Datasheet LTC4150 (Analog Devices) - 3
| 制造商 | Analog Devices |
| 描述 | Coulomb Counter/Battery Gas Gauge |
| 页数 / 页 | 14 / 3 — ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply … |
| 文件格式/大小 | PDF / 176 Kb |
| 文件语言 | 英语 |
ELECTRICAL CHARACTERISTICS. The. denotes the specifi cations which apply over the full operating
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LTC4150
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VDD = 2.7V and 8.5V unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Power Supply Current
IDD Supply Current, Operating VDD = 8.5V l 115 140 μA VDD = 2.7V l 80 100 μA IDD(SD) Supply Current, Shutdown VDD = 8.5V l 10 22 μA VDD = 5.5V l 10 μA VDD = 2.7V l 1.5 μA
AC Characteristics
GVF Voltage to Frequency Gain VSENSE = 50mV to –50mV, 32.0 32.55 33.1 Hz/V 2.7V ≤ VDD ≤ 8.5V l 31.8 33.3 Hz/V ΔGVF(VDD) Gain Variation with Supply 2.7V ≤ VDD ≤ 8.5V 0 0.5 %/V ΔGVF(TEMP) Gain Variation with Temperature (Note 2) l –0.03 0.03 %/ºC INL Integral Nonlinearity –0.4 0.4 % l –0.5 0.5 % tCLR CLR Pulse Width to Reset INT, Figure 2 20 μs INT and CLR Not Connected tINT INT Low Time, INT Connected to CLR Figure 3, CL = 15pF l 1 μs
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 2:
Guaranteed by design and not tested in production. may cause permanent damage to the device. Exposure to any Absolute
Note 3:
Measured at least 20ms after power on. Maximum Rating condition for extended periods may affect device
Note 4:
Tested in feedback loop to SENSE+ and SENSE–. reliability and lifetime. 4150fc 3 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM TIMING DIAGRAMS OPERATION APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS
ELECTRICAL CHARACTERISTICS The
l
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VDD = 2.7V and 8.5V unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Power Supply Current
IDD Supply Current, Operating VDD = 8.5V l 115 140 μA VDD = 2.7V l 80 100 μA IDD(SD) Supply Current, Shutdown VDD = 8.5V l 10 22 μA VDD = 5.5V l 10 μA VDD = 2.7V l 1.5 μA
AC Characteristics
GVF Voltage to Frequency Gain VSENSE = 50mV to –50mV, 32.0 32.55 33.1 Hz/V 2.7V ≤ VDD ≤ 8.5V l 31.8 33.3 Hz/V ΔGVF(VDD) Gain Variation with Supply 2.7V ≤ VDD ≤ 8.5V 0 0.5 %/V ΔGVF(TEMP) Gain Variation with Temperature (Note 2) l –0.03 0.03 %/ºC INL Integral Nonlinearity –0.4 0.4 % l –0.5 0.5 % tCLR CLR Pulse Width to Reset INT, Figure 2 20 μs INT and CLR Not Connected tINT INT Low Time, INT Connected to CLR Figure 3, CL = 15pF l 1 μs
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings
Note 2:
Guaranteed by design and not tested in production. may cause permanent damage to the device. Exposure to any Absolute
Note 3:
Measured at least 20ms after power on. Maximum Rating condition for extended periods may affect device
Note 4:
Tested in feedback loop to SENSE+ and SENSE–. reliability and lifetime. 4150fc 3 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM TIMING DIAGRAMS OPERATION APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS