LTC4055 Linear Technology, LTC4055 Datasheet - Page 7

• Manufacturer Part Number: LTC4055
• Description: USB Power Controller and Li-Ion Linear Charger
• Manufacturer: Linear Technology

TYPICAL PERFOR A CE CHARACTERISTICS
0.5A/DIV
0.5A/DIV
0.5A/DIV
0.5A/DIV
5V/DIV
5V/DIV
5V/DIV
HPWR
WALL
I
WALL
I
OUT
I
BAT
BAT
I
IN
V
I
WALL Disconnect Waveforms
V
V
I
R
Response to HPWR
OUT
OUT
BAT
BAT
PROG
IN
= 50mA
= 100mA
= 3.5V
= 0V
= 3.5V
= 57.6k
250 s/DIV
1ms/DIV
W
4055 G21
4055 G25
U
SUSPEND
0.5A/DIV
0.5A/DIV
0.5A/DIV
0.5A/DIV
0.5A/DIV
5V/DIV
5V/DIV
5V/DIV
WALL
I
WALL
OUT
I
I
BAT
BAT
I
I
IN
IN
Response to Suspend
WALL Connect Waveforms
V
V
I
V
I
R
OUT
OUT
BAT
BAT
PROG
IN
= 50mA
= 5V
= 100mA
= 3.5V
= 3.5V
= 57.6k
1ms/DIV
1ms/DIV
4055 G23
4055 G26
0.5A/DIV
0.5A/DIV
0.5A/DIV
0.5A/DIV
0.5A/DIV
5V/DIV
5V/DIV
5V/DIV
WALL
WALL
I
I
WALL
WALL
OUT
I
I
BAT
BAT
I
IN
WALL Connect Waveforms
V
WALL Disconnect Waveforms
V
V
I
R
V
I
R
OUT
OUT
BAT
BAT
PROG
PROG
IN
IN
= 100mA
= 0V
= 100mA
= 5V
= 3.5V
= 3.5V
= 57.6k
= 57.6k
1ms/DIV
1ms/DIV
LTC4055
4055p
7
4055 G27
4055 G24