MAX1647 データシートの表示（PDF） - Maxim Integrated
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MAX1647 Datasheet PDF : 24 Pages
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Chemistry-Independent
Battery Chargers
ELECTRICAL CHARACTERISTICS (continued)
(VDCIN = 18V, VREF = 4.096V, TA = 0°C to +85°C. Typical values are at TA = +25°C, unless otherwise noted.)
PARAMETER
ERROR AMPLIFIERS
GMV Amplifier Transconductance
GMI Amplifier Transconductance
GMV Amplifier Maximum
Output Current
GMI Amplifier Maximum
Output Current
CONDITIONS
MIN TYP MAX UNITS
1.4
mA/V
0.2
mA/V
±80
µA
±200
µA
CCI Clamp Voltage with
Respect to CCV
1.1V < VCCV < 3.5V
25
80
200
mV
CCV Clamp Voltage with
Respect to CCI
1.1V < VCCI < 3.5V
25
TRIP POINTS AND LINEAR CURRENT SOURCES
BATT POWER_FAIL Trip Point
MAX1647
86.5
THM THERMISTOR_OR
Over-Range Trip Point
MAX1647
89.5
THM THERMISTOR_COLD
Trip Point
74
THM THERMISTOR_HOT
Trip Point
22
THM THERMISTOR_UR
Under-Range Trip Point
MAX1647
3
IOUT Output Current
MAX1647,
VDCIN = 7.5V,
VIOUT = 0V
ChargingCurrent( ) = 0x001F 25
ChargingCurrent( ) = 0x0000
IOUT Operating Voltage Range
With respect to DCIN voltage
-7.5
CURRENT- AND VOLTAGE-SETTING DACs (MAX1647)
CDAC Current-Setting DAC Resolution Guaranteed monotonic
6
VDAC Voltage-Setting DAC Resolution Guaranteed monotonic
10
SETV, SETI (MAX1648)
SETV Input Bias Current
SETI Input Bias Current
SETV Input Voltage Range
0
SETI Input Voltage Range
0
LOGIC LEVELS (MAX1647)
SDA, SCL Input Low Voltage
SDA, SCL Input High Voltage
2.8
SDA, SCL Input Bias Current
-1
SDA Output Low Sink Current
VSDA = 0.6V
6
80
200
mV
89
91
75.5
23.5
4.5
31
91.5
92.5
77
25
6
35
10
-1.0
% of
VDCIN
% of
VREF
% of
VREF
% of
VREF
% of
VREF
mA
µA
V
bits
bits
1
µA
5
µA
4.2
V
1.024
V
0.8
V
V
1
µA
mA
Note 1: When DCIN is less than 4V, VL is less than 3.2V, causing the battery current to be typically 2µA (CS plus BATT input
current).
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