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Automotive-grade dual-channel constant voltage and constant current boost controller + automotive-grade dual-channel constant current buck converter
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Product Description
Key Indicators
Part Number：CPSQ5453
Vin range (V)：4.5-65
Topology：Boost
Number of Channels：2
Analog/PWM Dimming：PWM
Operating Frequency (Hz)：100k-700k
Package：QFN-32
Characteristics
Independent dual-channel constant voltage and constant current boost controller
AEC-Q100 Grade 1 Automotive Certification
Wide input voltage range 4.5V to 65V
4% constant current accuracy
Editable switching operating frequency from 100kHz to 700kHz
Supports 1MHz external clock synchronization
1000:1 PWM dimming
Supports SPI communication, Limp-home mode register supports OTP burning
Complete protection functions
EMI optimization
5mm x 5mm QFN32 package
Key Indicators
Part Number：CPSQ5352
Vin range (V)：4.5-65
Topology：Buck
Number of Channels：2
Analog/PWM Dimming：Analog/PWM
Operating Frequency (Hz)：100k-2.2M
Package：HTSSOP-32
Characteristics
Independent dual-channel LED constant current step-down converter
AEC-Q100 Grade 1 Automotive Certification
4.5V to 65V wide input voltage range
Single-channel maximum continuous output current of 1.6A, accuracy ±4%
Editable switching operating frequency from 100kHz to 2.2MHz
Overcurrent protection per switching cycle
Overtemperature protection
Advanced dimming operating mode
10-bit precision analog dimming
10-bit precision internal PWM dimming
Supports external PWM dimming input
Optimized for external current dimming, including LED matrix controllers
SPI communication interface
HTSSOP-32 pin package
Keywords:
Automotive-grade dual-channel constant voltage and constant current boost controller + automotive-grade dual-channel constant current buck converter
Key Indicators
Part Number：CPSQ5453
Vin range (V)：4.5-65
Topology：Boost
Number of Channels：2
Analog/PWM Dimming：PWM
Operating Frequency (Hz)：100k-700k
Package：QFN-32
Characteristics
Independent dual-channel constant voltage and constant current boost controller
AEC-Q100 Grade 1 Automotive Certification
Wide input voltage range 4.5V to 65V
4% constant current accuracy
Editable switching operating frequency from 100kHz to 700kHz
Supports 1MHz external clock synchronization
1000:1 PWM dimming
Supports SPI communication, Limp-home mode register supports OTP burning
Complete protection functions
EMI optimization
5mm x 5mm QFN32 package
Key Indicators
Part Number：CPSQ5352
Vin range (V)：4.5-65
Topology：Buck
Number of Channels：2
Analog/PWM Dimming：Analog/PWM
Operating Frequency (Hz)：100k-2.2M
Package：HTSSOP-32
Characteristics
Independent dual-channel LED constant current step-down converter
AEC-Q100 Grade 1 Automotive Certification
4.5V to 65V wide input voltage range
Single-channel maximum continuous output current of 1.6A, accuracy ±4%
Editable switching operating frequency from 100kHz to 2.2MHz
Overcurrent protection per switching cycle
Overtemperature protection
Advanced dimming operating mode
10-bit precision analog dimming
10-bit precision internal PWM dimming
Supports external PWM dimming input
Optimized for external current dimming, including LED matrix controllers
SPI communication interface
HTSSOP-32 pin package
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