STMicroelectronics · DC-DC converter

L5989D

STMicroelectronics DC-DC converter · HTSSOP-16-EP

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The L5989D is a DC-DC converter from STMicroelectronics, supplied in a HTSSOP-16-EP package. It is listed in our DC-DC Converters catalog (Power Management).

Key specifications of the L5989D: frequency - switching 1MHz, output current 4A, output voltage 600mV~18V, quiescent current 3mA, operating temperature -40°C~+150°C@(TJ) and function Step-down type.

PartnerSemi sources the L5989D for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.

Specifications

Manufacturer part numberL5989D
ManufacturerSTMicroelectronics
Product typeDC-DC converter
CategoryDC-DC Converters
Package / caseHTSSOP-16-EP
Frequency - Switching1MHz
FunctionStep-down type
Number of Outputs1
Operating Temperature-40°C~+150°C@(TJ)
Output Current4A
Output TypeAdjustable
Output Voltage600mV~18V
Quiescent Current3mA
Switch tube (built-in/external)Built-in
Synchronous RectifierYes
TopologyBuck
Voltage - Supply2.9V~18V

Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.

More STMicroelectronics DC-DC Converters

Part numberTypePackageKey specs
L5986A DC-DC Converters HSOP-8-EP 1MHz2.5A
L5987 DC-DC converter
L5987A DC-DC Converters HSOP-8-EP 1MHz3A
L5987TR DC-DC Converters VFQFPN-8(3x3) 250kHz~1MHz3A
L5991 DC-DC converter
L6726ATR DC-DC Converters SO-8 270kHz800mV~19V
L6728DTR DC-DC Converters DFN-10(3x3) 300kHz30A
L6728TR DC-DC Converters DFN-10(3x3) 300kHz5V~12V

Frequently asked questions

What is the L5989D?

The L5989D is a DC-DC converter from STMicroelectronics, supplied in a HTSSOP-16-EP package. It is listed in our DC-DC Converters catalog (Power Management).

What are the specifications of the L5989D?

Frequency - Switching: 1MHz; Function: Step-down type; Number of Outputs: 1; Operating Temperature: -40°C~+150°C@(TJ); Output Current: 4A; Output Type: Adjustable; Output Voltage: 600mV~18V; Quiescent Current: 3mA; Switch tube (built-in/external): Built-in; Synchronous Rectifier: Yes; Topology: Buck; Voltage - Supply: 2.9V~18V.

What package is the L5989D in?

The L5989D is listed in a HTSSOP-16-EP package.

Which part numbers are similar to the L5989D?

Similar part numbers in our catalog include L5986A (STMicroelectronics), L5987 (STMicroelectronics), L5987A (STMicroelectronics), L5987TR (STMicroelectronics), L5991 (STMicroelectronics) and L6726ATR (STMicroelectronics). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the L5989D?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=L5989D&brand=STMicroelectronics or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.