BD9D320EFJ
4.5-18V 3.0A 1ch Synchronous Buck Converter

BD9D320EFJ is a synchronous buck switching regulator with built-in low on-resistance power MOSFETs. It is capable of providing current of up to 3A. External phase compensation circuit is not necessary for it is a constant on-time control DC/DC converter with high speed response.

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* This is a standard-grade product.
For Automotive usage, please contact Sales.

Product Detail

 
Part Number | BD9D320EFJ-E2
Status | Recommended
Package | HTSOP-J8
Packing Type | Taping
Unit Quantity | 2500
Minimum Package Quantity | 2500
RoHS | Yes
Product Longevity Program | 10 Years

Specifications:

ch

1

Integrated FET / Controller

Integrated FET

Topology

Buck

Synchronous / Nonsynchronous

Synchronous

Vin1(Min.)[V]

4.5

Vin1(Max.)[V]

18

Vout1(Min.)[V]

0.765

Vout1(Max.)[V]

7

Iout1(Max.)[A]

3

SW frequency(Max.)[MHz]

0.7

Light Load mode

No

EN

Yes

PGOOD

No

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

85

Package Size [mm]

4.9x6 (t=1)

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Features:

 Synchronous Single DC/DC Converter
 Constant On-time Control
 Over Current Protection
 Short Circuit Protection
 Thermal Shutdown Protection
 Under Voltage Lockout Protection
 Adjustable Soft Start
 HTSOP-J8 Package (Backside Heat Dissipation)

Reference Design / Application Evaluation Kit

 
    • Evaluation Board - BD9D320EFJ-EVK-001
    • BD9D320EFJ-EVK-001 Evaluation board delivers an output 3.3 volts from an input 5.08 to 18 volts using BD9D320EFJ, a synchronous rectification step-down DC/DC converter integrated circuit, with output current rating of maximum 3A. It offers high efficiency in all load ranges by equipping the efficiency improvement function in light-load.

  • User's Guide Layout (CAD Data)
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