IR3842AM

Highly Efficient Integrated 6A Sync Buck Regulator

Obsolete

Wide Input Voltage Range 1.5V to 21V

Wide Output Voltage Range 0.7V to 0.9*Vin

Continuous 6A Load Capability

Integrated Bootstrap-diode

High Bandwidth E/A for excellent transient performance

Programmable Switching Frequency up to 1.2MHz

Programmable Over Current Protection

PGood output

Hiccup Current Limit

Precision Reference Voltage (0.7V, +/-1%)

Programmable Soft-Start

Enable Input with Voltage Monitoring Capability

Enhanced Pre-Bias Start-up

Seq input for Tracking applications

-40°C to 125°C operating junction temperature

Thermal Protection

Multiple current ratings in pin compatible footprint

5mm x 6mm Power QFN Package, 0.9 mm height

Lead-free, halogen-free and RoHS compliant

Parameter	Value
Base Part Status	Obsolete
Circuit	Single Output
IOUT (A)	6
Input Voltage (V)	1.5 - 21
MSL	2
OCP OTP UVLO Pre-Bias Soft Start and	PGOOD + EN + SEQ
Output Range (V)	0.7 - 0.9*Vin
Package	PQFN / 5 x 6 D
Qual Level	Industrial
Switch Freq (kHz)	250 - 1200
Vout (Max)	19.0
Vout (Min)	0.7
RoHS	Yes
Halogen-Free	No
Digital Home Media	Yes
Technology	POL

Part # IRDC3842A

Part # IR3842AMPBF

Highly Efficient Integrated 6A Sync Buck Regulator

Packaging Options	Part Number	Status	Standard Pack Quantity
An IR3842AM shipped on Tape and Reel	IR3842AMTR1PBF	OBSOLETE	750
An IR3842AM sample quantity	IR3842AMPBF	OBSOLETE	5
An IR3842AM shipped on Tape and Reel	IR3842AMTRPBF	OBSOLETE	4000