參數(shù)資料
型號: LTC1729CS8-4.1
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Li-Ion Battery Charger Termination Controllers
中文描述: POWER SUPPLY SUPPORT CKT, PDSO8
封裝: 0.150 INCH, PLASTIC, SO-8
文件頁數(shù): 3/12頁
文件大?。?/td> 200K
代理商: LTC1729CS8-4.1
3
LTC1729 Series
The
G
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C, V
IN
= 8V.
LTC1729-4.1/LTC1729-4.2
MIN
TYP
90
100
0.160
0.206
0.460
0.486
0.380
0.405
2.70
2.79
2.10
2.23
2.455
2.465
2.460
2.465
0.5
0.9
0.35
0.6
40
50
SYMBOL
I
NTC
V
NTC-RESET
V
NTC-HOT
PARAMETER
NTC Pin Current
Thermistor Pin Reset Threshold
Thermistor Pin Hot Hold Threshold
CONDITIONS
V
NTC
= 1V
MAX
110
0.240
0.510
0.430
2.90
2.35
2.475
2.470
1.2
0.75
65
UNITS
G
μ
A
V
V
V
V
V
V
V
V
V
μ
A
G
High Going Threshold
Low Going Threshold
High Going Threshold
Low Going Threshold
V
BAT
= 4.1V or V
BAT
= 4.2V
G
G
V
NTC-COLD
Thermistor Pin Cold Hold Threshold
G
G
V
OVP
OVP Pin Voltage
G
V
OL-ST
V
OL-VC
I
SOFT
Output Low Voltage-STATUS Pin
Output Low Voltage-V
C
Pin
Status Soft Pull-Down Current
I
O
= 3mA
I
O
= 1mA
V
STATUS
= 4.5V
G
G
G
ELECTRICAL CHARACTERISTICS
The
G
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25
°
C,
V
IN
= 12V
LTC1729-8.2/LTC1729-8.4
MIN
TYP
SYMBOL
DC CHARACTERISTICS
I
VIN
PARAMETER
CONDITIONS
MAX
UNITS
V
CC
Supply Current
V
IN
= 9V (Below UVLO)
V
IN
= 12V, 200
μ
A Pull-Up on V
BAT
(9V) No Bat
V
IN
= 12V, V
BAT
= 5V Trickle
V
IN
= 12V, V
BAT
= 7V Charge
G
G
1
6
12
2.0
21
5.0
11.4
10.5
1
140
–9.5
–0.5
9.5
9.5
9.5
5.7
5.5
115
±
2.5
110
0.240
0.510
0.430
2.90
2.35
2.475
2.470
1.2
0.75
65
μ
A
mA
mA
mA
1.0
10
0.5
9.5
8.5
–1
60
–19
–2.7
8.5
8.5
8.5
5.1
4.9
85
1.4
17
3.0
10.4
9.6
–0.1
95
–16
–1.3
9
9.013
9
5.4
5.2
100
±
1
100
0.206
0.486
0.405
2.79
2.23
2.465
2.465
0.9
0.6
50
G
V
LKOH
V
LKOL
I
VBAT
V
IN
Undervoltage Lockout High
V
IN
Undervoltage Lockout Low
V
BAT
Current
G
V
V
G
V
IN
= 9V (Below UVLO), V
BAT
= 8.4V
V
IN
= 12V, V
BAT
= 8.5V No Bat
V
IN
= 12V, V
BAT
= 5V Trickle
V
IN
= 12V, V
BAT
= 7V Charge
No Bat (External 200
μ
A Pull-Up on V
BAT
)
High Going Threshold
Low Going Threshold
High Going Threshold
Low Going Threshold
Charge State, V
SENSE
= 7V
Charge State, V
C10
= (V
BAT
– V
SENSE
)
V
NTC
= 1V
G
G
μ
A
μ
A
mA
mA
G
V
CLAMP
V
MAX
V
BAT
Clamp
High V
BAT
Threshold
G
V
V
V
V
V
G
G
V
MIN
Low V
BAT
Threshold
G
G
I
SENSE
V
C10
I
NTC
V
NTC-RESET
V
NTC-HOT
SENSE Pin Current
SENSE Pin C/10 Offset
NTC Pin Current
Thermistor Pin Reset Threshold
Thermistor Pin Hot Hold Threshold
G
μ
A
mV
μ
A
G
G
90
G
0.160
0.460
0.380
2.70
2.10
2.455
2.460
0.5
0.35
40
V
V
V
V
V
V
V
V
V
High Going Threshold
Low Going Threshold
High Going Threshold
Low Going Threshold
V
BAT
= 8.2V or V
BAT
= 8.4V
G
G
V
NTC-COLD
Thermistor Pin Cold Hold Threshold
G
G
V
OVP
OVP Pin Voltage
G
V
OL-ST
V
OL-VC
I
SOFT
Output Low Voltage-STATUS Pin
Output Low Voltage-V
C
Pin
Status Soft Pull-Down Current
I
O
= 3mA
I
O
= 1mA
V
STATUS
= 4.5V
G
G
G
μ
A
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