RE46C105 datasheet(2/5 Pages) MICROCHIP | Piezoelectric Horn Driver with Voltage Regulator and LED Driver

Part No.	RE46C105

Description	Piezoelectric Horn Driver with Voltage Regulator and LED Driver

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Manufacturer	MICROCHIP [Microchip Technology]

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RE46C105

Piezoelectric Horn Driver with Voltage Regulator and LED Driver

R&E International

Product Specification

A Subsidiary of Microchip Technology Inc.

DS22167A-page 2

Electrical Characteristics at TA = 25°C, VDD = 9V, Vss = 0V (unless otherwise noted).

Parameter

Test

Test Conditions

Limits

Min

Typ

Max

Units

Supply Voltage

Vdd

Operating

6.0

9.0

13.8

V

Standby Supply

Current

Vdd

Hrnen=Lbstrb=Leden=Vss

Regen=Vdd; No Loads

3.5

uA

Input Leakage

Hrnen,Leden,

Lbstrb,Regen

Vin=Vdd or Vss

-100

100

nA

FEED

Feed = +22V

20

50

uA

FEED

Feed = -10V

-50

-15

uA

Input Voltage Low

Hrnen,Leden,

Lbstrb,Regen

1.0

V

Input Voltage High

Hrnen,Leden

Lbstrb,Regen

2.3

V

Output Low Voltage

Horns or Hornb

LED

LBout

Iout=16mA Vdd=9V

Vdd=7.2V

Iout=10mA

Vdd=7.2V

Iout=100uA

0.3

0.5

0.9

0.5

1.0

0.3

0.5

V

Output High

Voltage

Horns or

Hornb

LBout

Iout=-16mA Vdd=9V

Vdd=7.2V

Iout=-100uA Regsel=Vdd

Regsel=Vss

8.5

8.7

6.3

4.5

4.75

2.8

3.0

V

Low Battery

VoltageThreshold

Vdd

Lbstrb=Vdd,

Vdd decreasing in voltage

TA=-40 to 85°C See note #3

7.2

7.80

V

Low Battery

Voltage Hysteresis

Lbstrb

Lbstrb=Vdd

Vdd increasing in voltage

300

mV

Lbstrb to Lbout

Active delay

Lbstrb, Lbout

Lbstrb=Vdd

500

uS

Regulator Voltage

Regout

Iout<50mA Regsel=Vdd

Iout<50mA Regsel=Vss

TA=-40 to 85°C See note #3

4.75

5.0

5.25

3.10

3.3

3.50

V

Line Regulation

Regout

6V<Vdd<12V

No load

30

mV

Load Regulation

Regout

0mA<Iout<50mA

100

mV

Brown-Out

Threshold Voltage

*See note #1

Vdd

Regsel=Vdd or Vss

Falling edge of Vdd

4.5

5.0

5.5

V

Brown-Out Pull

Down Current

Regout

Vdd=4.5V; Regout=2V

15

25

mA

Regout Overvoltage

Clamp *See note #2

Regout

Regsel=Vdd; Iout > 1mA

Regsel=Vss; Iout > 1mA

5.5

6.0

6.5

3.7

4.0

4.3

V

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