MAX17035(2009) 查看數據表（PDF） - Maxim Integrated
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MAX17035 Datasheet PDF : 27 Pages
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High-Frequency,
Low-Cost SMBus Chargers
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, no load on LDO, VDCIN = VCSSP = VCSSN = 19V, VLX = 0V, VBST - VLX = 5V, VBATT = VCSIP = VCSIN = 16.8V,
TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
ACOK
ACOK Sink Current
ACOK Leakage Current
ACIN
ACIN Threshold
ACIN Threshold Hysteresis
ACIN Falling Delay
ACIN Input-Bias Current
ITHR/ADAPTLIM
ITHR Leakage Current
ADAPTLIM Sink Current
ADAPTLIM Leakage Current
ITHR Threshold
LOGIC LEVELS
SDA/SCL Input Low Voltage
SDA/SCL Input High Voltage
SDA/SCL Input-Bias Current
SWITCHING REGULATOR
DHI Off-Time K Factor
Sense Voltage for Minimum
Discontinuous Mode
Ripple Current
SYMBOL
CONDITIONS
VACOK = 0.4V, ACIN = 2.5V
VACOK = 5.5V, ACIN = 0.5V, TA = +25NC
TA = +25NC
VITHR = 0V to LDO, TA = +25NC
VITHR > VIINP
VITHR < VIINP, TA = +25NC
Calculated = VITHR - VIINP
TA = +25NC
VDCIN = 19V, VBATT = 10V, MAX17035
VDCIN = 19V, VBATT = 10V, MAX17435
VDCIN = 19V, VBATT = 10V, MAX17535
VCSIP - VCSIN
MIN TYP MAX UNITS
1
mA
1
FA
1.465 1.485 1.53
V
20
mV
10
Fs
-1
+1
FA
-1
+1
FA
1
mA
1
FA
-12
+12
mV
0.8
V
2.1
V
-1
+1
FA
29
35
41
47
52
57
ns/V
80
87
94
5
mV
Zero-Crossing Comparator
Threshold
Cycle-by-Cycle Current-Limit
Sense Voltage
DHI Resistance High
DHI Resistance Low
DLO Resistance High
DLO Resistance Low
ADAPTER DETECTION
Adapter Absence Detect
Threshold
Adapter Detect Threshold
CHARGE-PUMP MOSFET DRIVER
PDSL Gate-Driver Source Current
PDSL Gate-Driver Output Voltage
High
VCSIP - VCSIN
VCSIP - VCSIN
IDHI = 10mA
IDHI = -10mA
IDLO = 10mA
IDLO = -10mA
VDCIN - VBATT, VDCIN falling
VDCIN - VBATT, VDCIN rising
VPDSL - VDCIN = 3V, VDCIN = 19V
VDCIN = 19V, open load
5
mV
120 125 130
mV
1.5
3
I
0.8
1.6
I
3
6
I
3
6
I
50
120 200
mV
340 430 600
mV
40
64
FA
VDCIN VDCIN
+ 5.3 + 8
V
4 _______________________________________________________________________________________
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