Datasheet LTC4162-L (Analog Devices) - 7
| Fabricante | Analog Devices |
| Descripción | 35V/3.2A Multi-Cell Lithium-Ion Step-Down Battery Charger with PowerPath and I2C Telemetry |
| Páginas / Página | 52 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 1.5 Mb |
| Idioma del documento | Inglés |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Current and Charge Current
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Versión de texto del documento
LTC4162-L
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Current and Charge Current Resistive Source Input Voltage and Charge Current vs Battery Voltage vs Load Current Charge Current vs Load Current
3.6 3.6 3.6 20 CHARGE 3.2 3.2 CHARGE 3.2 18 CURRENT CURRENT 2.8 2.8 2.8 16 2.4 2.4 14 INPUT VOL 2.4 2.0 INPUT 2.0 12 2.0 CURRENT 1.6 1.6 10 T 1.6 INPUT AGE (V) 1.2 CURRENT (A) 1.2 VOLTAGE 8 1.2 CHARGE CURRENT (A) 0.8 0.8 CHARGE CURRENT (A) 6 0.8 0.4 0.4 4 V SOURCE IMPEDANCE = 5Ω 0.4 V IN = 18V IN = 12V 0.0 V 0.0 input_undervoltage_setting = 7V 2 cell_count = 1 BAT = 3.7V iin_limit_target = 1.2A cell_count = 1 0.0 −0.4 −0.4 0 2.4 2.7 3.0 3.3 3.6 3.9 4.2 4.5 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.0 0.5 1.0 1.5 2.0 2.5 3.0 BATTERY VOLTAGE (V) LOAD CURRENT (A) LOAD CURRENT (A) 4162L G01 4162L G02 4162L G03
No Input Battery Drain Current vs Ship Mode Battery Drain Current VOUT vs VIN Power Path Controller Battery Voltage vs Battery Voltage
12.3 100 4 125°C 125°C VOUT 80 25°C 12.2 3 60 25°C –50°C 12.1 –50°C 2 VOLTAGE (V) 40 OUTV Y DRAIN CURRENT (µA) Y DRAIN CURRENT (µA) 12.0 TTER 1 TTER 20 V BA BA BAT I V N VIN = 0V 11.9 0 0 −0.05 0.00 0.05 0.10 0.15 0.20 0 5 10 15 20 25 30 35 2.5 9.0 15.5 22.0 28.5 35.0 VIN − VBAT VOLTAGE (V) BATTERY VOLTAGE (V) BATTERY VOLTAGE (V) 4162L G04 4162L G05 4162L G06
Top and Bottom Switch RDS(ON) Efficiency vs Input Voltage Efficiency vs Switching Frequency
170 100 100 7 CELLS 5 CELLS 6 CELLS 8 CELLS VBAT = 7.4V I 150 4 CELLS CHARGE = 2.5A 95 cell_count = 2 125°C 3 CELLS 95 2 CELLS 130 90 ANCE (mΩ) 75°C 1 CELL 110 90 25°C 85 90 EFFICIENCY (%) EFFICIENCY (%) SWITCH RESIST 85 V 80 IN = 12V 70 −50°C VIN = 18V VIN = 24V C I HARGE = 2.5A VIN = 30V 50 75 80 0.2 0.7 1.2 1.7 2.2 2.7 3.2 5 10 15 20 25 30 35 1.0 1.5 2.0 2.5 3.0 3.5 4.0 SWITCH PIN CURRENT (A) INPUT VOLTAGE (V) SWITCHING FREQUENCY (MHz) 4162L G07 4162L G08 4162L G09 Rev A For more information www.analog.com 7 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
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Input Current and Charge Current Resistive Source Input Voltage and Charge Current vs Battery Voltage vs Load Current Charge Current vs Load Current
3.6 3.6 3.6 20 CHARGE 3.2 3.2 CHARGE 3.2 18 CURRENT CURRENT 2.8 2.8 2.8 16 2.4 2.4 14 INPUT VOL 2.4 2.0 INPUT 2.0 12 2.0 CURRENT 1.6 1.6 10 T 1.6 INPUT AGE (V) 1.2 CURRENT (A) 1.2 VOLTAGE 8 1.2 CHARGE CURRENT (A) 0.8 0.8 CHARGE CURRENT (A) 6 0.8 0.4 0.4 4 V SOURCE IMPEDANCE = 5Ω 0.4 V IN = 18V IN = 12V 0.0 V 0.0 input_undervoltage_setting = 7V 2 cell_count = 1 BAT = 3.7V iin_limit_target = 1.2A cell_count = 1 0.0 −0.4 −0.4 0 2.4 2.7 3.0 3.3 3.6 3.9 4.2 4.5 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.0 0.5 1.0 1.5 2.0 2.5 3.0 BATTERY VOLTAGE (V) LOAD CURRENT (A) LOAD CURRENT (A) 4162L G01 4162L G02 4162L G03
No Input Battery Drain Current vs Ship Mode Battery Drain Current VOUT vs VIN Power Path Controller Battery Voltage vs Battery Voltage
12.3 100 4 125°C 125°C VOUT 80 25°C 12.2 3 60 25°C –50°C 12.1 –50°C 2 VOLTAGE (V) 40 OUTV Y DRAIN CURRENT (µA) Y DRAIN CURRENT (µA) 12.0 TTER 1 TTER 20 V BA BA BAT I V N VIN = 0V 11.9 0 0 −0.05 0.00 0.05 0.10 0.15 0.20 0 5 10 15 20 25 30 35 2.5 9.0 15.5 22.0 28.5 35.0 VIN − VBAT VOLTAGE (V) BATTERY VOLTAGE (V) BATTERY VOLTAGE (V) 4162L G04 4162L G05 4162L G06
Top and Bottom Switch RDS(ON) Efficiency vs Input Voltage Efficiency vs Switching Frequency
170 100 100 7 CELLS 5 CELLS 6 CELLS 8 CELLS VBAT = 7.4V I 150 4 CELLS CHARGE = 2.5A 95 cell_count = 2 125°C 3 CELLS 95 2 CELLS 130 90 ANCE (mΩ) 75°C 1 CELL 110 90 25°C 85 90 EFFICIENCY (%) EFFICIENCY (%) SWITCH RESIST 85 V 80 IN = 12V 70 −50°C VIN = 18V VIN = 24V C I HARGE = 2.5A VIN = 30V 50 75 80 0.2 0.7 1.2 1.7 2.2 2.7 3.2 5 10 15 20 25 30 35 1.0 1.5 2.0 2.5 3.0 3.5 4.0 SWITCH PIN CURRENT (A) INPUT VOLTAGE (V) SWITCHING FREQUENCY (MHz) 4162L G07 4162L G08 4162L G09 Rev A For more information www.analog.com 7 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