LTC4156IUFD データシートの表示（PDF） - Linear Technology

部品番号

コンポーネント説明

メーカー

LTC4156IUFD

Dual-Input Power Manager/3.5A LiFePO4 Battery Charger with I2C Control and USB OTG

Linear Technology 

LTC4156

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C (Note 2). VBUS = 5V, BATSNS = 3.3V,

DVCC = 3.3V, RCLPROG1 = RCLPROG2 = 1.21k, RPROG = 499Ω, unless otherwise noted.

Undervoltage Lockout Thresholds

vs Temperature

4.30

4.25 RISING EDGE NOT MAX

4.20

OVP Charge Pump Output

vs Input Voltage

10

9

Battery Drain Current

vs Battery Voltage

4

SHIP-AND-STORE MODE, DVCC = 0V

SHIP-AND-STORE MODE, DVCC = 3.3V

DVCC = 0V

3

DVCC = 3.3V

4.15

RISING EDGE MAX

8

2

4.10

FALLING EDGE NOT MAX

4.05

7

1

FALLING EDGE MAX

4.00

3.95

–40 –25 –10 5 20 35 50 65 80 95 110 125

TEMPERATURE (°C)

4155 G19

6

3.5 4.0 4.5 5.0 5.5 6.0 6.5

INPUT VOLTAGE (V)

4155 G20

0

2.4

2.7

3.0

3.3

3.6

3.9

BATTERY VOLTAGE (V)

4156 G22

CLPROG Voltage vs VBUS Current

1.4

3A INPUT CURRENT LIMIT MODE

1.2

1.0

0.8

0.6

0.4

0.2

0

0 0.5 1.0 1.5 2.0 2.5 3.0 3.5

VBUS CURRENT (A)

4155 G23

CLPROG Voltage vs VOUT Current

1.4

3A INPUT CURRENT LIMIT MODE

1.2

1.0

0.8

0.6

0.4

0.2

0

0 0.5 1.0 1.5 2.0 2.5 3.0 3.5

VOUT CURRENT (A)

4155 G24

VOUT Voltage vs VOUT Current

4.4

3A

4.2

MODE

4.0

900mA MODE

3.8

500mA

3.6 MODE

VBATSNS = 3.7V

BATTERY CHARGER DISABLED

3.4

0

1

2

3

VOUT CURRENT (A)

4

4155 G33

4156f

11

Share Link: