TPS54427DDA Semiconductors - ICs by Texas Instruments

BUCK SYNC ADJ 4A 8SOP

Status: Unknown
Series: -
RoHS: Unknown
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The TPS54427 is an adaptive on-time D-CAP2™ mode synchronous buck converter. The TPS54427 enables system designers to complete the suite of various end equipment’s power bus regulators with a cost effective, low component count, low standby current solution. The main control loop for the TPS54427 uses the DCAP2™ mode control which provides a fast transient response with no external compensation components. The TPS54427 also has a proprietary circuit that enables the device to adopt to both low equivalent series resistance (ESR) output capacitors, such as POSCAP or SP-CAP, and ultra-low ESR ceramic capacitors. The device operates from 4.5-V to 18-V VIN input. The output voltage can be programmed between 0.76 V and 7 V. The device also features an adjustable soft start time. The TPS54427 is available in the 8-pin DDA package and 10-pin DRC, and is designed to operate from –40°C to 85°C.

Where to Buy

Prices starting from US$0.59

Distributor Stock
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RS
from US$1.13
No stock
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Texas Instruments
from US$0.59
42,059
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element14
from US$1.64
1,024
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Farnell
from US$1.74
1,024
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Chip One Stop
from US$0.75
300
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Newark Electronics
from US$1.76
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Specifications

Topology Synchronous Buck (Step Down)
Input Voltage Min 4.5V
Input Voltage Max 18V
No. of Outputs 1Outputs
DC / DC Converter IC Case SO PowerPAD
No. of Pins 8Pins
Output Current 4A
Output Voltage Min 760mV
Output Voltage Max 7V
Switching Frequency 650kHz
Operating Temperature Max 85°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant Yes
MSL MSL 2 - 1 year
SVHC No SVHC (27-Jun-2018)
Operating Temperature Min -40°C
Operating Temperature Range -40°C to +85°C
Output Voltage 7V
Primary Input Voltage 18V

Alternative Descriptions

4.5V to 18V Input, 4-A Synchronous Step-Down Converter | Texas Instruments
BUCK, SYNC, ADJ, 4A, 8SOP | element14
DC-DC Converter Step Down 4.5V to 18V | RS
Buck, Sync, Adj, 4A, 8Sop | Newark Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a TPS54427DDA?

Additional datasheets, footprints and schematics for TPS54427DDA are listed on our Part Details page. You can also find images and similar parts to TPS54427DDA on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for TPS54427DDA on our Product Comparison page. Access via the 'View Pricing & Stock' button to view TPS54427DDA price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does TPS54427DDA fall under?

The TPS54427DDA is listed under Electronic & Electrical Components > Semiconductors - ICs > Power Management.

Can I view similar or alternative parts?

You can view similar parts to TPS54427DDA when available in the Power Management range under the specifications section at the bottom of the details page.

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Is the TPS54427DDA RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for TPS54427DDA have stock available?

Authorised distributors including Texas Instruments, element14, Farnell, Chip One Stop and RS have stock available or on a lead time for TPS54427DDA.

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