LTC3550EDHC#PBF Linear Technology, LTC3550EDHC#PBF Datasheet - Page 5

• Manufacturer Part Number: LTC3550EDHC#PBF
• Description: IC CHARGER BATT DUAL 16-DFN
• Manufacturer: Linear Technology

Specifications of LTC3550EDHC#PBF

• Function: Charge Management
• Battery Type: Lithium-Ion (Li-Ion)
• Voltage - Supply: 4.3 V ~ 8 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-WFDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL PERFOR A CE CHARACTERISTICS
1.008
1.006
1.004
1.002
1.000
0.998
0.996
0.994
0.992
900
800
700
600
500
400
300
200
100
4.26
4.24
4.22
4.20
4.18
4.16
4.14
4.12
4.10
0
–50
0
0
Regulated Charger Output (Float)
Voltage vs Charge Current
IUSB Pin Voltage vs Temperature
(Constant-Current Mode)
Charge Current
vs IUSB Pin Voltage
V
HPWR = 5V
V
USBIN
DCIN
100 200 300
0.2
–25
= V
= 5V
USBIN
R
CHARGE CURRENT (mA)
IDC
TEMPERATURE (°C)
0.4
0
= R
V
= 5V
V
USBIN
V
USBIN
IUSB
IUSB
R
0.6
400
IUSB
25
= 2k
= 4.3V
(V)
= 8V
= 1.25k
500 600 700
0.8
50
R
R
R
W
IDC
IUSB
IUSB
1.0
= 1.25k
75
= 10k
= 2k
3550 G06
3550 G04
3550 G01
U
800
1.2
100
0.208
0.206
0.204
0.202
0.200
0.198
0.196
0.194
0.192
4.220
4.215
4.210
4.205
4.200
4.195
4.190
4.185
4.180
35
30
25
20
15
10
5
0
–50
–50
0
Regulated Charger Output (Float)
Voltage vs Temperature
⎯ P ⎯ W ⎯ R Pin I-V Curve
IUSB Pin Voltage vs Temperature
(Constant-Current Mode)
HPWR = 0V
V
V
DCIN
DCIN
1
–25
–25
= V
= V
USBIN
USBIN
2
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
V
V
USBIN
= 5V
= 5V
USBIN
V
3
PWR
25
25
= 4.3V
= 8V
(V)
4
50
50
5
T
T
T
A
A
A
= –40°C
75
75
= 25°C
= 90°C
6
3550 G43
3550 G07
3550 G02
T
A
100
100
= 25°C, unless otherwise noted.
7
1.008
1.006
1.004
1.002
1.000
0.998
0.996
0.994
0.992
900
800
700
600
500
400
300
200
100
35
30
25
20
15
10
0
5
0
–50
0
⎯ C ⎯ H ⎯ R ⎯ G Pin I-V Curve
IDC Pin Voltage vs Temperature
(Constant-Current Mode)
Charge Current vs IDC Pin Voltage
0
V
V
DCIN
DCIN
–25
0.2
1
= V
= 5V
USBIN
TEMPERATURE (°C)
2
0.4
0
V
R
V
= 5V
DCIN
IDC
DCIN
V
V
3
CHRG
IDC
0.6
= 1.25k
LTC3550
25
= 4.3V
(V)
= 8V
4
(V)
0.8
50
R
5
R
IDC
T
IDC
T
T
A
A
A
1.0
= –40°C
75
= 10k
= 25°C
= 90°C
= 2k
6
3550 G05
3550 G03
3550 G08
3550fa
5
100
1.2
7