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MAX1908 数据表(PDF) 4 Page - Maxim Integrated Products

部件名 MAX1908
功能描述  Low-Cost Multichemistry Battery Chargers
PDF  30 Pages
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制造商  MAXIM [Maxim Integrated Products]
网页  https://www.maximintegrated.com/en.html
标志 MAXIM - Maxim Integrated Products

MAX1908 数据表(HTML) 4 Page - Maxim Integrated Products

  MAX1908 Datasheet HTML 1Page - Maxim Integrated Products MAX1908 Datasheet HTML 2Page - Maxim Integrated Products MAX1908 Datasheet HTML 3Page - Maxim Integrated Products MAX1908 Datasheet HTML 4Page - Maxim Integrated Products MAX1908 Datasheet HTML 5Page - Maxim Integrated Products MAX1908 Datasheet HTML 6Page - Maxim Integrated Products MAX1908 Datasheet HTML 7Page - Maxim Integrated Products MAX1908 Datasheet HTML 8Page - Maxim Integrated Products MAX1908 Datasheet HTML 9Page - Maxim Integrated Products Next Button
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Low-Cost Multichemistry Battery Chargers
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(VDCIN = VCSSP = VCSSN = 18V, VBATT = VCSIP = VCSIN = 12V, VREFIN = 3V, VVCTL = VICTL = 0.75 x VREFIN, CELLS = open, CLS =
REF, VBST - VLX = 4.5V, ACIN = GND = PGND = 0, CLDO = 1µF, LDO = DLOV, CREF = 1µF; CCI, CCS, and CCV are compensated
per Figure 1a; TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
VDCIN = 0V
0.1
1
CSSN Input Current
(MAX8765/MAX8765A Only)
VCSSP = VCSSN = 28V
VDCIN = 28V
0.1
1
µA
CLS Input Range
(MAX1908/MAX8724 Only)
1.6
REF
V
CLS Input Range
(MAX8765/MAX8765A Only)
1.1
REF
V
CLS Input Bias Current
VCLS = 2V
-1
+1
µA
IINP Transconductance
(MAX1908/MAX8724 Only)
GIINP
VCSSP - VCSSN = 75mV
2.7
3
3.3
µA/mV
VCSSP - VCSSN = 75mV
-5
+5
IINP Accuracy
VCSSP - VCSSN = 37.5mV
-7.5
+7.5
%
IINP Transconductance
(MAX8765/MAX8765A Only)
GIINP
VCSSP - VCCSN = 75mV
2.82
3
3.18
µA/mV
IINP Transconductance Error
(MAX8765/MAX8765A Only)
-6
+6
%
IINP Transconductance Offset
(MAX8765/MAX8765A Only)
-10
+10
µA
IINP Output Current
VCSSP - VCSSN = 150mV, VIINP = 0V
350
µA
IINP Output Voltage
VCSSP - VCSSN = 150mV, VIINP = open
3.5
V
SUPPLY AND LDO REGULATOR
DCIN Input Voltage Range
VDCIN
8
28
V
VDCIN falling
7
7.4
DCIN Undervoltage-Lockout Trip
Point
VDCIN rising
7.5
7.85
V
DCIN Quiescent Current
IDCIN
8.0V < VDCIN < 28V
3.2
6
mA
VBATT = 19V, VDCIN = 0V
1
BATT Input Current
IBATT
VBATT = 2V to 19V, VDCIN = 19.3V
200
500
µA
LDO Output Voltage
8V < VDCIN < 28V, no load
5.25
5.4
5.55
V
LDO Load Regulation
0 < ILDO < 10mA
34
100
mV
LDO Undervoltage-Lockout Trip
Point
VDCIN = 8V
3.20
4
5.15
V
REFERENCE
REF Output Voltage
0 < IREF < 500µA
4.072
4.096
4.120
V
REF Undervoltage-Lockout Trip
Point
VREF falling
3.1
3.9
V



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