Datasheet LT1512 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | SEPIC Constant-Current/Constant-Voltage Battery Charger |
| Pages / Page | 14 / 2 — absoluTe MaxiMuM raTings. pin conFiguraTion. (Note 1). orDer inForMaTion … |
| File Format / Size | PDF / 211 Kb |
| Document Language | English |
absoluTe MaxiMuM raTings. pin conFiguraTion. (Note 1). orDer inForMaTion LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
Model Line for this Datasheet
Text Version of Document
LT1512
absoluTe MaxiMuM raTings pin conFiguraTion (Note 1)
Input Voltage ... 30V TOP VIEW Switch Voltage ... 40V VC 1 8 VSW S/S Pin Voltage .. 30V FB 2 7 GND FB Pin Voltage (Transient, 10ms) ... ±10V IFB 3 6 GND S VFB Pin Current ... 10mA S/S 4 5 VIN IFB Pin Voltage (Transient, 10ms) .. ±10V N8 PACKAGE S8 PACKAGE Storage Temperature Range .. –65°C to 150°C 8-LEAD PDIP 8-LEAD PLASTIC SO Ambient Temperature Range TJMAx = 125°C, qJA = 100°C/w (N) TJMAx = 125°C, qJA = 130°C/w (S) LT1512C (Note 2) ... 0°C to 70°C NOTE: CONTACT FACTORy CONCERNING 16-LEAD LT1512I .. –40°C to 85°C FUSED-LEAD GN PACKAGE wITH LOwER THERMAL RESISTANCE Operating Junction Temperature Range LT1512C (Note 2) .. –20°C to 125°C LT1512I .. –40°C to 125°C Short Circuit.. 0°C to 150°C Lead Temperature (Soldering, 10 sec) ... 300°C
orDer inForMaTion LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT1512CN8#PBF LT1512CN8#TRPBF 1512 8-Lead PDIP 0°C to 70°C LT1512CS8#PBF LT1512CS8#TRPBF 1512 8-Lead Plastic SO 0°C to 70°C LT1512IN8#PBF LT1512IN8#TRPBF 1512I 8-Lead PDIP –40°C to 85°C LT1512IS8#PBF LT1512IS8#TRPBF 1512I 8-Lead Plastic SO –40°C to 85°C
LEAD BASED FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT1512CN8 LT1512CN8#TR 1512 8-Lead PDIP 0°C to 70°C LT1512CS8 LT1512CS8#TR 1512 8-Lead Plastic SO 0°C to 70°C LT1512IN8 LT1512IN8#TR 1512I 8-Lead PDIP –40°C to 85°C LT1512IS8 LT1512IS8#TR 1512I 8-Lead Plastic SO –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = 5V, VC = 0.6V, VFB = VREF, IFB = 0V, VSW and S/S pins open, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF VFB Reference Voltage Measured at FB Pin 1.233 1.245 1.257 V VC = 0.8V l 1.228 1.245 1.262 V FB Input Current VFB = VREF 300 550 nA l 600 nA FB Reference Voltage Line Regulation 2.7V ≤ VIN ≤ 25V, VC = 0.8V l 0.01 0.03 %/V 1512fc 2 For more information www.linear.com/LT1512 Document Outline Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Related Parts
absoluTe MaxiMuM raTings pin conFiguraTion (Note 1)
Input Voltage ... 30V TOP VIEW Switch Voltage ... 40V VC 1 8 VSW S/S Pin Voltage .. 30V FB 2 7 GND FB Pin Voltage (Transient, 10ms) ... ±10V IFB 3 6 GND S VFB Pin Current ... 10mA S/S 4 5 VIN IFB Pin Voltage (Transient, 10ms) .. ±10V N8 PACKAGE S8 PACKAGE Storage Temperature Range .. –65°C to 150°C 8-LEAD PDIP 8-LEAD PLASTIC SO Ambient Temperature Range TJMAx = 125°C, qJA = 100°C/w (N) TJMAx = 125°C, qJA = 130°C/w (S) LT1512C (Note 2) ... 0°C to 70°C NOTE: CONTACT FACTORy CONCERNING 16-LEAD LT1512I .. –40°C to 85°C FUSED-LEAD GN PACKAGE wITH LOwER THERMAL RESISTANCE Operating Junction Temperature Range LT1512C (Note 2) .. –20°C to 125°C LT1512I .. –40°C to 125°C Short Circuit.. 0°C to 150°C Lead Temperature (Soldering, 10 sec) ... 300°C
orDer inForMaTion LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT1512CN8#PBF LT1512CN8#TRPBF 1512 8-Lead PDIP 0°C to 70°C LT1512CS8#PBF LT1512CS8#TRPBF 1512 8-Lead Plastic SO 0°C to 70°C LT1512IN8#PBF LT1512IN8#TRPBF 1512I 8-Lead PDIP –40°C to 85°C LT1512IS8#PBF LT1512IS8#TRPBF 1512I 8-Lead Plastic SO –40°C to 85°C
LEAD BASED FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT1512CN8 LT1512CN8#TR 1512 8-Lead PDIP 0°C to 70°C LT1512CS8 LT1512CS8#TR 1512 8-Lead Plastic SO 0°C to 70°C LT1512IN8 LT1512IN8#TR 1512I 8-Lead PDIP –40°C to 85°C LT1512IS8 LT1512IS8#TR 1512I 8-Lead Plastic SO –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
elecTrical characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = 5V, VC = 0.6V, VFB = VREF, IFB = 0V, VSW and S/S pins open, unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VREF VFB Reference Voltage Measured at FB Pin 1.233 1.245 1.257 V VC = 0.8V l 1.228 1.245 1.262 V FB Input Current VFB = VREF 300 550 nA l 600 nA FB Reference Voltage Line Regulation 2.7V ≤ VIN ≤ 25V, VC = 0.8V l 0.01 0.03 %/V 1512fc 2 For more information www.linear.com/LT1512 Document Outline Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Application Related Parts
