cs8803 Chiplus Semiconductor Corp., cs8803 Datasheet

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cs8803

Manufacturer Part Number
cs8803
Description
3-channel Constant-current Rgb Led Driver Ic
Manufacturer
Chiplus Semiconductor Corp.
Datasheet
lighting or display applications. At CS8803 output channel, 3-channel constant current value set is
adjustable with three corresponding external resistors to match RGB color characteristics. CS8803
built in a voltage regulator, which provides supply voltage range form 6.0V to 12V, maintains
constant current from 5mA to 60mA. Control signal (ENBO, LTO), data (SDO) and clock (CKO)
buffer outputs are designed for cascading another chip. In addition, CS8803 guarantees to stand
maximum 24V at the output channel.
Product Description
Features
next driver IC
Applications
Product Family
Chiplus reserves the right to change product or specification without notice.
CS8803 is a 3-channel constant-current RGB LED driver IC, which is designed for LED
CS8803BT ------- 20SSOP-150mil
3 constant current channels for RGB each
Maximum output current capability: 60mA each channel
Range of constant current for every channel: 5mA ~ 60mA
Built-in buffers for cascading control signal (ENBO, LTO), data (SDO) and clock (CKO) to
Built-in voltage regulator working with supply voltage ranging from 6V ~ 12V
Output current accuracy:
Between channels: < +/- 6% (max.), and
Between ICs : < +/- 6% (max.)
Maximum output drain voltage: 24V
For common anode LED application
CMOS/TTL compatible input
LED decorative lighting
Indoor/Outdoor LED video or message display
Landscape lighting
Neon lamp alternative
3-Channel Constant-Current RGB LED Driver IC
3 Bit 12V LED Driver
CS8803
1
CS8803
Rev. 1.3

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cs8803 Summary of contents

Page 1

... Constant-Current RGB LED Driver IC Product Description CS8803 is a 3-channel constant-current RGB LED driver IC, which is designed for LED lighting or display applications. At CS8803 output channel, 3-channel constant current value set is adjustable with three corresponding external resistors to match RGB color characteristics. CS8803 built in a voltage regulator, which provides supply voltage range form 6.0V to 12V, maintains constant current from 5mA to 60mA ...

Page 2

... Bit 12V LED Driver Pin Assignment 1 GNDA REXT0 4 REXT1 5 REXT2 6 ENB SDI 10 GNDD Block Diagram Chiplus reserves the right to change product or specification without notice. 20 VDD OUT0 17 OUT1 16 OUT2 CS8803 15 ENBO 14 LTO 13 CKO 12 SDO 11 CAP 2 CS8803 Rev. 1.3 ...

Page 3

... LT output terminal, LT replica, connected to the next LT 15 ENBO ENB output terminal, ENB replica, connected to the next ENB 16~18 OUT2~OUT0 Constant current output terminal used 20 VDD Supply voltage terminal Chiplus reserves the right to change product or specification without notice. 3 Bit 12V LED Driver Function 3 CS8803 Rev. 1.3 ...

Page 4

... Operating Temperature Storage Temperature Chiplus reserves the right to change product or specification without notice. 3 Bit 12V LED Driver LT pin SDO, ENBO, LTO, CKO pins Symbol OUT V I GND P R th(j-a T j,max CS8803 Rating +15 DD -0. +60 24.0 DS 1000 1.2 D 73.43 ) 150 -4 0~+8 5 opr ...

Page 5

... C7~C22 and R7~R22 can modify the signal waveforms. Order information Part No. CS8803BT Chiplus reserves the right to change product or specification without notice. 3 Bit 12V LED Driver is 20mA. /C4 and C3/C6 are for reference only. The value of C2/C5 Package Type 20SSOP(150mil) 5 CS8803 ded. Lead Pitch 0.64 mm Rev. 1.3 ...

Page 6

... Bit 12V LED Driver Chiplus reserves the right to change product or specification without notice. 6 CS8803 Rev. 1.3 ...

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