Datasheet LTC4162-F (Analog Devices) - 8
| Hersteller | Analog Devices |
| Beschreibung | 35V/3.2A Multi-Cell LiFePO4 Step-Down Battery Charger with PowerPath and I2C Telemetry |
| Seiten / Seite | 50 / 8 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| Revision | A |
| Dateiformat / Größe | PDF / 1.1 Mb |
| Dokumentensprache | Englisch |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. 3.3Ah 2-Cell Battery Charge
Textversion des Dokuments
LTC4162-F
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. 3.3Ah 2-Cell Battery Charge 400mAh 2-Cell Battery Rapid Current and Voltage vs Time Charge Current and Voltage vs Time
4.0 7.5 1.8 7.5 BATTERY VOLTAGE 15 MINUTE ABSORB TERMINATION TERMINA 1.5 7.2 3.2 7.0 BATTERY BA VOLTAGE BA TTER 1.2 TTER CHARGE 6.9 2.4 6.5 Y VOL CURRENT Y VOL CHARGE CURRENT T 0.9 6.6 AGE (V) TAGE (V) 1.6 6.0 1 HOUR CV TIMER 0.6 6.3 CHARGE CURRENT (A) TERMINATION TERMINA CHARGE CURRENT (A) 0.8 5.5 1 HOUR CV TIMER 0.3 TERMINATION TERMINA 6.0 I V N = 18V V = 12V 0.0 5.0 0.0 IN 5.7 0.0 0.5 1.0 1.5 2.0 0.0 0.5 1.0 1.5 2.0 TIME (H) TIME (H) 4162F G10 4162F G11
Charge Current During BSR Example Power Path Handover Measurement Cycle
25 5 BATFET INFET 4 20 3 OPEN CIRCUIT BAT OPEN CIRCUIT BA TER T Y TER TAGE (V) 15 VOLT VOL AGE MEASUREMENT T ca. THIS TIME POINT 2 TFET VOL 10 1 CHARGE CURRENT (A) INFET / BA 5 VBATSENS+ = 15V 0 VIN = 15V TO 15.5V QGS = 6nC 0 −1 0 20 40 60 80 100 0 10 20 30 40 50 TIME (µs) TIME (ms) 4162F G12 4162F G13
Light to Dark Solar Panel Tracking Solar Panel Global Sweep
35 1.4 24 1.20 1 CELL 30 PANEL 21 1.05 CURRENT 1.2 PANEL 18 VOLTAGE 0.90 25 P PANEL 1.0 PANEL CURRENT (A) ANEL CURRENT (A) VOLTAGE 15 0.75 20 0.8 TAGE (V) TAGE (V) 12 PANEL 0.60 15 0.6 CURRENT 9 0.45 PANEL VOL 10 0.4 PANEL VOL 6 0.30 5 0.2 3 0.15 0 0.0 0 0.00 0 100 200 300 400 500 0.0 0.6 1.2 1.8 2.4 3.0 TIME (s) TIME (s) 4162F G14 4162F G15 Rev 0 8 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 Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. 3.3Ah 2-Cell Battery Charge 400mAh 2-Cell Battery Rapid Current and Voltage vs Time Charge Current and Voltage vs Time
4.0 7.5 1.8 7.5 BATTERY VOLTAGE 15 MINUTE ABSORB TERMINATION TERMINA 1.5 7.2 3.2 7.0 BATTERY BA VOLTAGE BA TTER 1.2 TTER CHARGE 6.9 2.4 6.5 Y VOL CURRENT Y VOL CHARGE CURRENT T 0.9 6.6 AGE (V) TAGE (V) 1.6 6.0 1 HOUR CV TIMER 0.6 6.3 CHARGE CURRENT (A) TERMINATION TERMINA CHARGE CURRENT (A) 0.8 5.5 1 HOUR CV TIMER 0.3 TERMINATION TERMINA 6.0 I V N = 18V V = 12V 0.0 5.0 0.0 IN 5.7 0.0 0.5 1.0 1.5 2.0 0.0 0.5 1.0 1.5 2.0 TIME (H) TIME (H) 4162F G10 4162F G11
Charge Current During BSR Example Power Path Handover Measurement Cycle
25 5 BATFET INFET 4 20 3 OPEN CIRCUIT BAT OPEN CIRCUIT BA TER T Y TER TAGE (V) 15 VOLT VOL AGE MEASUREMENT T ca. THIS TIME POINT 2 TFET VOL 10 1 CHARGE CURRENT (A) INFET / BA 5 VBATSENS+ = 15V 0 VIN = 15V TO 15.5V QGS = 6nC 0 −1 0 20 40 60 80 100 0 10 20 30 40 50 TIME (µs) TIME (ms) 4162F G12 4162F G13
Light to Dark Solar Panel Tracking Solar Panel Global Sweep
35 1.4 24 1.20 1 CELL 30 PANEL 21 1.05 CURRENT 1.2 PANEL 18 VOLTAGE 0.90 25 P PANEL 1.0 PANEL CURRENT (A) ANEL CURRENT (A) VOLTAGE 15 0.75 20 0.8 TAGE (V) TAGE (V) 12 PANEL 0.60 15 0.6 CURRENT 9 0.45 PANEL VOL 10 0.4 PANEL VOL 6 0.30 5 0.2 3 0.15 0 0.0 0 0.00 0 100 200 300 400 500 0.0 0.6 1.2 1.8 2.4 3.0 TIME (s) TIME (s) 4162F G14 4162F G15 Rev 0 8 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 Typical Application Related Parts