Description
INTERNATIONAL RECTIFIER IR3899 Series 5 – 21 Vin 9 A Single Vin Synchronous Buck Regulator – PQFN 4×5
The IR3899MTRPBF is a 9 A Highly Integrated Single-Input Voltage Synchronous DC/DC Buck Regulator; It offers programmable switching frequency and the fixed internal current limit.
The IR3899MTRPBF is a 9 A Highly Integrated Single?Input Voltage Synchronous DC/DC Buck Regulator; It offers programmable switching frequency and the fixed internal current limit.
The onboard PWM controller and MOSFETs make IR3894 a space?efficient solution, providing accurate power delivery applications
Features:
Wide Input Voltage Range from 1.0 V to 21 V with external Vcc
Output Voltage Range: 0.5 V to 0.86* Vin
Enhanced Line/Load Regulation with Feed?Forward
Programmable Switching Frequency up to 1.5 MHz
Internal Digital Soft?Start/Soft?Stop
Enable input with Voltage Monitoring Capability
Thermally Compensated Current Limit with robust hiccup mode over current protection
Smart internal LDO to improve light load and full load efficiency
External Synchronization with Smooth Clocking
Enhanced Pre?Bias Start?Up
Precision Reference Voltage (0.5 V+/?0.5%) with margining capability
Integrated MOSFET drivers and Bootstrap Diode
Thermal Shut Down
Monotonic Start?Up
Operating temp: ?40°C < Tj < 125°C
Small Size: 4mm x 5mm PQFN
Lead?free, Halogen?free and RoHS Compliant
Applications:
Netcom Applications
Embedded Telecom Systems
Server Applications
Storage Applications
Distributed Point of Load Power Architectures
Specifications
Product Category: Switching Voltage Regulators
Manufacturer: Infineon
RoHS: RoHS Compliant
Mounting Style: SMD/SMT
Package / Case: QFN-17
Output Voltage: 0.5 V to 18.06 V
Output Current: 9 A
Number of Outputs: 1 Output
Input Voltage MAX: 21 V
Topology: Buck
Input Voltage MIN: 1 V
Switching Frequency: 1.5 MHz
Minimum Operating Temperature: – 40 C
Maximum Operating Temperature: + 125 C
Packaging: Reel
Brand: Infineon / IR
Input Voltage: 1 V to 21 V
Operating Supply Current: 12 mA
Operating Temperature Range: – 40 C to + 125 C
Factory Pack Quantity: 4000
Supply Voltage – Min: 1 V
Tradename: SupIRBuck
Type: Synchronous Buck Regulator
Manufacturer Part Number: IR3899MTRPBF
Manufacturer: International Rectifier
