LTC4060 Linear Integrated, LTC4060 Datasheet - Page 3

• Manufacturer Part Number: LTC4060
• Description: Standalone Linear NiMH/NiCd Fast Battery Charger
• Manufacturer: Linear Integrated

ELECTRICAL CHARACTERISTICS
V
V
V
V
V
Charging Performance
I
I
I
I
I
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
I
V
V
V
temperature range, otherwise specifications are at T
currents into the device pins are positive and all currents out of the device pins are negative. All voltages are referenced to GND
unless otherwise specified.
SYMBOL PARAMETER
FCH
FCL
PCH
PCL
BRD
ARL
UVI2
UVD2
UVI3
UVD3
UVH
BR
BRH
BOV
BOVH
FCQ
FCQH
IDT
IDTH
MDV
PROG
ART
ARDT
ARH
ARDEF
ARDIS
CLD
CLDH
HTI
Undervoltage Lockout Exit Threshold
Undervoltage Lockout Entry Threshold
Undervoltage Lockout Exit Threshold
Undervoltage Lockout Entry Threshold
Undervoltage Lockout Hysteresis
High Fast Charge Current (Notes 7, 10)
Low Fast Charge Current (Note 7)
High Precharge Current (Note 7)
Low Precharge Current (Note 7)
Battery Removal Detection Bias Current
Battery Removal Threshold Voltage (Note 8)
Battery Removal Threshold Hysteresis Voltage
(Note 8)
Battery Overvoltage Threshold (Note 8)
Battery Overvoltage Threshold Hysteresis (Note 8) V
Fast Charge Qualification Threshold Voltage
(Note 8)
Fast Charge Qualification Threshold Hysteresis
Voltage (Note 8)
Initial Delay Hold-Off Threshold Voltage (Note 8)
Initial Delay Hold-Off Threshold Hysteresis Voltage V
(Note 8)
–∆V Termination (Note 8)
Program Pin Voltage
Automatic Recharge Programmed Threshold
Voltage Accuracy (Note 8)
Automatic Recharge Default Threshold Voltage
Accuracy (Note 8)
Automatic Recharge Threshold Voltage Hysteresis V
(Note 8)
Automatic Recharge Pin Default Enable Threshold
Voltage
Automatic Recharge Pin Disable Threshold
Voltage
Automatic Recharge Pin Pull-Down Current
NTC Pin Cold Threshold Voltage
NTC Pin Cold Threshold Hysteresis Voltage
NTC Pin Hot Charge Initiation Threshold Voltage
A
= 25°C. V
CONDITIONS
SEL0 = 0, SEL1 = V
SEL0 = 0, SEL1 = V
SEL0 = V
SEL0 = V
For All SEL0, SEL1 Options
R
R
R
R
4.5V < V
V
V
V
V
V
V
CHEM = V
CHEM = 0V (NiMH)
4.5V < V
and 3480Ω
V
4.5V < V
V
4.5V < V
V
V
V
V
CELL
CELL
CELL
CELL
CELL
CELL
CELL
CELL
CELL
CELL
CELL
ARCT
NTC
NTC
NTC
PROG
PROG
PROG
PROG
The
Decreasing, 4.5V < V
Increasing
Decreasing, 4.5V < V
Increasing, 4.5V < V
Decreasing
Increasing, 4.5V < V
Decreasing
Increasing, 4.5V < V
Decreasing
Increasing, 4.5V < V
Decreasing
Decreasing, V
Decreasing, V
Increasing
= 1.3V
= 698Ω, 5V < V
= 3480Ω, 4.5V < V
= 698Ω, 4.5V < V
= 3480Ω, 4.5V < V
●
CC
CC
CC
CC
CC
CC
CC
CC
indicates specifications which apply over the full operating
, SEL1 = V
, SEL1 = V
< 10V, V
< 10V, R
< 10V
< 10V
= 5V, V
(NiCd)
CC
CC
BAT
PROG
ARCT
ARCT
BAT
, V
, V
CC
CC
CC
= V
, V
, V
CC
CC
CC
= 2.8V, GND = 0V unless otherwise specified. All
= 1.1V,
= V
< 10V
= 635Ω
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
Increasing
Decreasing
CC
< 10V
CC
< 10V
< 10V
< 10V
< 10V
< 10V
< 10V
< 10V
< 10V
Increasing
Decreasing
– 0.4V
,
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
0.83 •
0.47 •
1.065
1.235
–450
– 0.8
6.67
6.57
8.28
8.18
0.35
1.95
1.85
1.24
1.45
0.15
MIN
320
840
V
250
V
V
1.9
40
11
5
CC
CC
CC
0.86 •
–300
0.5 •
6.81
6.71
8.47
8.37
2.05
1.95
TYP
100
400
900
150
V
V
0.4
1.3
1.5
1.1
1.3
80
50
50
50
50
16
50
2
8
CC
CC
LTC4060
1.135
1.365
0.89 •
0.53 •
–160
MAX
6.95
6.85
8.65
8.55
0.45
2.15
2.05
1.36
1.54
– 0.2
480
120
960
650
V
V
V
2.1
1.5
21
14
CC
CC
CC
UNITS
3
4060f
mV
mA
mA
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
µA
µA
V
V
V
V
A
A
V
V
V
V
V
V
V
V
V