IR3843AMTR1PBF International Rectifier, IR3843AMTR1PBF Datasheet - Page 33
![IC REG SYNC BUCK 3A 15-QFN](/photos/7/56/75611/15-powervqfn_sml.jpg)
IR3843AMTR1PBF
Manufacturer Part Number
IR3843AMTR1PBF
Description
IC REG SYNC BUCK 3A 15-QFN
Manufacturer
International Rectifier
Series
SupIRBuck™r
Type
Step-Down (Buck)r
Datasheet
1.IR3843AMTR1PBF.pdf
(33 pages)
Specifications of IR3843AMTR1PBF
Internal Switch(s)
Yes
Synchronous Rectifier
Yes
Number Of Outputs
1
Voltage - Output
0.7 ~ 18.9 V
Current - Output
3A
Frequency - Switching
225kHz ~ 1.32MHz
Voltage - Input
1.5 ~ 21 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
15-PowerVQFN
Power - Output
682mW
Part Status
Active
Package
PQFN / 5 x 6
Circuit
Single Output
Iout (a)
3
Switch Freq (khz)
250 - 1200
Input Range (v)
1.5 - 21
Output Range (v)
0.7 - 0.9*Vin
Ocp Otp Uvlo Pre-bias Soft Start And
PGOOD + EN + SEQ
Digital Home Media
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
IR3843AMTR1PBFTR
PD-97509
IR3843AMPbF
BOTTOM VIEW
IR WORLD HEADQUARTERS:
233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105
TAC Fax: (310) 252-7903
This product has been designed and qualified for the Consumer market
Visit us at www.irf.com for sales contact information
Data and specifications subject to change without notice. 09/09
33
Rev 13.0