 2003 Microchip Technology Inc.

DS21755B-page 33

TC646B/TC648B/TC649B

PRODUCT IDENTIFICATION SYSTEM

To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office

.

Sales and Support

Device:

TC646B: PWM Fan Speed Controller with Fan

Restart, Auto-Shutdown, Fan Fault and

Over-Temp Detection

TC648B: PWM Fan Speed Controller with Auto-

Shutdown and Over-Temp Detection

TC649B: PWM Fan Speed Controller with Fan

Restart, Auto-Shutdown and Fan Fault

Detection

Temperature

Range:

E

= -40°C to +85°C

Package:

OA = Plastic SOIC, (150 mil Body), 8-lead

PA = Plastic DIP (300 mil Body), 8-lead

UA = Plastic Micro Small Outline (MSOP), 8-lead

713 = Tape and Reel (SOIC and MSOP)

(TC646B and TC648B only)

TR = Tape and Reel (SOIC and MSOP) (TC649B

only)

PART NO.

X

/XX

Package

Temperature

Range

Device

Examples:

a)

TC646BEOA: SOIC package.

b)

TC646BEOA713: Tape and Reel,

SOIC package.

c)

TC646BEPA: PDIP package.

d)

TC646BEUA: MSOP package.

a)

TC648BEOA: SOIC package.

b)

TC648BEPA: PDIP package.

c)

TC648BEUA: MSOP package.

d)

TC648BEUA713: Tape and Reel,

MSOP package.

a)

TC649BEOA: SOIC package.

b)

TC649BEOATR: Tape and Reel,

SOIC package.

c)

TC649BEPA: PDIP package.

d)

TC649BEUA: MSOP package

Data Sheets

Products supported by a preliminary Data Sheet may have an errata sheet describing minor operational differences and

recommended workarounds. To determine if an errata sheet exists for a particular device, please contact one of the following:

1.

Your local Microchip sales office

2.

The Microchip Corporate Literature Center U.S. FAX: (480) 792-7277

3.

The Microchip Worldwide Site (www.microchip.com)

Please specify which device, revision of silicon and Data Sheet (include Literature #) you are using.

Customer Notification System

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