Datasheet LT3755, LT3755-1, LT3755-2 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | 40VIN, 75VOUT LED Controllers |
| Pages / Page | 28 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Revision | E |
| File Format / Size | PDF / 509 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. SENSE Current Limit Threshold. Gate Rise/Fall Time
Model Line for this Datasheet
- LT3755EMSE#PBF LT3755EMSE#TRPBF LT3755EMSE#WPBF LT3755EMSE#WTRPBF LT3755EMSE-1#PBF LT3755EMSE-1#TRPBF LT3755EMSE-1#WPBF LT3755EMSE-1#WTRPBF LT3755EMSE-2#PBF LT3755EMSE-2#TRPBF LT3755EMSE-2#WPBF LT3755EMSE-2#WTRPBF LT3755EUD#PBF LT3755EUD#TRPBF LT3755EUD-1#PBF LT3755EUD-1#TRPBF LT3755EUD-2#PBF LT3755EUD-2#TRPBF LT3755HMSE-2#PBF LT3755HMSE-2#TRPBF LT3755HMSE-2#WPBF LT3755HMSE-2#WTRPBF LT3755IMSE#PBF LT3755IMSE#TRPBF LT3755IMSE#WPBF LT3755IMSE#WTRPBF LT3755IMSE-1#PBF LT3755IMSE-1#TRMPBF LT3755IMSE-1#TRPBF LT3755IMSE-1#WPBF LT3755IMSE-1#WTRPBF LT3755IMSE-2#PBF LT3755IMSE-2#TRPBF LT3755IMSE-2#WPBF LT3755IMSE-2#WTRPBF LT3755IUD#PBF LT3755IUD#TRPBF LT3755IUD-1#PBF LT3755IUD-1#TRPBF LT3755IUD-2#PBF LT3755IUD-2#TRPBF LT3755JMSE-2#PBF LT3755JMSE-2#TRPBF LT3755JMSE-2#WPBF LT3755JMSE-2#WTRPBF
Text Version of Document
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
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
