IR3853MTRPBF - Infineon

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

IR3853MTRPBF
Manufacturer

Infineon
ChipWorker Part#

CW34962658
Category

DC to DC Converter
Package

QFN-17
Description

Conv DC-DC 1.5V to 21V Step Down Single-Out 0.7V to 18.9V 4A 16Pin Power QFN EP T/R
Documentation

Datasheet

IR3853MTRPBF Global Supplier

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IR3853MTRPBF Specifications

Attribute	Attribute Value

Part Number	IR3853MTRPBF
Manufacturer	Infineon
ChipWorker Part#	CW34962658
Category	DC to DC Converter
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	17 Pin
Case/Package	QFN-17
Number of Outputs	1 Output
Output Voltage	0.7V ~ 18.9V
Output Current	4 A
Number of Positions	17 Position
Part Family	IR3853M
Switching Frequency	225kHz ~ 1.65MHz
Input Voltage (Max)	21 V
Input Voltage (Min)	1.5 V
Output Voltage (Max)	18.9 V
Output Voltage (Min)	0.7 V
Output Current (Max)	4 A
Operating Temperature (Max)	125 ℃
Operating Temperature (Min)	-40 ℃
Operating Voltage (Max)	16.0 V
Input Voltage	21 V
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Operating Temperature	-40℃ ~ 125℃ (TJ)
Product Lifecycle Status	Active
Packaging	Tape & Reel (TR)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free

Product Description

The IR3853MTRPBF is a SupIRBuck® easy-to-use fully-integrated and highly efficient DC/DC synchronous Buck Regulator for us e with embedded telecom systems. IR3853 is a versatile regulator which offers programmability of startup time, switching frequency and current limit while operating in wide input and output voltage range. The switching frequency is programmable from 250kHz to 1.5MHz for an optimum solution. It also features important protection functions, such as pre-bias startup, hiccup current limit, overvoltage and thermal shutdown to give required system level security in the event of fault conditions.
Integrated bootstrap-diode
High bandwidth E/A for excellent transient performance
Programmable overcurrent protection
Dedicated input for output voltage monitoring
Hiccup current limit
Programmable soft-start
Enable input with voltage monitoring capability
Enhanced pre-bias startup
Sequence input for tracking applications
External synchronization
Greater than 95% maximum efficiency
Precision reference voltage (0.7V, ±1%)

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Ordering Information

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- Carefully tested and packaged by ChipWorker
- Vacuum packed
- Anti-static packaging
- Anti-vibration foam
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- Electrical testing
- Surface testing

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