參數(shù)資料
型號: LTC3586EUFE-1#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: BATTERY CHARGE CONTROLLER, PQCC38
封裝: 4 X 6 MM, 0.75 MM HEIGHT, LEAD FREE, PLASTIC, QFN-38
文件頁數(shù): 31/36頁
文件大?。?/td> 317K
代理商: LTC3586EUFE-1#PBF
LTC3586/LTC3586-1
4
3586fa
ELECTRICAL CHARACTERISTICS The l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VBUS = 5V, BAT = 3.8V, VIN1 = VIN2 = VIN3 = VIN4 = VOUT3 = 3.8V,
VOUT4 = 5V, RPROG = 1k, RCLPROG = 3.01k, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
RON_CHG
Battery Charger Power FET
On-Resistance (Between VOUT and BAT)
0.18
Ω
TLIM
Junction Temperature in Constant
Temperature Mode
110
°C
NTC
VCOLD
Cold Temperature Fault Threshold
Voltage
Rising Threshold
Hysteresis
75.0
76.5
1.5
78.0
%VBUS
VHOT
Hot Temperature Fault Threshold
Voltage
Falling Threshold
Hystersis
33.4
34.9
1.5
36.4
%VBUS
VDIS
NTC Disable Threshold Voltage
Falling Threshold
Hysteresis
0.7
1.7
50
2.7
%VBUS
mV
INTC
NTC Leakage Current
VNTC = VBUS = 5V
–50
50
nA
Ideal Diode
VFWD
Forward Voltage
VBUS = 0V, IVOUT = 10mA
IVOUT = 10mA
2
15
mV
RDROPOUT
Internal Diode On-Resistance, Dropout
VBUS = 0V
0.18
Ω
IMAX_DIODE
Internal Diode Current Limit
1.6
A
Always On 3.3V Supply
VLDO3V3
Regulated Output Voltage
0mA < ILDO3V3 < 20mA
3.1
3.3
3.5
V
RCL_LDO3V3
Closed-Loop Output Resistance
4
Ω
ROL_LDO3V3
Dropout Output Resistance
23
Ω
Logic Input (EN1, EN2, EN3, EN4, MODE, ILIM0, ILIM1, FAULT)
VIL
Logic Low Input Voltage
0.4
V
VIH
Logic High Input Voltage
1.2
V
IPD
Pull-Down Current
1μA
FAULT Output
VFAULT
FAULT Pin Output Low Voltage
IFAULT = 5mA
65
100
mV
FAULT Delay
14
ms
FBx Voltage Threshold
for FAULT (x = 1, 2, 3, 4)
0.736
V
Switching Regulators 1, 2, 3 and 4
VIN1,2,3,4
Input Supply Voltage
2.7
5.5
V
VOUTUVLO
VOUT UVLO—VOUT Falling
VOUT UVLO—VOUT Rising
VIN1,2,3,4 Connected to VOUT Through
Low Impedance. Switching Regulators
are Disabled in UVLO
2.5
2.6
2.8
2.9
V
fOSC
Oscillator Frequency
1.8
2.25
2.7
MHz
IFB1,2,3,4
FBx Input Current
VFB1,2,3,4 = 0.85V
–50
50
nA
VFB1,2,3,4
VFBx Servo Voltage
l
0.78
0.80
0.82
V
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