参数资料
型号: LTC4006EGN-2#PBF
厂商: Linear Technology
文件页数: 3/20页
文件大小: 0K
描述: IC CHARGER BATTERY 4A 16-SSOP
标准包装: 100
功能: 充电管理
电池化学: 锂离子(Li-Ion)
电源电压: 6 V ~ 28 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-SSOP
包装: 管件
产品目录页面: 1341 (CN2011-ZH PDF)
LTC4006
ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full operating
temperature range (Note 4), otherwise specifications are at T A = 25 ° C. V DCIN = 20V, V BAT = 12V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Current Comparators I CMP and I REV
I TMAX
Maximum Current Sense Threshold (V CSP – V BAT )
V ITH = 2.5V
140
165
200
mV
I TREV
Reverse Current Threshold (V CSP – V BAT )
– 30
mV
Current Sense Amplifier, CA2
Transconductance
1
mmho
Source Current
Sink Current
Measured at I TH , V ITH = 1.4V
Measured at I TH , V ITH = 1.4V
– 40
40
μ A
μ A
Current Limit Amplifier
Transconductance
1.5
mmho
V CLP
Current Limit Threshold
93
100
107
mV
I CLP
CLP Input Bias Current
100
nA
Voltage Error Amplifier, EA
Transconductance
1
mmho
Sink Current
Measured at I TH , V ITH = 1.4V
36
μ A
OVSD
Overvoltage Shutdown Threshold as a Percent
102
107
110
%
of Programmed Charger Voltage
Input P-Channel FET Driver (INFET)
DCIN Detection Threshold (V DCIN – V CLN )
DCIN Voltage Ramping Up
0
0.17
0.25
V
from V CLN – 0.1V
Forward Regulation Voltage (V DCIN – V CLN )
25
50
mV
Reverse Voltage Turn-Off Voltage (V DCIN – V CLN )
DCIN Voltage Ramping Down
– 60
– 25
mV
INFET “On” Clamping Voltage (V DCIN – V INFET )
I INFET = 1 μ A
5
5.8
6.5
V
INFET “Off” Clamping Voltage (V DCIN – V INFET )
I INFET = – 25 μ A
0.25
V
Thermistor
NTCVR
Reference Voltage During Sample Time
4.5
V
High Threshold
V NTC Rising
NTCVR
NTCVR
NTCVR
V
? 0.48
? 0.5
? 0.52
Low Threshold
V NTC Falling
NTCVR
NTCVR
NTCVR
V
? 0.115
? 0.125
? 0.135
Thermistor Disable Current
V NTC ≤ 10V
10
μ A
Indicator Outputs (ACP/SHDN, CHG)
C10TOL
LBTOL
C/10 Indicator Accuracy
LOBAT Threshold Accuracy
RESTART Threshold Accuracy
Voltage Falling at PROG
LTC4006-6
LTC4006-2
LTC4006-4
LTC4006-6
LTC4006-2
LTC4006-4
0.375
4.70
7.27
9.70
7.5
11.35
15.15
0.400
4.93
7.5
10
7.8
11.7
15.6
0.425
5.14
7.71
10.28
7.96
11.94
15.92
V
V
V
V
V
V
V
V OL
V OH
I PO
Low Logic Level of ACP/SHDN, CHG
High Logic Level of ACP/SHDN
Pull-Up Current on ACP/SHDN
I OL = 100 μ A
I OH = –1 μ A
V = 0V
2.7
–10
0.5
V
V
μ A
IC10
I OFF
C/10 Indicator Sink Current from CHG
Off State Leakage Current of CHG
V OH = 3V
V OH = 3V
15
–1
25
38
1
μ A
μ A
Timer Defeat Threshold at CHG
1
V
4006fa
3
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