Datasheet LT8698S, LT8698S-1 (Analog Devices) - 4
| Manufacturer | Analog Devices |
| Description | 5V 3A Output, 42V Input USB Charger with Cable Drop Compensation and Dataline Protection |
| Pages / Page | 40 / 4 — ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply … |
| Revision | A |
| File Format / Size | PDF / 4.5 Mb |
| Document Language | English |
ELECTRICAL CHARACTERISTICS. The. denotes the specifications which apply over the full operating
Model Line for this Datasheet
Text Version of Document
LT8698S/LT8698S-1
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 2) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
FLT Pull Down Resistance VFLT = 0.1V l 150 300 Ω FLT Leakage VFLT = 4V 1 µA STATUS Pull Down Resistance VSTATUS = 0.1V l 150 300 Ω STATUS Leakage VSTATUS = 4V 1 µA SEL1-3 Low Threshold VSEL Rising l 0.48 0.58 0.68 V SEL1-3 Low Threshold Hysteresis 35 mV SEL1-3 High Threshold VSEL Falling l 1.31 1.41 1.51 V SEL1-3 High Threshold Hysteresis 35 mV SEL1-3 Float Voltage l 0.9 1.0 1.1 V SEL1-3 Input Current VSEL = 4V 45 µA VSEL = 0V –15 µA SEL1-3 De-bounce Time 1.25 1.5 1.75 ms Soft Start Time 0.7 1.1 1.6 ms
DATALINE SWITCHES
VOL, VOH Signal Range l 0 3.6 V Off HD+, HD– Current V + – + – HD , VHD = 3.6V, VLD , VLD = 0V –1 0 1 µA V + – + – HD , VHD = 20V, VLD , VLD = 0V 0.75 1 mA Off LD+, LD– Current V + – + – HD , VHD = 0V, VLD , VLD = 3.6V –1 0 1 µA V + – + – HD , VHD = 20V, VLD , VLD = 0V –1 0 1 µA On Leakage Current V + – HD , VHD = 3.6V, 0V –100 0 100 nA On Resistance V + – + – HD , VHD = 0V, 3.6V, ILD , ILD = 20mA 3 Ω On Capacitance to Ground V + – HD , VHD = 200mVDC, 400mVP-P, 480MHz (Note 5) 6.1 pF
VBUS DISCHARGE
BUS/ISN Discharge Current Sink VBUS/ISN = 5V 6 9 12 mA VBUS_LKG BUS/ISN Discharge Status VBUS/ISN Falling 0.5 0.7 V Threshold BUS/ISN Discharge Status 0.35 V Threshold Hysteresis TVLD_VLKG Maximum BUS/ISN Discharge Time VBUS/ISN = 1V 400 500 ms TVBUS_REAPP Minimum BUS/ISN Low Time VBUS/ISN = 1V 100 120 ms STATUS Oscillation Period 7.5 9 10.5 ms
VBUS OFF
IVBUS_LKG_ Regulator Output Leakage Current VBUS/ISN = 0V –70 –0.1 µA SRC VBUS/ISN = 5V 15 80 µA ROTG_VBUS Regulator Output Resistance VBUS/ISN = 0.75V 10 350 kΩ Rev. A 4 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Related Parts
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 2) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
FLT Pull Down Resistance VFLT = 0.1V l 150 300 Ω FLT Leakage VFLT = 4V 1 µA STATUS Pull Down Resistance VSTATUS = 0.1V l 150 300 Ω STATUS Leakage VSTATUS = 4V 1 µA SEL1-3 Low Threshold VSEL Rising l 0.48 0.58 0.68 V SEL1-3 Low Threshold Hysteresis 35 mV SEL1-3 High Threshold VSEL Falling l 1.31 1.41 1.51 V SEL1-3 High Threshold Hysteresis 35 mV SEL1-3 Float Voltage l 0.9 1.0 1.1 V SEL1-3 Input Current VSEL = 4V 45 µA VSEL = 0V –15 µA SEL1-3 De-bounce Time 1.25 1.5 1.75 ms Soft Start Time 0.7 1.1 1.6 ms
DATALINE SWITCHES
VOL, VOH Signal Range l 0 3.6 V Off HD+, HD– Current V + – + – HD , VHD = 3.6V, VLD , VLD = 0V –1 0 1 µA V + – + – HD , VHD = 20V, VLD , VLD = 0V 0.75 1 mA Off LD+, LD– Current V + – + – HD , VHD = 0V, VLD , VLD = 3.6V –1 0 1 µA V + – + – HD , VHD = 20V, VLD , VLD = 0V –1 0 1 µA On Leakage Current V + – HD , VHD = 3.6V, 0V –100 0 100 nA On Resistance V + – + – HD , VHD = 0V, 3.6V, ILD , ILD = 20mA 3 Ω On Capacitance to Ground V + – HD , VHD = 200mVDC, 400mVP-P, 480MHz (Note 5) 6.1 pF
VBUS DISCHARGE
BUS/ISN Discharge Current Sink VBUS/ISN = 5V 6 9 12 mA VBUS_LKG BUS/ISN Discharge Status VBUS/ISN Falling 0.5 0.7 V Threshold BUS/ISN Discharge Status 0.35 V Threshold Hysteresis TVLD_VLKG Maximum BUS/ISN Discharge Time VBUS/ISN = 1V 400 500 ms TVBUS_REAPP Minimum BUS/ISN Low Time VBUS/ISN = 1V 100 120 ms STATUS Oscillation Period 7.5 9 10.5 ms
VBUS OFF
IVBUS_LKG_ Regulator Output Leakage Current VBUS/ISN = 0V –70 –0.1 µA SRC VBUS/ISN = 5V 15 80 µA ROTG_VBUS Regulator Output Resistance VBUS/ISN = 0.75V 10 350 kΩ Rev. A 4 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Related Parts
