Datasheet Analog Devices LT3796-1 — Ficha de datos

LT3796/LT3796-1
100V Constant-Current and
Constant-Voltage Controller
with Dual Current Sense
Description Features n n n n n n n n n n n n n n n n 3000:1 True Color PWM™ Dimming
Wide Input Voltage Range: 6V to 100V
Current Monitoring Up to 100V
High Side PMOS Disconnect and PWM Switch Driver
Constant-Current and Constant-Voltage Regulation
Dual Current Sense Amplifiers with Reporting
C/10 Detection for Battery and SuperCap Charging
Linear Current Sense Threshold Programming
Short-Circuit Protection
Adjustable Frequency: 100kHz to 1MHz
Frequency Synchronization (LT3796)
Independent Top Gate Enable Pin (LT3796-1)
Programmable Open LED Protection with VMODE Flag
Programmable Undervoltage Lockout with Hysteresis
Soft-Start with Programmable Fault Restart Timer
Available in 28-Lead TSSOP Package The LT®3796/LT3796-1 are DC/DC controllers designed to
regulate a constant-current or constant-voltage and are
ideal for driving LEDs. The fixed frequency and current
mode architecture result in stable operation over a wide …