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参数资料
| 型号： | LT3652HVIMSE#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | BATTERY CHARGE CONTROLLER, PDSO12 |
| 封装： | LEAD FREE, PLASTIC, MSOP-12 |
| 文件页数： | 18/24页 |
| 文件大小： | 250K |
| 代理商： | LT3652HVIMSE#PBF |
LT3652HV
3
3652hvf
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
VIN Operating Range
VIN Start Voltage
VBAT = 4.2 (Notes 3, 4)
VBAT = 4.2 (Note 4)
l
4.95
7.5
34
V
VIN(OVLO)
OVLO Threshold
OVLO Hysteresis
VIN Rising
l
34
35
1
40
V
VIN(UVLO)
UVLO Threshold
UVLO Hysteresis
VIN Rising
4.6
0.2
4.95
V
VFB(FLT)
Float Voltage Reference
(Note 6)
l
3.282
3.26
3.3
3.318
3.34
V
ΔVRECHARGE
Recharge Reference Threshold
Voltage Relative to VFB(FLT) (Note 6)
82.5
mV
VFB(PRE)
Reference Precondition Threshold
VFB Rising (Note 6)
2.3
V
VFB(PREHYST)
Reference Precondition Threshold
Hysteresis
Voltage Relative to VFB(PRE) (Note 6)
70
mV
VIN_REG(TH)
Input Regulation Reference
VFB = 3V; VSENSE – VBAT = 50mV
l
2.65
2.7
2.75
V
IIN_REG
Input Regulation Reference Bias Current VIN_REG = VIN_REG(TH)
l
35
100
nA
IVIN
Operating Input Supply Current
CC/CV Mode, ISW = 0
Standby Mode
Shutdown (SHDN = 0)
l
2.5
85
15
3.5
mA
μA
IBOOST
BOOST Supply Current
Switch On, ISW = 0,
2.5 < V(BOOST – SW) < 8.5
20
mA
IBOOST/ISW
BOOST Switch Drive
ISW = 2A
30
mA/A
VSW(ON)
Switch-On Voltage Drop
VIN – VSW, ISW = 2A
350
mV
ISW(MAX)
Switch Current Limit
l
2.5
3
A
VSENSE(PRE)
Precondition Sense Voltage
VSENSE – VBAT; VFB = 2V
15
mV
VSENSE(DC)
Maximum Sense Voltage
VSENSE – VBAT; VFB = 3V (Note 7)
l
95
100
105
mV
VSENSE(C/10)
C/10 Trigger Sense Voltage
VSENSE – VBAT, Falling
l
7.5
10
12.5
mV
IBAT
BAT Input Bias Current
Charging Terminated
0.1
1
μA
ISENSE
SENSE Input Bias Current
Charging Terminated
0.1
1
μA
IVFB
VFB Input Bias Current
Charging Terminated
65
nA
IVFB
VFB Input Bias Current
CV Operation (Note 5)
110
nA
VNTC(H)
NTC Range Limit (High)
VNTC Rising
l
1.25
1.36
1.45
V
VNTC(L)
NTC Range Limit (Low)
VNTC Falling
l
0.27
0.29
0.315
V
VNTC(HYST)
NTC Threshold Hysteresis
% of threshold
20
%
RNTC(DIS)
NTC Disable Impedance
Impedance to ground
l
250
500
kΩ
INTC
NTC Bias Current
VNTC = 0.8V
l
47.5
50
52.5
μA
VSHDN
Shutdown Threshold
Rising
l
1.15
1.2
1.25
V
VSHDN(HYST)
Shutdown Hysteresis
120
mV
ISHDN
SHDN Input Bias Current
–10
nA
VCHRG, VFAULT
Status Low Voltage
10mA Load
l
0.4
V
ITIMER
Charge/Discharge Current
25
μA
VTIMER(DIS)
Timer Disable Threshold
l
0.1
0.25
V
The
l denotes the specications which apply over the full operating junction
temperature range, otherwise specications are at TA = 25°C. VIN = 20V, Boost – SW = 4V, SHDN = 2V, VFB = 3.3V, CTIMER = 0.68μF.
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相关代理商/技术参数 |
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| LT3652HVIMSE-TRPBF | 制造商:LINER 制造商全称:Linear Technology 功能描述:Power Tracking 2A Battery Charger |
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