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UC3843ADM The Microsemi Corporation UC3843ADM is a switching controller designed for DC-DC conversion. It operates with an input voltage range of 7.6V to 30V and features a maximum switching frequency of 500kHz.
Mfr Part #:

UC3843ADM

Available from 1 distributors
Mfr Name: Microsemi Corporation
Microsemi Corporation
The Microsemi Corporation UC3843ADM is a switching controller designed for DC-DC conversion. It operates with an input voltage range of 7.6V to 30V and features a maximum switching frequency of 500kHz.
✓ Total Stock: 784 pcs
$ Price Range: $0.78

UC3843ADM Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Speed Components Ltd ✓
Non-Authorised Inventory information
784 pcs
On Request
784 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

UC3843ADM Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Current
Output Phases
Output Type
Supplier Device Package
Synchronous Rectifier
Tape & Reel
Technology
Topology
Voltage
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UC3843ADM Description

Short technical summary and product information.

The UC3843ADM from Microsemi Corporation is a versatile switching controller IC. It is designed for applications requiring efficient DC-DC power conversion, supporting topologies such as Boost, Buck, Flyback, and Forward.

 

This component operates within an input voltage range of 7.6V to 30V, with a nominal input voltage of 15V. It can deliver a maximum output current of 1A and features a maximum switching frequency of up to 500kHz. The control mode is Peak Current, utilizing Pulse Width Modulation for regulation.

 

The UC3843ADM is housed in a standard 8-SOIC package, suitable for surface mount applications. It operates within a commercial temperature range of 0°C to 70°C. The device is RoHS3 compliant and has an MSL rating of 1.

UC3843ADM Quick Information

Product Type: Switching Controller
Canonical Name: UC3843ADM Switching Controller
Subcategory: DC DC Switching Controllers

UC3843ADM Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

UC3843ADM Estimated Pricing

Qty Low High
1+ $0.78 $0.78

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

UC3843ADM Features

  • Switching controller for DC-DC conversion.
  • Input voltage range 7.6V to 30V.
  • Maximum output current of 1A.
  • Switching frequency up to 500kHz.
  • Surface mount 8-SOIC package.

UC3843ADM Applications

  • Suitable for Boost converter designs.
  • Used in Buck converter circuits.
  • Applicable for Flyback converters.
  • Can be used in Forward converters.

UC3843ADM FAQs

5 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the UC3843ADM?

The input voltage range is 8.2V to 30V, with a nominal value of 15V.

What is the maximum output current?

The maximum output current is 1A.

What is the switching frequency?

The maximum switching frequency is 500kHz.

What is the operating temperature range?

The operating temperature range is 0°C to 70°C.

What package does the UC3843ADM come in?

It comes in an 8-SOIC surface mount package.

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