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AS3844D813

The Silicon Labs AS3844D813 is a current-mode switching controller designed for power supply applications. It offers a maximum switching frequency of 500kHz and a precise 1.0% reference voltage tolerance.

✓ Total Stock: 1,000 pcs

$ Price Range: $0.78

AS3844D813 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Bristol Electronics ✓ Non-Authorised Inventory information	1,000 pcs On Request	1000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

AS3844D813 Specifications Quick View

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Category	New Products
Manufacturer Name	Silicon Labs

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AS3844D813 Description

Short technical summary and product information.

The AS3844D813 from Silicon Labs is a current-mode switching controller, part of the AS384x family. These devices are designed as pin-for-pin replacements for the industry-standard UC3842 series, offering improved tolerances for power supply manufacturing.

Key electrical characteristics include a maximum switching frequency of 500kHz and a 2.5V reference voltage trimmed to a 1.0% tolerance. The oscillator discharge current is also trimmed to ensure guaranteed performance.

This controller is housed in a PDSO8 package, suitable for surface mounting. The AS384x family provides enhanced precision in power supply designs, making them a reliable choice for various applications requiring stable voltage regulation.

AS3844D813 Quick Information

Product Type: Switching Controller

Canonical Name: AS3844D813 Current-mode Switching Controller

Subcategory: DC-DC Switching Controllers

AS3844D813 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

AS3844D813 Estimated Pricing

Qty	Low	High
1+	$0.78	$0.78

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

AS3844D813 Features

Current-mode control for fast transient response.
Maximum switching frequency of 500 kHz.
Precision 2.5V reference with 1% tolerance.
Available in PDSO8 surface-mount package.
RoHS3 compliant and MSL 1 rated.

AS3844D813 Applications

Ideal for DC-DC converter power supplies.
Used in isolated and non-isolated designs.
Suitable for battery charging circuits.
Applicable in telecom and industrial power.

AS3844D813 FAQs

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

What is the maximum switching frequency of the AS3844D813?

The maximum switching frequency is 500 kHz.

What is the reference voltage tolerance for the AS3844D813?

The reference voltage has a tolerance of 1.0%.

What type of switching controller is the AS3844D813?

It is a current-mode switching controller.

What package is the AS3844D813 supplied in?

The AS3844D813 is supplied in a PDSO8 package.