Mfr Part #:

MIC5209-1.8BM

The Micrel Inc. MIC5209-1.8BM is a 500mA low-noise linear voltage regulator with a fixed 1.8V output. It features a low dropout voltage of 500mV at full load.

✓ Total Stock: 128,023 pcs

$ Price Range: $0.28

MIC5209-1.8BM Available from 2 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Romaks Technologies ✓ Non-Authorised Inventory information	120,533 pcs On Request	120533 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Smaxon Electronics ✓ Non-Authorised Inventory information	7,490 pcs On Request	7490 pcs	On Request	1	On Request	On Request	0534+	On Request	On Request

MIC5209-1.8BM Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Micrel Inc.
Mounting Type	Surface Mount
Operating Temperature	-40°C to +125°C
Output Current	500mA
Output Voltage	1.8V

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MIC5209-1.8BM Description

Short technical summary and product information.

The MIC5209-1.8BM from Micrel Inc. is an efficient linear voltage regulator designed for battery-powered devices. It provides a guaranteed 500mA output current with a low dropout voltage, typically 10mV at light loads and a maximum of 500mV at full load. The regulator offers a tight output voltage accuracy of 1% and features low ground current to help prolong battery life.

Key features include reversed-battery protection, current limiting, and overtemperature shutdown. The MIC5209-1.8BM is available in a thermally efficient SOIC-8 surface-mount package, suitable for space-critical applications. It meets Intel Slot 1 and Slot 2 requirements and is ideal for use in portable electronics, cellular telephones, and SMPS post-regulators.

This regulator is designed for ultra-low-noise performance, making it suitable for sensitive analog circuits. Its robust design includes current and thermal limiting for protection against fault conditions. The device also offers no-load stability.

MIC5209-1.8BM Quick Information

Product Type: Low-Noise LDO Regulator

Series: MIC5209

Canonical Name: MIC5209-1.8BM Low-Noise LDO Regulator

Subcategory: Linear Voltage Regulator

MIC5209-1.8BM Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

MIC5209-1.8BM Estimated Pricing

Qty	Low	High
1+	$0.28	$0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

MIC5209-1.8BM Features

Guaranteed 500mA output current.
Low 500mV maximum dropout voltage.
Extremely tight load and line regulation.
1% output voltage accuracy.
Ultra-low-noise capability.

MIC5209-1.8BM Applications

Ideal for Intel Slot 1 and Slot 2.
Suitable for laptop and palmtop computers.
Used in cellular telephones.
Powers consumer and personal electronics.
SMPS post-regulator applications.

MIC5209-1.8BM FAQs

7 frequently asked questions generated from this part’s specifications.

What is the output voltage of the MIC5209-1.8BM?

The MIC5209-1.8BM provides a fixed output voltage of 1.8V.

What is the output current capability?

It can deliver up to 500mA output current.

What is the dropout voltage?

The maximum dropout voltage is 500mV at full load, with a typical value of 10mV at light load.

What is the operating temperature range?

The device operates over a junction temperature range of -40°C to +125°C.

What package is the MIC5209-1.8BM available in?

It is available in an SOIC-8 surface mount package.

What is the output voltage accuracy?

The output voltage accuracy is within 1%.

Does the regulator have shutdown capability?

Yes, it features a shutdown mode with near-zero shutdown current.