AP3421DNTR-G1 The BCD AP3421DNTR-G1 is a fully integrated dual output voltage regulator. It features two current mode synchronous step-down converters, each rated for up to 1A.
Mfr Part #:

AP3421DNTR-G1

Available from 1 distributors
Mfr Name: BCD
BCD
The BCD AP3421DNTR-G1 is a fully integrated dual output voltage regulator. It features two current mode synchronous step-down converters, each rated for up to 1A.
✓ Total Stock: 4,464 pcs
$ Price Range: $1.93

AP3421DNTR-G1 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
4,464 pcs
4464 pcs On Request 1 On Request On Request 11+ On Request On Request

AP3421DNTR-G1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Mounting Type
Package / Case
Synchronous Rectifier

AP3421DNTR-G1 Description

Short technical summary and product information.

The AP3421DNTR-G1 from BCD Semiconductor Manufacturing Limited is a fully integrated dual output voltage regulator. This device incorporates two current mode, internally compensated synchronous step-down converters, each capable of delivering up to 1A of output current. The converters operate at a fixed 1.3MHz switching frequency under normal load conditions and utilize a pulse skipping mode for light loads.

 

Both outputs are adjustable using external resistors, with VO1 ranging from 1.8V to 3.6V and VO2 ranging from 1.0V to 3.6V. The device includes integrated control and synchronous rectifier switches, eliminating the need for external rectifier diodes. It offers features such as an enable/sleep state, internal soft-start, peak over-current protection, short circuit protection, and thermal shutdown.

 

The AP3421DNTR-G1 is supplied in a compact DFN-3x3-10 package and is designed for surface mounting. Its dual output capability and adjustable voltage make it suitable for various power management applications requiring efficient step-down conversion.

AP3421DNTR-G1 Quick Information

Product Type: Dual Synchronous Step-Down Converter
Canonical Name: AP3421DNTR-G1 Dual Synchronous Step-Down Converter
Subcategory: Step-Down (Buck)

AP3421DNTR-G1 Compliance

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

AP3421DNTR-G1 Estimated Pricing

Qty Low High
1+ $1.93 $1.93

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

AP3421DNTR-G1 Features

  • Dual 1.0A synchronous step-down converters
  • 1.3MHz fixed switching frequency
  • Adjustable output voltage capability
  • Integrated protection features
  • Surface mount DFN-3x3-10 package

AP3421DNTR-G1 Applications

  • Powering dual voltage rails
  • Portable electronic devices
  • Set-top boxes
  • Hard disk drives

AP3421DNTR-G1 FAQs

5 frequently asked questions generated from this part’s specifications.
What are the output voltage ranges for the AP3421DNTR-G1?

The VO1 output voltage ranges from 1.8V to 3.6V, and the VO2 output voltage ranges from 1.0V to 3.6V.

What is the maximum output current for each channel of the AP3421DNTR-G1?

Each output channel (VO1 and VO2) is rated for a maximum output current of 1A.

What is the switching frequency of the AP3421DNTR-G1?

The AP3421DNTR-G1 operates at a fixed switching frequency of 1.3MHz.

What is the operating temperature range for the AP3421DNTR-G1?

The operating temperature range is from -40°C to 85°C.

Does the AP3421DNTR-G1 feature synchronous rectification?

Yes, the AP3421DNTR-G1 includes integrated synchronous rectifier switches.

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