LTC3550EDHC-1#TR Linear Technology, LTC3550EDHC-1#TR Datasheet - Page 8

• Manufacturer Part Number: LTC3550EDHC-1#TR
• Description: IC,Battery Management,CMOS,LLCC,16PIN,PLASTIC
• Manufacturer: Linear Technology
• Type: Battery Chargerr

Specifications of LTC3550EDHC-1#TR

• Battery Type: Li-Ion
• Output Current: 800mA
• Output Voltage: 4.2V
• Operating Supply Voltage (min): 2.5V
• Operating Supply Voltage (max): 5.5V
• Operating Temp Range: -40C to 85C
• Mounting: Surface Mount
• Pin Count: 16
• Operating Temperature Classification: Industrial
• Lead Free Status / Rohs Status: Not Compliant

LTC3550-1
TYPICAL PERFOR A CE CHARACTERISTICS
8
1.90
1.89
1.88
1.87
1.86
1.85
50
45
40
35
30
25
20
15
10
5
0
0
Buck Regulator Output Voltage
vs Load Current
Buck Regulator Supply
Current vs V
2
V
V
I
CC
LOAD
OUT
100
= 3.6V
= 1.875V
= 0A
200 300 400
3
CC
I
LOAD
V
120
100
CC
20
80
60
40
4
0
(mA)
500
(V)
Switch Leakage Current vs V
0
RUN = 0V
600
1
W
700
5
SYNCHRONOUS
800
35501 G28
3550-1 G31
2
U
900
V
6
CC
SWITCH
3
(V)
SWITCH
MAIN
4
0.7
0.4
0.3
0.2
0.6
0.5
0.1
50
45
40
35
30
25
20
15
10
5
0
0
–50
0
R
Buck Regulator Supply Current
vs Temperature
T
V
V
I
CC
LOAD
5
DS(ON)
A
CC
OUT
3550-1 G34
= 25°C
–25
= 3.6V
1
= 1.875V
= 0A
6
vs V
2
0
SYNCHRONOUS
TEMPERATURE (°C)
CC
SWITCH
25
3
V
CC
MAIN
SWITCH
(V)
200mA/DIV
50
20mV/DIV
4
5V/DIV
V
75
OUT
5
SW
I
L
Burst Mode Operation
V
I
LOAD
100
CC
6
3550-1 G32
3550-1 G29
T
= 3.6V
A
= 10mA
125
= 25°C, unless otherwise noted.
7
4µs/DIV
300
250
200
150
100
0.7
0.6
0.4
0.3
0.2
0.5
0.1
50
0
0
–50
–50
Buck Regulator Switches R
vs Temperature
Switch Leakage Current
vs Temperature
V
RUN = 0V
CC
–25
–25
= 5.5V
SYNCHRONOUS SWITCH
MAIN SWITCH
SYNCHRONOUS SWITCH
V
CC
0
= 4.2V
0
TEMPERATURE (°C)
TEMPERATURE (°C)
35501 G35
25
25
V
CC
MAIN SWITCH
50
= 3.6V
50
V
CC
= 2.7V
75
75
DS(ON)
100
100
3550-1 G30
3550-1 G33
35501f
125
125