ltc3586 Linear Technology Corporation, ltc3586 Datasheet - Page 4

• Manufacturer Part Number: ltc3586
• Description: High Ef? Ciency Usb Power Manager With Boost, Buck-boost And Dual Bucks
• Manufacturer: Linear Technology Corporation

ELECTRICAL CHARACTERISTICS
LTC3586
temperature range, otherwise specifi cations are at T
V
SYMBOL
R
T
NTC
V
V
V
I
Ideal Diode
V
R
I
Always On 3.3V Supply
V
R
R
Logic Input (EN1, EN2, EN3, EN4, MODE, ILIM0, ILIM1, FAULT)
V
V
I
FAULT Output
V
Switching Regulators 1, 2, 3 and 4
V
V
f
I
V
4
NTC
MAX_DIODE
PD
OSC
FB1,2,3,4
LIM
COLD
HOT
DIS
FWD
LDO3V3
IL
IH
FAULT
IN1,2,3,4
OUTUVLO
FB1,2,3,4
ON_CHG
DROPOUT
CL_LDO3V3
OL_LDO3V3
OUT4
= 5V, R
PROG
PARAMETER
Battery Charger Power FET On-
Resistance (Between V
Junction Temperature in Constant
Temperature Mode
Cold Temperature Fault Threshold
Voltage
Hot Temperature Fault Threshold
Voltage
NTC Disable Threshold Voltage
NTC Leakage Current
Forward Voltage
Internal Diode On-Resistance, Dropout V
Internal Diode Current Limit
Regulated Output Voltage
Closed-Loop Output Resistance
Dropout Output Resistance
Logic Low Input Voltage
Logic High Input Voltage
Pull-Down Current
FAULT Pin Output Low Voltage
FAULT Delay
FBx Voltage Threshold
for FAULT (x=1, 2, 3, 4)
Input Supply Voltage
V
V
Oscillator Frequency
FBx Input Current
V
OUT
OUT
FBx
= 1k, R
Servo Voltage
UVLO—V
UVLO—V
CLPROG
OUT
OUT
= 3.01k, unless otherwise noted.
Falling
Rising
OUT
and BAT)
A
CONDITIONS
Rising Threshold
Hysteresis
Falling Threshold
Hystersis
Falling Threshold
Hysteresis
V
V
I
0mA < I
I
V
Low Impedance. Switching Regulators are
Disabled in UVLO
V
VOUT
FAULT
NTC
BUS
BUS
IN1,2,3,4
FB1,2,3,4
= 25°C. V
= V
= 0V, I
= 0V
= 10mA
= 5mA
The
LDO3V3
BUS
Connected to V
= 0.85V
l
VOUT
BUS
= 5V
denotes the specifi cations which apply over the full operating
< 20mA
= 5V, BAT = 3.8V, V
= 10mA
OUT
Through
IN1
= V
IN2
l
= V
IN3
MIN
75.0
33.4
0.78
–50
–50
0.7
1.6
3.1
1.2
2.7
2.5
1.8
= V
IN4
= V
0.736
0.18
76.5
34.9
0.18
2.25
0.80
TYP
110
1.5
1.5
1.7
3.3
2.6
2.8
50
15
23
65
14
2
4
1
OUT3
= 3.8V,
MAX
78.0
36.4
0.82
100
2.7
3.5
0.4
5.5
2.9
2.7
50
50
%V
%V
%V
%V
%V
UNITS
MHz
3586f
BUS
BUS
BUS
BUS
BUS
mV
mV
mV
mV
ms
nA
μA
nA
°C
Ω
Ω
Ω
Ω
A
V
V
V
V
V
V
V
V