Datasheet LTC1759 (Analog Devices) - 2

ManufacturerAnalog Devices
DescriptionSmart Battery Charger
Pages / Page28 / 2 — ABSOLUTE MAXIMUM RATINGS. PACKAGE/ORDER INFORMATION. (Note 1). ELECTRICAL …
File Format / SizePDF / 302 Kb
Document LanguageEnglish

ABSOLUTE MAXIMUM RATINGS. PACKAGE/ORDER INFORMATION. (Note 1). ELECTRICAL CHARACTERISTICS. The

ABSOLUTE MAXIMUM RATINGS PACKAGE/ORDER INFORMATION (Note 1) ELECTRICAL CHARACTERISTICS The

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LTC1759
W W W U U W U ABSOLUTE MAXIMUM RATINGS PACKAGE/ORDER INFORMATION (Note 1)
Voltage at V TOP VIEW CC, UV, BAT1, CLP,CLN, SPIN, ORDER PART SENSE with respect to AGND ..– 0.3V to 27V BOOST 1 36 PGND NUMBER TGATE 2 35 Voltage at DCIN, BAT2 with Respect BGATE SW 3 34 GBIAS to DGND ..– 0.3V to 27V SYNC 4 33 BOOSTC LTC1759CG Voltage at INTB, SDA, SCL, DCDIV with Respect SDB 5 32 VCC to DGND ... – 0.3V to 7V AGND 6 31 BAT1 UV 7 30 SPIN BOOST, BOOSTC Voltage with Respect to VCC .. 10V INFET 8 29 SENSE Voltage at VDD with Respect to DGND .. – 0.3V to 7V CLP 9 28 PROG SW Voltage with Respect to AGND .. – 2V to V CLN 10 27 V CC C GBIAS, SYNC .. – 0.3V to 10V COMP1 11 26 VSET CHGEN 12 25 VLIMIT VC, PROG, VSET Voltage with Respect INTB 13 24 ILIMIT to AGND .. – 0.3V to 7V SDA 14 23 BAT2 TGATE, BGATE Current Continuous .. ±200mA SCL 15 22 DCIN V 16 21 TGATE, BGATE Output Energy (per Cycle) .. 2µJ DCDIV DD I 17 20 RNR SET PGND, DGND with Respect to AGND .. ±0.3V DGND 18 19 THERM Current into Any Pin ... ±100mA G PACKAGE Operating Ambient Temperature Range .. 0°C to 70°C 36-LEAD PLASTIC SSOP Operating Junction TJMAX = 125°C, θJA = 85°C/ W Temperature Range .. – 40°C to 125°C Storage Temperature ... – 65°C to 150°C Consult factory for Industrial and Military grade parts. Lead Temperature (Soldering, 10 sec)... 300°C
ELECTRICAL CHARACTERISTICS The

denotes specifications which apply over the full operating temperature range (TJ = 0
°
C to 100
°
C), otherwise specifications are TA = 25
°
C. VCC = DCIN = 18V, VBAT1, 2 = 12.6V, VDD = 3.3V unless otherwise specified. PARAMETER CONDITIONS MIN TYP MAX UNITS Supply and Reference
DCIN, VCC Operating Voltage ● 11 24 V VCC Operating Current VCC ≤ 24V ● 12 20 mA DCIN Operating Current VDCIN = 24V ● 85 150 µA UV Lockout Threshold Voltage on UV Pin Rising ● 6.3 6.7 7.25 V UV Pin Input Current 0V ≤ VUV ≤ 8V ● – 1 5 µA Battery Discharge Current VUV ≤ 0.4V, All Connected Pins 40 80 µA VDD Operating Voltage ● 3.0 5.5 V VDD Operating Current Charging, VDD = 5.5V, Shorted Thermistor 1.35 2 mA Not Charging, VDD = 5.5V 80 150 µA VDD Undervoltage Lockout ● 1.6 2.2 2.9 V
Switching Regulator
Charging Voltage Accuracy (Notes 3, 5) 2.465V ≤ VBAT2 ≤ VMAX ● – 1 1 % Charging Current Accuracy (Note 3) RSET Tolerance = 1% – 5 5 % 2