LTC3576EUFE-1-PBF LINER [Linear Technology], LTC3576EUFE-1-PBF Datasheet - Page 10

• Manufacturer Part Number: LTC3576EUFE-1-PBF
• Description: Switching Power Manager with USB On-the-Go + Triple Step-Down DC/DCs
• Manufacturer: LINER [Linear Technology]

LTC3576/LTC3576-1
TYPICAL PERFORMANCE CHARACTERISTICS
AC COUPLED
AC COUPLED
STEP 5V/DIV
10
OVP INPUT
100mV/DIV
0V TO 5V
VOLTAGE
OVGATE
5V/DIV
5V/DIV
1V/DIV
5V/DIV
5V/DIV
12
10
HVOK
8
6
4
2
0
V
V
V
V
BUS
OUT
BUS
0
OVGATE vs OVSENS
SW
0V
0V
OVSENS CONNECTED
TO INPUT THROUGH
6.2k RESISTOR
OVP Connect Waveform
Battery Charging from USB-HV
BUCK-USB
V
HV
USING LT3653
BUS
IN
= 12V
= 5V
2
INPUT VOLTAGE (V)
500μs/DIV
500μs/DIV
4
6
3576 G34
3576 G31
3576 G28
8
STEP 5V/DIV
AC COUPLED
AC COUPLED
OVP INPUT
200mV/DIV
5V TO 10V
1A/DIV
VOLTAGE
OVGATE
5V/DIV
5V/DIV
37
35
31
29
27
I
33
1V/DIV
5V/DIV
BAT
HVOK
V
–40
V
V
BUS
OVGATE Quiescent Current vs
Temperature
OUT
BUS
V
0A
0V
OVSENS
OVP Disconnect Waveform
USB OTG from BAT-HV BUCK-BAT
V
I
HV
USING LT3653
BUS
BAT
–15
IN
= 5V
= 285mA
= 3.8V
= 12V
TEMPERATURE (°C)
10
500μs/DIV
500μs/DIV
35
60
T
A
3576 G35
= 25°C unless otherwise specifi ed.
3576 G32
85
3576 G29
6.280
6.275
6.260
6.270
6.265
6.255
100
2.30
2.25
2.15
2.10
2.05
2.20
80
40
20
60
0
–40
0
–40
RST3, CHRG Pin Current vs
Voltage (Pull-Down State)
Oscillator Frequency vs
Temperature
V
BAT = 3.8V
Rising OVP Threshold vs
Temperature
BUS
= 5V
–15
RST3, CHRG PIN VOLTAGE (V)
–15
1
TEMPERATURE (°C)
TEMPERATURE (°C)
2
10
10
3
35
35
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
4
60
60
= 5V
= 4.2V
= 3.6V
= 3V
= 2.7V
3576 G36
3576 G30
3576 G33
3576f
5
85
85