LTC4160EPDC-PBF View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC4160EPDC-PBF

Switching Power Manager with USB On-The-Go And Overvoltage Protection

Linear Technology 

LTC4160/LTC4160-1

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted.

3.3V LDO Output Voltage vs

Load Current, VBUS = 0V

3.4

BAT = 3.9V, 4.2V BAT = 3.4V

BAT = 3.5V

3.2

BAT = 3.6V

3.3V LDO Step Response

(5mA to 15mA)

ILDO3V3

5mA/DIV

0mA

3.0

2.8 BAT = 3V

BAT = 3.1V

BAT = 3.2V

VLDO3V3

20mV/DIV

AC COUPLED

BAT = 3.8V

BAT = 3.3V

2.6

0

5

10

15

20

25

LOAD CURRENT (mA)

41601 G34

20μs/DIV

41601 G35

OVP Connect Waveform

2V/DIV

0V

OVGATE

VBUS

250μs/DIV

OVP Disconnect Waveform

VBUS

5V/DIV

OVGATE

5V/DIV

OVP INPUT

VOLTAGE

5V TO 10V

STEP 5V/DIV

41601 G37

500μs/DIV

41601 G38

OVGATE vs OVSENS

12 OVSENS CONNECTED

TO INPUT THROUGH

10 6.2k RESISTOR

8

6

4

2

0

0

2

4

6

8

INPUT VOLTAGE (V)

41601 G40

OVSENS Quiescent Current vs

Temperature

48

VOVSENS = 5V

45

42

39

36

33

30

–40

–15 10

35

60

85

TEMPERATURE (°C)

41601 G41

Oscillator Frequency vs

Temperature

2.30

2.25

2.20

2.15

2.10

2.05

–40

VOUT = 5V

VOUT = 4.2V

VOUT = 3.6V

VOUT = 3V

VOUT = 2.7V

–15 10

35

60

85

TEMPERATURE (°C)

41601 G36

Rising OVP Threshold vs

Temperature

6.47

6.46

6.45

6.44

6.43

6.42

–40

–15 10

35

60

85

TEMPERATURE (°C)

41601 G39

VBUSGD, CHRG, FAULT Pin

Current vs Voltage (Pull-Down

State)

120

VBUS = 5V

BAT = 3.8V

100

VBUSGD

80

60

FAULT, CHRG

40

20

0

0

1

2

3

4

5

VBUSGD, CHRG, FAULT PIN VOLTAGE (V)

41601 G42

41601f

9

Share Link: