MAX8730 データシートの表示（PDF） - Maxim Integrated
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MAX8730 Datasheet PDF : 29 Pages
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Low-Cost Battery Charger
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1. VSRC = VASNS = VCSSP = VCSSN = 18V, VBATT = VCSIP = VCSIN = 12V, VVCTL = VICTL = 1.8V, MODE = float,
ACIN = 0, CLS = REF, REFON = LDO, INPON = LDO, RELTH = 2V. TA = 0°C to +85°C, unless otherwise noted. Typical values are at
TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
DHI Resistance Low
DHI Resistance High
ERROR AMPLIFIERS
GMV Loop Transconductance
GMI Loop Transconductance
GMS Loop Transconductance
IDHI = -10mA
IDHI = 10mA
2
4
Ω
1
2
Ω
VCTL = 3.6V, VBATT = 16.8V, MODE = LDO
VCTL = 3.6V, VBATT = 12.6V, MODE = FLOAT
ICTL = 3.6V, VCSSP - VCSIN = 75mV
VCLS = 2.048V, VCSSP - VCSSN = 75mV
0.0625
0.0833
0.5
0.5
0.125
0.167
1
1
0.250
0.333
2
2
mA/V
mA/V
mA/V
CCI/CCS/CCV Clamp Voltage
1.1V < VCCV < 3.0V,
1.1V < VCCI < 3.0V,
1.1V < VCCS < 3.0V
150
300
600
mV
LOGIC LEVELS
MODE, REFON Input Low Voltage
0.5
V
MODE Input Middle Voltage
1.9
2.65
3.3
V
MODE, REFON Input High Voltage
3.4
V
MODE, REFON, INPON Input
Bias Current
MODE = 0 or 3.6V
-2
+2
µA
INPON Threshold
ADAPTER DETECTION
VINPON rising
VINPON falling
2.2
V
0.8
V
ACOK Voltage Range
ACOK Sink Current
ACOK Leakage Current
BATTERY DETECTION
VACOK = 0.4V, ACIN = 1.5V
VACOK = 28V, ACIN = 2.5V
0
28
V
1
mA
1
µA
BATT Overvoltage Threshold
VVCTL = VLDO , BATT
VMODE = VLDO
+140
rising; result with respect
mV
to battery-set voltage
VMODE = FLOAT
+100
BATT Overvoltage Hysteresis
100
mV
RELTH Operating Voltage Range
0.9
2.6
V
RELTH Input Bias Current
BATT Minimum Voltage Trip
Threshold
PDS, PDL SWITCH CONTROL
VRELTH = 0.9V to 2.6V
-50
+50
nA
VBATT falling
VRELTH = 0.9V
4.42
4.5
4.58
V
VRELTH = 2.6V 12.77 13.0 13.23
Adapter-Absence Detect
Threshold
VASNS - VBATT, VASNS falling
-300 -280 -240
mV
Adapter-Detect Threshold
PDS Output Low Voltage
PDS/PDL Output High Voltage
PDS/PDL Turn-Off Current
VASNS - VBATT
Result with respect to SRC, IPDS = 0
Result with respect to SRC, IPD_ = 0
VPDS = VSRC - 2V, VSRC = 16V
-140 -100 -60
mV
-8
-10
-12
V
-0.2 -0.5
V
6
12
mA
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