tca62724fmgel Marktech Optoelectronics, tca62724fmgel Datasheet

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tca62724fmgel

Manufacturer Part Number
tca62724fmgel
Description
Three-channel Constant-current Led Driver
Manufacturer
Marktech Optoelectronics
Datasheet
Three-Channel Constant-Current LED Driver
setup, resulting in 4096 colors for carrying out illumination by internal PWM.
almost all cases.
Features
Package and Pin Layout (top view)
Company Headquarters
Company Headquarters
3 Northway Lane North
3 Northway Lane North
Latham, New York 12110
Latham, New York 12110
Toll Free: 800.984.5337
Toll Free: 800.984.5337
Fax: 518.785.4725
Fax: 518.785.4725
The TCA62724FM is an optimal constant-current LED driver for RGB pixel LEDs.
The device supports 16 dimming states for each color in the RGB pixel LED
Moreover, it is not necessary to connect external resistance to an output in
The forward current of the LED is set up using the external resistor.
Output current capability and the number of outputs
outputs
Constant current range
Low consumption current
For anode common LED
Power supply voltage range
I
Package
2
C interface (I
Supply current at operation (Iout = 20 mA)
Supply current at standby
2
C is a trademark of Philips Electronics N.V.)
TOSHIBA CMOS Integrated Circuits Silicon Monolithic
RESET
SHDN
GND
Web: www.marktechopto.com | Email: info@marktechopto.com
Web: www.marktechopto.com | Email: info@marktechopto.com
SDA
SCL
TCA62724FMG
:
: 5 to 150 mA
: 600 µA
: 1 µA
: V DD = 2.8 to 5.5 V
: SON10-P-0303-0.50 (height : 0.8 mm)
155 mA x 3
V
OUT0
OUT1
OUT2
REXT
DD
Weight: 0.016 g (typ.)
950 South Coast Drive, Suite 265
950 South Coast Drive, Suite 265
TCA62724FMG
Costa Mesa, California 92626
Costa Mesa, California 92626
California Sales Office:
California Sales Office:
Toll Free: 800.984.5337
Toll Free: 800.984.5337
Fax: 714.850.9314
Fax: 714.850.9314

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tca62724fmgel Summary of contents

Page 1

TOSHIBA CMOS Integrated Circuits Silicon Monolithic Three-Channel Constant-Current LED Driver The TCA62724FM is an optimal constant-current LED driver for RGB pixel LEDs. The device supports 16 dimming states for each color in the RGB pixel LED setup, resulting in 4096 ...

Page 2

Block Diagram V DD SDA SCL Interface LOGIC RESET SHDN Terminal Description Pin Pin No. Name IC input terminal enable 1 SHDN When the data is “L”, power-saving mode applies; when the data is “H”, the IC ...

Page 3

Maximum Ratings opr Characteristic Supply voltage Output voltage Output current Input voltage SDA terminal current GND current Power dissipation Thermal resistance Operating temperature Storage temperature Maximum junction temperature Note: Subtract 3 degree from the maximum ...

Page 4

Characteristics of the SDA and SCL Bus Lines for I Characteristic SCL clock frequency Bus free time between STOP and START condition Hold time (repeated) START condition Setup time for repeated START condition Setup time for STOP condition Data hold ...

Page 5

Example Applications : Cellular Phone Application as Camera Light (Primary-color red, green and blue LEDs combine to emit good-quality white light for color reproducibility Microcontroller SDA SCL Application as Cellular Phone Illumination (Combination with the TB62733FTG and the ...

Page 6

I C Interface *DATA transfer format Slave address S 7 bits *START condition (S), STOP condition (P) START condition : A HIGH to LOW transition on the SDA line while SCL is HIGH. STOP condition : A LOW to ...

Page 7

TCA62724FMG Bit 7 Bit R/W: When this bit is set to “H”, READ mode applies; when it is set to “L”, WRITE mode applies. *Sub-address PWM0 (PWM Duty Data Setup of OUT0) Bit 7 Bit ...

Page 8

PWM0, PWM1, and PWM2 DATA PWM ON Duty DATA (0/15 to 15/15) Bit 7 Bit 6 Don’t use (default =”0000”) Bit 3 Bit ...

Page 9

Auto-increment OFF Slave R/W S Address (0) Auto-increment ON Slave R/W S Address (0) The data of the immediately following Sub-address can be written in. *READ mode Slave R Address (1) First byte (ENABLE / SHDN ...

Page 10

Setting of Output Current (Reference Data) The output current is set by the resistance connected between terminal REXT and GND. The output current can be set according to the following expression. 160 140 120 100 ...

Page 11

Output Current - PWM Duty (Reference Data) 160 140 120 100 Power Dissipation - Operating Temperature (Reference Data) 0.50 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0.00 0 IOUT vs PWM Duty ...

Page 12

Marking C01 : Product number Q : Monthly and weekly code A1 : Lot code Week 1- Week 27- TCA62724FMG 2005-04-19 ...

Page 13

Package Dimensions Weight: 0.016 g (typ.) 13 TCA62724FMG 2005-04-19 ...

Page 14

SOLDERABILITY The following conditions apply to solderability. ● Solderability (1) Use of Sn-63Pb solder bath • solder bath temperature = 230°C, dipping time = 5 seconds, number of times = once, use of R-type flux (2) Use of Sn-3.0Ag-0.5Cu solder ...

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