LT1513IR Linear Technology, LT1513IR Datasheet - Page 4

• Manufacturer Part Number: LT1513IR
• Description: IC BATT CHRGR CONST/PROG I/V 7DD
• Manufacturer: Linear Technology

Specifications of LT1513IR

• Function: Charge Management
• Battery Type: All Battery Types
• Voltage - Supply: 2.7 V ~ 25 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-8, D²Pak (7 leads + Tab), TO-263CA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LT1513/LT1513-2
TYPICAL PERFORMANCE CHARACTERISTICS
4
1.0
0.9
0.8
0.7
0.2
0.1
0.6
0.5
0.4
0.3
0
0
Switch Saturation Voltage
vs Switch Current
0.4
0.8
–20
–50
–10
–30
–40
3.0
2.0
1.5
0.5
2.5
1.0
0
SWITCH CURRENT (A)
0
1.2
–50
–50
Negative Feedback Input Current
vs Temperature
Minimum Peak-to-Peak
Synchronization Voltage vs Temperature
f
SYNC
1.6
–25
–25
2.0
= 700kHz
100 C
0
0
2.4
TEMPERATURE ( C)
TEMPERATURE ( C)
–55 C
150 C
25
25
2.8
W
3.2
50
50
LT1513 • G01
25 C
3.6
75
75
U
4.0
100 125 150
100
LT1513 • G06
LT1513 • G04
125
150
6
5
4
3
2
1
0
0
Switch Current Limit
vs Duty Cycle
10
20
30
DUTY CYCLE (%)
40
50
60
–55 C
70
800
700
600
500
400
300
200
100
12
10
8
6
4
2
0
25 C AND
125 C
0
–50
0
Output Charging Characteristics
Showing Constant-Current and
Constant-Voltage Operation
Feedback Input Current
vs Temperature
80
MAXIMUM AVAILABLE
CHARGING CURRENT
LT1513 • G02
0.2
V
–25
90
FB
WITH 12V INPUT
= V
0.4
100
CHARGING CURRENT (A)
REF
0
(A)
0.6
TEMPERATURE ( C)
25
0.8
1.0
50
3.0
2.6
2.4
2.0
1.8
2.8
2.2
(B)
–50
1.2
Minimum Input Voltage
vs Temperature
75
1.4
–25
100
V
1.6
(C)
IN
0
= 12V
LT1513 • G05
125
1.8
TEMPERATURE ( C)
1513 G07
25
2.0
150
(A) 8.4V BATTERY
(B) 8.4V BATTERY
(C) 4.2V BATTERY
50
I
I
I
CHRG
CHRG
CHRG
75
= 0.5A
= 1A
= 1.5A
100
sn1513 1513fas
LT1513 • G03
125
150