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LP5030, LP5036
SLVSEH1B – SEPTEMB...
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Technical Documents
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LP5030, LP5036
SLVSEH1B – SEPTEMBER 2018 – REVISED JANUARY 2019
LP503x 36-, 30-Channel 12-Bit PWM Ultra-low Quiescent Current I2C RGB LED Drivers
1 Features
1 Operating
Voltage Range:
– VCC Range: 2.7 V to 5.5 V – EN, SDA, and SCL Pins Compatible With 1.8-
V, 3.3-V, and 5-V Power Rails
– Output Maximum
Voltage: 6 V
36 Constant-Current Sinks With High Precision
– 25.5 mA Maximum per Channel When VCC in Full Range
– 35 mA Maximum per Channel When VCC ≥ 3.3 V
– Device-to-Device Error ±5%; Channel-toChannel Error ±5%
Ultralow Quiescent Current:
– Shutdown Mode: 1 µA (Maximum) When EN Low
– Power Saving Mode: 12 µA (Maximum) When EN High and All LEDs Off for > 30 ms
Integrated 12-Bit, 29-kHz PWM Generator for Each Channel:
– Independent Color-Mixing Register Per Channel
– Independent Brightness-Control Register Per RGB LED Module
– Optional Logarithmic- or Linear-Scale Brightness Control
– Integrated 3-Phase-Shifting PWM Scheme
3 Programmable Banks (R, G, B) for Easy Software Control of Each Color
2 External Hardware Address Pins Allow Connecting up to 4 Devices
Broadcast Slave Address Allows Configuring Multiple Devices Simultaneously
Auto-Increment Allows Writing or Reading Consecutive Registers Within One Transmission
Up to 400-kHz Fast-Mode I2C Speed
2 Applications
LED Lighting, Indicator Lights, and Fun Lights for:
Smart Speaker Smart Home Appliances Video Doorbell ...