portfolio.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Check for direct pin-compatible substitutes with identical 0.85V output and 400mA rating. Verify package compatibility for the 4-DFN (1x1) form factor. Ensure thermal performance meets system needs.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.