IR3871MTR1PBF International Rectifier, IR3871MTR1PBF Datasheet - Page 2

• Manufacturer Part Number: IR3871MTR1PBF
• Description: IC REG SYNC BUCK 8A 17-QFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3871MTR1PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.5 ~ 5 V
• Current - Output: 8A
• Frequency - Switching: Adj to 1MHz
• Voltage - Input: 3 ~ 26 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 17-PowerVQFN
• Part Status: Active
• Package: PQFN / 5 x 6
• Circuit: Single Output
• Iout (a): 8
• Switch Freq (khz): 0 - 1000
• Input Range (v): 3.0 - 26
• Output Range (v): 0.5 - 12
• Ocp Otp Uvlo Pre-bias Soft Start And: Constant On-Time + OVP no OTP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: IR3871MTR1PBFTR

ABSOLUTE MAXIMUM RATINGS
(Voltages referenced to GND unless otherwise specified)
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PACKAGE INFORMATION
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the
5mm x 6mm POWER QFN
VIN. FF …………………………………………..……. -0.3V to 30V
VCC, PGood, EN ………………….…....….…..….… -0.3V to 8.0V
Boot ……………………………………..……..…...…. -0.3V to 40V
PHASE ……………………………………………....... -0.3V to 30V(DC), -5V(100ns)
Boot to PHASE …..………………………………..….. -0.3V to 8V
ISET …………………………………………..….……. -0.3V to 30V
PGND to GND ……………...……………..………….. -0.3V to +0.3V
All other pins ……………...………………….……….. -0.3V to 3.9V
Storage Temperature Range ................................... -65°C To 150°C
Junction Temperature Range ................................... -40°C To 150°C
ESD Classification …………………………….……… JEDEC Class 1C
Moisture sensitivity level ……….……...…………..… JEDEC Level 3@260 °C
device. These are stress ratings only and functional operation of the device at these or any other
conditions beyond those indicated in the operational sections of the specifications are not implied.
ORDERING INFORMATION
PKG DESIG
M
M
IR3871MTRPbF
IR3871TR1PbF
DESCRIPTION
PACKAGE
PIN COUNT
17
17
PARTS PER
REEL
4000
750
IR3871MPBF
θ
θ
JA
J
-
PCB
=
35
=
2
o
C
o
C
/
/
W
W
2