MPQ8634BGLE-Z The MPQ8634BGLE-Z is a fully integrated, high-frequency, synchronous buck converter from Monolithic Power Systems. It offers a compact solution for up to 20A output current with excellent load and line regulation.
Mfr Part #:

MPQ8634BGLE-Z

Available from 1 distributors
Mfr Name: Monolithic Power Systems
Monolithic Power Systems
The MPQ8634BGLE-Z is a fully integrated, high-frequency, synchronous buck converter from Monolithic Power Systems. It offers a compact solution for up to 20A output current with excellent load and line regulation.
✓ Total Stock: 6,072 pcs
$ Price Range: $1.08

MPQ8634BGLE-Z 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
6,072 pcs
6072 pcs On Request 1 On Request On Request 1647+ On Request On Request

MPQ8634BGLE-Z Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Halogen Free
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Output Voltage
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

MPQ8634BGLE-Z Description

Short technical summary and product information.

The MPQ8634BGLE-Z is a highly integrated synchronous buck converter designed for high-efficiency power conversion. It supports a wide input voltage range from 2.85V to 16V and can deliver up to 20A of output current. The device features an internally compensated constant-on-time (COT) control mode for fast transient response and loop stabilization.

 

Key electrical specifications include an adjustable output voltage from 0.9V up to 6V, with a selectable switching frequency of 600kHz, 800kHz, or 1000kHz. It also offers programmable current limit and differential output voltage remote sense. Protection features include over-current, over-voltage, under-voltage, and over-temperature protection.

 

The MPQ8634BGLE-Z is available in a compact 21-QFN (3mmx4mm) package, suitable for surface mount applications. Its design minimizes external component count, making it a versatile choice for various point-of-load applications in telecom, networking, and computing systems.

 

Integrated protection features ensure reliable operation, including non-latch OCP, UVP, UVLO, and thermal shutdown. The device also supports output voltage tracking and pre-bias start-up.

MPQ8634BGLE-Z Quick Information

Product Type: DC DC Switching Regulator
Canonical Name: MPQ8634B 16V, 20A, Synchronous, Step-Down Converter
Subcategory: Voltage Regulators

MPQ8634BGLE-Z Compliance

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

MPQ8634BGLE-Z Estimated Pricing

Qty Low High
1+ $1.08 $1.08

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

MPQ8634BGLE-Z Features

  • Delivers a maximum output current of 20A.
  • Operates with input voltage from 2.85V to 16V.
  • Features a switching frequency up to 1.15MHz.
  • Offers a programmable soft-start time of 1.5ms.
  • Functions reliably from -40°C to 125°C.

MPQ8634BGLE-Z Applications

  • Suitable for telecom systems.
  • Used in server power supplies.
  • Ideal for point-of-load applications.
  • Applicable to graphic cards.

MPQ8634BGLE-Z FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the MPQ8634BGLE-Z?

The MPQ8634BGLE-Z has an input voltage range of 2.85V to 16V with an external 3.3V VCC bias, or 4V to 16V with an internal VCC bias or external 3.3V VCC bias.

What is the maximum output current of the MPQ8634BGLE-Z?

The maximum output current of the MPQ8634BGLE-Z is 20A.

What is the maximum output voltage of the MPQ8634BGLE-Z?

The maximum output voltage of the MPQ8634BGLE-Z is 6V.

What is the switching frequency range of the MPQ8634BGLE-Z?

The switching frequency of the MPQ8634BGLE-Z ranges from 480kHz to 1.15MHz.

What is the operating temperature range for the MPQ8634BGLE-Z?

The MPQ8634BGLE-Z operates within a temperature range of -40°C to 125°C.

What is the reference voltage accuracy of the MPQ8634BGLE-Z?

The reference voltage accuracy is 0.5% over a 0°C to +70°C junction temperature range, and 1% over a -40°C to +125°C junction temperature range.

What is the soft-start time for the MPQ8634BGLE-Z?

The programmable soft-start time for the MPQ8634BGLE-Z starts from 1.5ms.

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