Datasheet LT3741, LT3741-1 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | High Power, Constant Current, Constant Voltage, Step-Down Controller |
| Pages / Page | 24 / 5 — TYPICAL PERFORMANCE CHARACTERISTICS. VREF Pin Voltage. VREF Current … |
| File Format / Size | PDF / 639 Kb |
| Document Language | English |
TYPICAL PERFORMANCE CHARACTERISTICS. VREF Pin Voltage. VREF Current Limit. RT Pin Current Limit. Soft-Start Pin Current
Model Line for this Datasheet
- LT3741EFE#PBF LT3741EFE#PBF LT3741EFE#TRPBF LT3741EFE#TRPBF LT3741EFE-1#PBF LT3741EFE-1#TRPBF LT3741EUF#PBF LT3741EUF#PBF LT3741EUF#TRPBF LT3741EUF#TRPBF LT3741EUF-1#PBF LT3741EUF-1#TRPBF LT3741IFE#PBF LT3741IFE#PBF LT3741IFE#TRPBF LT3741IFE#TRPBF LT3741IFE-1#PBF LT3741IFE-1#TRPBF LT3741IUF#PBF LT3741IUF#PBF LT3741IUF#TRPBF LT3741IUF#TRPBF LT3741IUF-1#PBF LT3741IUF-1#TRPBF
Text Version of Document
LT3741/LT3741-1
TYPICAL PERFORMANCE CHARACTERISTICS VREF Pin Voltage VREF Current Limit RT Pin Current Limit
2.06 1.6 90 2.05 80 2.04 1.4 VIN = 36V TA = 25°C 2.03 T 70 A = 130°C TAGE (V) 2.02 VIN = 6V (mA) 1.2 (µA) VOL I LIMIT 2.01 I LIMIT 60 V REF TA = –50°C 2.00 1.0 50 1.99 1.98 0.8 40 –50 –15 20 55 90 125 6 12 18 24 30 36 –50 –15 20 55 90 125 TEMPERATURE (°C) VIN (V) TEMPERATURE (°C) 3741 G05 3741 G06 3741 G08
Soft-Start Pin Current VCC_INT Current Limit Internal UVLO
14 6 5.0 13 5 12 4.5 VIN = 36V 4 11 VIN = 6V (V) (µA) 10 3 (V) 4.0 I SS V IN 9 V CC_INT 2 8 3.5 1 7 VIN = 12V TA = 25°C 6 0 3.0 –50 –15 20 55 90 125 0 10 20 30 40 50 60 –50 –15 20 55 90 125 TEMPERATURE (°C) ILOAD (mA) TEMPERATURE (°C) 3741 G09 3741 G07 3741 G10
CBOOT-SW UVLO Voltage VCC_INT UVLO VCC_INT Load Reg at 12V
3.00 4.00 6.0 2.75 3.75 5.6 2.50 3.50 5.2 (V) 2.25 3.25 25°C UVLO (V) VOLTAGE (V) V CC_INT 4.8 2.00 3.00 4.4 1.75 2.75 1.50 2.50 4.0 –50 –15 20 55 90 125 –50 –15 20 55 90 125 0 10 20 30 40 50 60 TEMPERATURE (°C) TEMPERATURE (°C) ILOAD (mA) 3741 G11 3741 G12 3741 G13 37411fg For more information www.linear.com/LT3741 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Typical Application Related Parts 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 VREF Pin Voltage VREF Current Limit RT Pin Current Limit
2.06 1.6 90 2.05 80 2.04 1.4 VIN = 36V TA = 25°C 2.03 T 70 A = 130°C TAGE (V) 2.02 VIN = 6V (mA) 1.2 (µA) VOL I LIMIT 2.01 I LIMIT 60 V REF TA = –50°C 2.00 1.0 50 1.99 1.98 0.8 40 –50 –15 20 55 90 125 6 12 18 24 30 36 –50 –15 20 55 90 125 TEMPERATURE (°C) VIN (V) TEMPERATURE (°C) 3741 G05 3741 G06 3741 G08
Soft-Start Pin Current VCC_INT Current Limit Internal UVLO
14 6 5.0 13 5 12 4.5 VIN = 36V 4 11 VIN = 6V (V) (µA) 10 3 (V) 4.0 I SS V IN 9 V CC_INT 2 8 3.5 1 7 VIN = 12V TA = 25°C 6 0 3.0 –50 –15 20 55 90 125 0 10 20 30 40 50 60 –50 –15 20 55 90 125 TEMPERATURE (°C) ILOAD (mA) TEMPERATURE (°C) 3741 G09 3741 G07 3741 G10
CBOOT-SW UVLO Voltage VCC_INT UVLO VCC_INT Load Reg at 12V
3.00 4.00 6.0 2.75 3.75 5.6 2.50 3.50 5.2 (V) 2.25 3.25 25°C UVLO (V) VOLTAGE (V) V CC_INT 4.8 2.00 3.00 4.4 1.75 2.75 1.50 2.50 4.0 –50 –15 20 55 90 125 –50 –15 20 55 90 125 0 10 20 30 40 50 60 TEMPERATURE (°C) TEMPERATURE (°C) ILOAD (mA) 3741 G11 3741 G12 3741 G13 37411fg For more information www.linear.com/LT3741 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Typical Application Related Parts 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
