Datasheet LT3755, LT3755-1, LT3755-2 (Analog Devices) - 8

FabricanteAnalog Devices
Descripción40VIN, 75VOUT LED Controllers
Páginas / Página28 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. …
RevisiónE
Formato / tamaño de archivoPDF / 509 Kb
Idioma del documentoInglés

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. SENSE Current Limit Threshold. Gate Rise/Fall Time

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted SENSE Current Limit Threshold Gate Rise/Fall Time

Línea de modelo para esta hoja de datos

Versión de texto del documento

LT3755/LT3755-1/LT3755-2
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. SENSE Current Limit Threshold Gate Rise/Fall Time vs Duty Cycle V(ISP-ISN) Threshold vs FB Voltage vs Capacitance
115 125 100 VCTRL = 2V 10% TO 90% 100 80 110 GATE RISE TIME 75 60 105 THRESHOLD (mV) GATE 50 TIME (ns) 40 FALL TIME SENSE THRESHOLD (mV) 100 V (ISP – ISN) 25 20 95 0 0 0 25 50 75 100 1.2 1.22 1.24 1.26 1.28 0 2 4 6 8 10 DUTY CYCLE (%) FB VOLTAGE (V) CAPACITANCE (nF) 37551 G16 37551 G17 37551 G18
ISP/ISN Input Bias Current INTVCC Dropout Voltage vs CTRL Voltage vs Current, Temperature
40 0 TA = –45°C ISP –0.5 30 ISN TA = 25°C –1.0 TA = 125°C 20 TA = 150°C –1.5 LDO DROPOUT (V) 10 INPUT BIAS CURRENT (µA) –2.0 VIN = 7V 0 –2.5 0 0.5 1 1.5 2 0 5 10 15 20 25 30 CTRL (V) LDO CURRENT (mA) 37551 G19 37551 G20 Rev. E 8 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts