LTC4010CFEPBF LINER [Linear Technology], LTC4010CFEPBF Datasheet - Page 6

• Manufacturer Part Number: LTC4010CFEPBF
• Description: High Efficiency Standalone Nickel Battery Charger
• Manufacturer: LINER [Linear Technology]

LTC4010
Typical perForMance characTerisTics

80
–1
90
85
75
70
65
–1
–2
–3
3
2
6
5
4
3
2
1
0
1
0
–50
1
6
Charger Efficiency
Fast Charge Current Line
Regulation
PWM Input Bias Current (OFF)
BAT = 4.8V
DCIN = 5.5V
I
OUT
–30
1.5
= 2A
10
–10
BATTERY VOLTAGE (V)
2
TEMPERATURE (°C)
14
2.5
10
V
SENSE
CC
50°C
25°C
BAT
0°C
18
(V)
3
30
22
3.5
50
26
70
4
4010 G12
4010 G15
4010 G18
4.5
90
30
4.25
4.45
4.35
4.15
4.05
3.95
100
90
80
70
60
–1
–3
–2
3
2
1
0
–50
0
0
Charger Efficiency
Fast Charge Current Output
Regulation
Undervoltage Lockout Threshold
Voltage
DCIN = 20V
I
V
OUT
CC
2
–30
= 20V
= 2A
4
4
–10
BATTERY VOLTAGE (V)
BATTERY VOLTAGE (V)
6
TEMPERATURE (°C)
8
50°C
10
0°C
8
10
25°C
30
12
12
14
50
16
70
16
18
4010 G13
4010 G19
4010 G16
20
90
100
10
60
10
80
40
20
5
5
0
8
6
4
2
0
0
–50 –30
–50
Charger Soft-Start
Shutdown Quiescent Current
Shutdown Threshold Voltage
(V
CC
–30
FAST CHARGE CURRENT
TGATE
– BAT)
–10
–10
TEMPERATURE (°C)
TEMPERATURE (°C)
V
CC
200µs/DIV
10
10
SWITCHING
INCREASING
V
CC
BGATE
30
30
DECREASING
PRECHARGE
50
50
CURRENT
70
70
4010 G14
4010 G17
4010 G20
4010fb
90
90
2
1
0