Datasheet LTC4162-F (Analog Devices) - 4

HerstellerAnalog Devices
Beschreibung35V/3.2A Multi-Cell LiFePO4 Step-Down Battery Charger with PowerPath and I2C Telemetry
Seiten / Seite52 / 4 — ORDER INFORMATION. PART NUMBER. PART. TAPE AND. TEMP. MARKING*. REEL. …
RevisionA
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DokumentenspracheEnglisch

ORDER INFORMATION. PART NUMBER. PART. TAPE AND. TEMP. MARKING*. REEL. GRADE. DESCRIPTION. TEMPERATURE. RANGE. ELECTRICAL CHARACTERISTICS. The

ORDER INFORMATION PART NUMBER PART TAPE AND TEMP MARKING* REEL GRADE DESCRIPTION TEMPERATURE RANGE ELECTRICAL CHARACTERISTICS The

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link to page 47 LTC4162-F
ORDER INFORMATION PART NUMBER PART TAPE AND TEMP MARKING* REEL GRADE DESCRIPTION TEMPERATURE RANGE
LTC4162IUFD-FSTM#PBF 4162S I 3.6V Fixed Voltage MPPT ON –40°C to 125°C LTC4162IUFD-FFSM#PBF 4162R I 3.8V Rapid Charge MPPT ON –40°C to 125°C LTC4162IUFD-FAD#TRPBF 4162E ✓ I I2C Adjustable Voltage –40°C to 125°C LTC4162IUFD-FST#TRPBF 4162G ✓ I 3.6V Fixed Voltage –40°C to 125°C LTC4162IUFD-FFS#TRPBF 4162F ✓ I 3.8V Rapid Charge –40°C to 125°C LTC4162IUFD-FADM#TRPBF 4162P ✓ I I2C Adjustable Voltage MPPT ON –40°C to 125°C LTC4162IUFD-FSTM#TRPBF 4162S ✓ I 3.6V Fixed Voltage MPPT ON –40°C to 125°C LTC4162IUFD-FFSM#TRPBF 4162R ✓ I 3.8V Rapid Charge MPPT ON –40°C to 125°C Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full specified operating junction temperature range, otherwise specifications are at TA = 25°C (Note 4). VIN = 18V, DVCC = 3.3V, RSNSI = 10mΩ, RSNSB = 10mΩ unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS System Voltages and Currents
VIN Input Supply Voltage l 4.5 35 V VBAT Battery Voltage l 2.7 35 V IBATSENS+ Battery Drain Current VIN – VBATSENS+ > VIN_DUVLO, Terminated 0.5 1 µA VIN – VBATSENS+ < VIN_DUVLO 54 100 µA VIN = 0, SHIPMODE Activated 2.8 5 µA IVIN VIN Drain Current VIN – VBATSENS+ > VIN_DUVLO, Terminated 115 200 µA
Switching Battery Charger
VCHARGE Range 3.4125–3.8 V Resolution (5 Bits) 12.5 mV Accuracy Per cell_count –0.5 0.5 % l –1.5 1.5 % ICHARGE Range 1–32 mV Servo Voltage Resolution (5 Bits) ICHARGE = (VCSP – VCSN)/RSNSB 1 mV (VCSP – VCSN) Accuracy Note 5 –0.25 0.25 mV l –0.75 0.75 mV IINLIM Range 0.5–32 mV Servo Voltage Resolution (6 Bits) IIN = (VCLP – VCLN)/RSNSI 0.5 mV (VCLP – VCLN) Accuracy Note 6 –0.2 0.2 mV VINLIM Range 0.14–36 V Resolution (8 Bits) 140.625 mV Full Scale Accuracy –1 1 % Rev A 4 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram ESD Diagram Timing Diagram Operation Applications Information Register Descriptions Typical Applications Package Description Revision History Typical Application Related Parts