RE46C108S8TF Microchip Technology, RE46C108S8TF Datasheet

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RE46C108S8TF

Manufacturer Part Number
RE46C108S8TF
Description
Horn Driver W/Vreg, BO Det 8 SOIC 3.90mm (.150") T/R
Manufacturer
Microchip Technology
Type
Driverr
Datasheet

Specifications of RE46C108S8TF

Input Type
Logic
Output Type
Logic
Interface
Logic
Current - Supply
4µA
Mounting Type
Surface Mount
Package / Case
8-SOIC (3.9mm Width)
Product
Piezoelectric Horn Drivers
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
RE46C108S8TFTR

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
RE46C108S8TF
Manufacturer:
MICROCHIP
Quantity:
12 000
Part Number:
RE46C108S8TF
Quantity:
60 000
RE46C108
Piezoelectric Horn Driver and Voltage Regulator
Product Specification
General Description
The RE46C108 is a piezoelectric horn driver with a
voltage regulator that can operate at 3.3V or 5V. It
is intended for applications requiring a 9V horn
driver with a low voltage logic supply. The horn
feedback control pin is designed for use with self-
oscillating piezoelectric horn but can also be used in
direct drive applications.
Applications
Smoke detectors
CO Detectors
Personal Security Products
Electronic Toys
Absolute maximum ratings
Supply Voltage V dd ........………………………………….......-.5V to +14V
Input voltage Range V in ...…………………………………..... -.3V to V DD +.3V, except FEED
FEED Input Voltage Range Vinf …………………………...… -10V to +22V
Input Current I in ..............…………………………………..... 10mA, except FEED
Operating Temperature .......………………………………….. -40 to 85°C
Continuous Output Current (HornS, HornB) .……………….. 30mA
Continuous Output Current (REGOUT) .…………………….. 55mA
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These
are stress ratings only and operation at these conditions for extended periods may affect device reliability.
This product utilizes CMOS technology with static protection; however proper ESD prevention procedures should be
used when handling this product. Damage can occur when exposed to extremely high static electrical charges
© 2009 Microchip Technology Inc.
A Subsidiary of Microchip Technology Inc.
R&E International
Features
Pin Configuration
REGSEL
REGOUT
Low Quiescent Current
Low Horn Driver Ron
Voltage Regulation to 3.3V or 5V
Available in DIP and SOIC packaging
Available in Standard Packaging or RoHS
Compliant Pb Free Packaging
FEED
VDD
1
8
DS22165A-page 1
HRNEN
HORNS
HORNB
VSS

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RE46C108S8TF Summary of contents

Page 1

... R&E International A Subsidiary of Microchip Technology Inc. RE46C108 Piezoelectric Horn Driver and Voltage Regulator Product Specification General Description The RE46C108 is a piezoelectric horn driver with a voltage regulator that can operate at 3. intended for applications requiring a 9V horn driver with a low voltage logic supply. The horn ...

Page 2

... Iout<50mA; Regsel=Vss 3.10 T =-40 to 85°C See note #3 A 6V<Vdd<12V; No load 0mA<Iout<20mA Regsel=Vdd or Vss 4.5 Falling edge of Vdd Vdd=4.5V; Regout=2V 15 Regsel=Vdd; Iout > 1mA 5.5 Regsel=Vss; Iout > 1mA 3.7 R&E International A Subsidiary of Microchip Technology Inc. Limits Typ Max Units 9.0 13 100 -15 uA 1.0 ...

Page 3

... Piezoelectric Horn Driver and Voltage Regulator Product Specification Bandgap Reference VDD 2 REGSEL 1 Clamp & Shutdown Circuit 8 HRNEN VSS 5 © 2009 Microchip Technology Inc. Typical Application Functional Block Diagram Output Adjust R&E International A Subsidiary of Microchip Technology Inc. 3 REGOUT 4 FEED 7 HORNS 6 HORNB DS22165A-page 3 ...

Page 4

... PowerMate, PowerTool, REAL ICE, rfLAB, Select Mode, Total Endurance, TSHARC, WiperLock and ZENA are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. SQTP is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. ...

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