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FAN2108MPX Fiches technique(PDF) 1 Page - Fairchild Semiconductor

No de pièce FAN2108MPX
Description  TinyBuck??3-24 V Input, 8 A, High-Efficiency, Integrated Synchronous Buck Regulator
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Fabricant  FAIRCHILD [Fairchild Semiconductor]
Site Internet  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

FAN2108MPX Fiches technique(HTML) 1 Page - Fairchild Semiconductor

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November 2012
© 2008 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAN2108 • Rev. 1.0.2
FAN2108 — TinyBuck™
3-24 V Input, 8 A, High-Efficiency, Integrated
Synchronous Buck Regulator
Features
Wide Input Voltage Range: 3 V-24 V
Wide Output Voltage Range: 0.8 V to 80% V
IN
8 A Output Current
Programmable Frequency Operation: 200 KHz to
600 KHz
Over 95% Peak Efficiency
Integrated Schottky Diode on Low-side MOSFET
Boosts Efficiency
Internal Bootstrap diode
Power-Good Signal
Pre-Bias Startup
Accepts Ceramic Capacitors on Output
External Compensation for Flexible Design
Input Under-Voltage Lockout
Programmable Current Limit
Under-Voltage, Over-Voltage, and Thermal
Shutdown Protections
Internal Soft-Start
5x6mm, 25-Pin, 3-Pad MLP Package
Applications
Servers
Point-of-Load Regulation
High-End Computing Systems
Graphics Cards
Battery-Powered Equipment
Set-Top Boxes
Description
The FAN2108 TinyBuck™ is a highly efficient, small
footprint, 8 A, synchronous buck regulator.
The FAN2108 contains both synchronous MOSFETs
and a controller/driver with optimized interconnects in
one package, which enables designers to solve high-
current requirements in a small area with minimal
external components.
External
compensation,
programmable
switching
frequency, and current limit features allow design
optimization and flexibility.
The summing current mode modulator uses lossless
current sensing for current feedback and over-current
protection. Voltage feedforward helps operation over a
wide input voltage range.
Fairchild’s advanced BiCMOS power process, combined
with low-RDS(ON) internal MOSFETs and a thermally
efficient MLP package, provide the ability to dissipate
high power in a small package.
Output over-voltage, under-voltage, and thermal
shutdown protections help protect the device from
damage during fault conditions. FAN2108 prevents
pre-biased output discharge during startup in point-of-
load applications.
Related Application Notes
AN-8022 — TinyCalc™ Calculator
Ordering Information
Part Number
Operating Temperature
Range
Package
Packing
Method
FAN2108MPX
-10°C to 85°C
Molded Leadless Package (MLP) 5x6 mm
Tape and Reel
FAN2108EMPX
-40°C to 85°C
Molded Leadless Package (MLP) 5x6 mm
Tape and Reel


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