FEB137

FEB137 Datasheet

FEB137-002 / FEB138-002 User Guide

Part	Datasheet
FEB137	FEB137 (pdf)

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FEB137-002 / FEB138-002 User Guide FAN2001 / FAN2002 Evaluation Board Featured Fairchild Product FAN2001 / FAN2002 2007 Fairchild Semiconductor Corporation Table of Contents Features 3 Description 3 Operation 3 PCB Layout 4 Waveforms 4 5 Materials Lists 6 2007 Fairchild Semiconductor Corporation The following user guide supports the evaluation kit for the FAN2001 and FAN2002. It should be used in conjunction with the device datasheet as well as Fairchild application notes and technical support team. Visit Fairchild’s website at - to 5.5V Input Range - Up to 1A Output Current - Adjustable Output from 0.8V to VIN - Thermal Shutdown, Short-Circuit Protection, Soft Start, Output Over-Voltage Protection - 1.3MHz Fixed-Frequency PWM Operation at Heavy Load and Burst Operation at Light Load - Up to 96% Efficiency, Synchronous Operation - Pb-Free, 6-lead 3x3mm MLP Package The FAN2001/2 Evaluation Board is a compact circuit including either the FAN2001 MPX or the FAN2002 MPX in a 3x3mm MLP package. Both models feature an external resistor divider for varying output voltage and differ only in pin out. The FAN2001/2 demo board, a completely assembled and tested surface mount board, provides easy probe access points to all inputs and outputs so that electrical characteristics and waveforms can be easily measured. Operation Connect VIN to 5.5V and GND 0V . Use a jumper to toggle the circuit between "ON" and "OFF" modes. Observe that, for varying input levels, if VIN > VOUT + 0.6V and ILOAD < 1A, VOUT remains constant. The output voltage level is VOUT = VREF 1 + R1/R2 where VREF = 0.8V typical and R2 = Figure FAN2001MPX Board 2007 Fairchild Semiconductor Corporation Figure FAN2002MPX Board PCB Layout Figure FAN2001MPX PCB Layout Waveforms Figure FAN2002MPX PCB Layout Figure Start-Up Waveform in Full Load VIN=5.5V 2007 Fairchild Semiconductor Corporation Schematics OFF ON 1 VIN VOUT 6 CIN 10µF 2 PGND P1 L 3.3µH VOUT Cf C2 C3 10µF 10µF FB 4 R2 10K Note Cf is OPEN not installed on regular eval board. Figure FAN2001MPX Schematic R1 = 5K for VOUT = 1.2V and R1 = 31.25K for VOUT = 3.3V OFF ON R2 Cf R1 10K 2 PGND P1 EN 6 VIN 5 VOUT Table Ordering Information Product Number FAN2001 FAN2002 Package Type Pb-Free, 6-Lead 3x3mm Molded Leadless Package MLP Pb-Free, 6-Lead 3x3mm Molded Leadless Package MLP Order Code FAN2001MPX FAN2002MPX 2007 Fairchild Semiconductor Corporation TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. Across the board. Around the world. ActiveArray Bottomless Build it Now CoolFET CorePLUS CROSSVOLT CTL Current Transfer Logic DOME E2CMOS EnSigna FACT Quiet Series FASTr FPS GlobalOptoisolator GTO HiSeC i-Lo ImpliedDisconnect IntelliMAX ISOPLANAR MICROCOUPLER MicroPak MICROWIRE Motion-SPM MSX MSXPro OCX OCXPro PACMAN PDP-SPM POP PowerEdge PowerSaver Power-SPM Programmable Active Droop QS QT Optoelectronics Quiet Series RapidConfigure RapidConnect ScalarPump SMART START STEALTH SuperFET SuperSOT -3 SuperSOT -6 SuperSOT -8 SyncFET TCM The Power TinyBoost TinyBuck TINYOPTO TinyPower TinyWire TruTranslation uSerDes UniFET VCX Wire WARNING AND DISCLAIMER Replace components on the Evaluation Board only with those parts shown on the parts list or Bill of Materials in the Users’ Guide. Contact an authorized Fairchild representative with any questions. The Evaluation board or kit is for demonstration purposes only and neither the Board nor this User’s Guide constitute a sales contract or create any kind of warranty, whether express or implied, as to the applications or products involved. Fairchild warrantees that its products meet Fairchild’s published specifications, but does not guarantee that its products work in any specific application. Fairchild reserves the right to make changes without notice to any products described herein to improve reliability, function, or design. Either the applicable sales contract signed by Fairchild and Buyer or, if no contract exists, Fairchild’s standard Terms and Conditions on the back of Fairchild invoices, govern the terms of sale of the products described herein. DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION, OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, or c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. 2007 Fairchild Semiconductor Corporation

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FEB137-002 / FEB138-002 User Guide

FAN2001 / FAN2002 Evaluation Board

Featured Fairchild Product FAN2001 / FAN2002
2007 Fairchild Semiconductor Corporation

Table of Contents

Features 3 Description 3 Operation 3 PCB Layout 4 Waveforms 4 5 Materials Lists 6
2007 Fairchild Semiconductor Corporation

The following user guide supports the evaluation kit for the FAN2001 and FAN2002. It should be used in conjunction with the device datasheet as well as Fairchild application notes and technical support team. Visit Fairchild’s website at
- to 5.5V Input Range - Up to 1A Output Current - Adjustable Output from 0.8V to VIN - Thermal Shutdown, Short-Circuit Protection, Soft Start, Output Over-Voltage Protection - 1.3MHz Fixed-Frequency PWM Operation at Heavy Load and Burst Operation at Light Load - Up to 96% Efficiency, Synchronous Operation - Pb-Free, 6-lead 3x3mm MLP Package

The FAN2001/2 Evaluation Board is a compact circuit including either the FAN2001 MPX or the FAN2002 MPX in a 3x3mm MLP package. Both models feature an external resistor divider for varying output voltage and differ only in pin out. The FAN2001/2 demo board, a completely assembled and tested surface mount board, provides easy probe access points to all inputs and outputs so that electrical characteristics and waveforms can be easily measured.

Operation

Connect VIN to 5.5V and GND 0V . Use a jumper to toggle the circuit between "ON" and "OFF" modes. Observe that, for varying input levels, if VIN > VOUT + 0.6V and ILOAD < 1A, VOUT remains
constant. The output voltage level is VOUT = VREF 1 + R1/R2 where VREF = 0.8V typical and R2 =

Figure FAN2001MPX Board
2007 Fairchild Semiconductor Corporation

Figure FAN2002MPX Board

PCB Layout

Figure FAN2001MPX PCB Layout

Waveforms

Figure FAN2002MPX PCB Layout

Figure Start-Up Waveform in Full Load VIN=5.5V
2007 Fairchild Semiconductor Corporation

Schematics

OFF ON
1 VIN

VOUT 6

CIN 10µF
2 PGND P1

L 3.3µH

VOUT

Cf C2 C3
10µF 10µF

FB 4 R2 10K

Note Cf is OPEN not installed on regular eval board.

Figure FAN2001MPX Schematic R1 = 5K for VOUT = 1.2V and R1 = 31.25K for VOUT = 3.3V

OFF ON

R2 Cf

R1 10K
2 PGND P1

EN 6 VIN 5

VOUT
Table Ordering Information

Product Number

FAN2001 FAN2002

Package Type

Pb-Free, 6-Lead 3x3mm Molded Leadless Package MLP Pb-Free, 6-Lead 3x3mm Molded Leadless Package MLP

Order Code

FAN2001MPX FAN2002MPX
2007 Fairchild Semiconductor Corporation

TRADEMARKS

The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks.

Across the board.

Around the world. ActiveArray Bottomless Build it Now CoolFET CorePLUS CROSSVOLT CTL Current Transfer Logic DOME E2CMOS EnSigna FACT Quiet Series FASTr FPS

GlobalOptoisolator GTO HiSeC i-Lo ImpliedDisconnect IntelliMAX ISOPLANAR MICROCOUPLER MicroPak MICROWIRE Motion-SPM MSX MSXPro OCX OCXPro PACMAN PDP-SPM

POP PowerEdge PowerSaver Power-SPM Programmable Active Droop QS QT Optoelectronics Quiet Series RapidConfigure RapidConnect ScalarPump SMART START STEALTH SuperFET SuperSOT -3

SuperSOT -6 SuperSOT -8 SyncFET TCM The Power

TinyBoost TinyBuck TINYOPTO TinyPower TinyWire TruTranslation uSerDes UniFET VCX Wire

WARNING AND DISCLAIMER Replace components on the Evaluation Board only with those parts shown on the parts list or Bill of Materials in the Users’ Guide. Contact an authorized Fairchild representative with any questions.

The Evaluation board or kit is for demonstration purposes only and neither the Board nor this User’s Guide constitute a sales contract or create any kind of warranty, whether express or implied, as to the applications or products involved. Fairchild warrantees that its products meet Fairchild’s published specifications, but does not guarantee that its products work in any specific application. Fairchild reserves the right to make changes without notice to any products described herein to improve reliability, function, or design. Either the applicable sales contract signed by Fairchild and Buyer or, if no contract exists, Fairchild’s standard Terms and Conditions on the back of Fairchild invoices, govern the terms of sale of the products described herein.

DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION, OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.

LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION.

As used herein:

Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, or c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.

A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.
2007 Fairchild Semiconductor Corporation

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived FEB137 Datasheet file may be downloaded here without warranties.

Datasheet ID: FEB137 514461