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MAX1908 Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX1908 Datasheet(HTML) 4 Page - Maxim Integrated Products |
4 / 29 page 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 = float, 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 = 0 0.1 1 CSSN Input Current (MAX8765 Only) VCSSP = VCSSN = 28V VDCIN = 28V 0.1 1 µA CLS Input Range (MAX1908/MAX8724 Only) 1.6 REF V CLS Input Range (MAX8765 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 Only) GIINP VCSSP - VCCSN = 75mV 2.82 3 3.18 µA/mV IINP Transconductance Error (MAX8765 Only) -6 +6 % IINP Transconductance Offset (MAX8765 Only) -10 +10 µA IINP Output Current VCSSP - VCSSN = 150mV, VIINP = 0 350 µA IINP Output Voltage VCSSP - VCSSN = 150mV, VIINP = float 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 = 0 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 |
Similar Part No. - MAX1908_05 |
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Similar Description - MAX1908_05 |
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