ltc3566 Linear Technology Corporation, ltc3566 Datasheet - Page 3

• Manufacturer Part Number: ltc3566
• Description: High Ef?ciency Usb Power Manager Plus 1a Buck-boost Converter
• Manufacturer: Linear Technology Corporation

SYMBOL
I
(PowerPath)
V
V
V
-VBAT
V
f
R
R
I
Battery Charger
V
I
I
V
V
V
h
I
V
ΔV
V
t
t
h
V
I
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
V
OUT
OSC
PEAK_PowerPath
CHG
BAT
TRKL
TERM
BADBAT
CHRG
PROG
TRIKL
C/10
CLPROG
UVLO_VBUS
UVLO_VBUS
OUT
FLOAT
PROG
PROG_TRIKL
C/10
RECHRG
CHRG
PMOS_PowerPath
NMOS_PowerPath
IN1
TRKL
= V
OUT1
= 3.8V unless otherwise noted.
PARAMETER
V
Loading BAT
CLPROG Servo Voltage in Current
Limit
V
V
Undervoltage Lockout
V
Switching Frequency
PMOS On-Resistance
NMOS On-Resistance
Peak Switch Current Limit
BAT Regulated Output Voltage
Constant Current Mode Charge
Current
Battery Drain Current
PROG Pin Servo Voltage
PROG Pin Servo Voltage in Trickle
Charge
C/10 Threshold Voltage at PROG
Ratio of I
Trickle Charge Current
Trickle Charge Threshold Voltage
Trickle Charge Hysteresis Voltage
Recharge Battery Threshold Voltage
Safety Timer Termination
Bad Battery Termination Time
End of Charge Indication Current
Ratio
CHRG Pin Output Low Voltage
CHRG Pin Leakage Current
OUT
BUS
BUS
OUT
Current Available Before
Undervoltage Lockout
to BAT Differential
Voltage
BAT
to PROG Pin Current
CONDITIONS
1x Mode, BAT = 3.3V
5x Mode, BAT = 3.3V
10x Mode, BAT = 3.3V
Suspend Mode
1x, 5x, 10x Modes
Suspend Mode
Rising Threshold
Falling Threshold
Rising Threshold
Falling Threshold
1x, 5x, 10x Modes, 0V < BAT < 4.2V,
I
USB Suspend Mode, I
1x, 5x Modes
10x Mode
R
V
I
V
Mode)
V
BAT < V
BAT Rising
Threshold Voltage Relative to V
Timer Starts When BAT = V
BAT < V
(Note 5)
I
V
OUT
OUT
CHRG
BUS
BUS
BAT
CHRG
PROG
A
= 25°C. V
= 0mA, Battery Charger Off
= 0μA
< V
> V
= 0V, I
= 5mA
= 5V
= 5k
TRKL
TRKL
TRIKL
UVLO
The
OUT
, Battery Charger Off,
●
BUS
= 0μA (Ideal Diode
denotes the specifi cations which apply over the full operating
= 5V, V
OUT
= 250μA
FLOAT
BAT
FLOAT
= 3.8V, DV
●
●
CC
= 3.3V, R
4.179
4.165
0.088
3.95
0.42
MIN
980
185
–75
3.4
4.5
1.8
2.7
3.3
2
CLPROG
BAT + 0.3
1.188
4.200
4.200
1.000
0.100
1251
1022
1022
–100
0.32
4.30
4.00
2.25
0.18
0.30
2.85
TYP
135
672
100
200
204
100
100
135
= 3.01k, R
4.6
3.5
0.5
0.1
50
27
65
2
3
4
LTC3566
PROG
4.221
4.235
0.112
1065
–125
MAX
4.35
0.63
223
100
4.7
4.7
2.7
3.0
38
5
5
1
= 1k,
mA/mA
mA/mA
UNITS
Hour
Hour
3
3566p
MHz
mA
mA
mA
mA
mV
mV
mV
mA
mA
mV
mA
mV
mV
mV
μA
μA
μA
Ω
Ω
V
V
V
V
V
A
A
V
V
V
V
V