Datasheet

2
LTC4011
4011fa
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
CC
Supply
V
CC
Input Voltage Range ● 4.5 34 V
I
SHDN
Shutdown Quiescent Current (Note 5) V
CC
= BAT = 4.8V 5 10 µA
I
Q
Quiescent Current Waiting to Charge (Pause) ● 35mA
I
CC
Operating Current Fast Charge State, No Gate Load ● 59mA
V
UVLO
Undervoltage Threshold Voltage V
CC
Increasing ● 3.85 4.2 4.45 V
V
UV(HYST)
Undervoltage Hysteresis Voltage 170 mV
V
SHDNI
Shutdown Threshold Voltage DCIN – V
CC
, DCIN Increasing ● 15 30 50 mV
V
SHDND
Shutdown Threshold Voltage DCIN – V
CC
, DCIN Decreasing ● –60 –25 –5 mV
V
CE
Charge Enable Threshold Voltage V
CC
– BAT, V
CC
Increasing ● 400 510 600 mV
INTV
DD
Regulator
V
DD
Output Voltage No Load ● 4.5 5 5.5 V
I
DD
Short-Circuit Current (Note 6) INTV
DD
= 0V ● –100 –50 –10 mA
INTV
DD(MIN)
Output Voltage V
CC
= 4.5V, I
DD
= –10mA ● 3.85 V
Thermistor Termination
V
RT
Output Voltage R
L
= 10k 3.125 3.3 3.475 V
● 3.05 3.55 V
I
RT
Short-Circuit Current V
RT
= 0V ● –9 –1 mA
ORDER PART
NUMBER
(Note 1)
V
CC
(Input Supply) to GND ....................... –0.3V to 36V
DCIN to GND ............................................ –0.3V to 36V
FAULT, CHRG, V
CELL
, V
CDIV
, SENSE, BAT, TOC
or READY to GND .......................... –0.3V to V
CC
+ 0.3V
SENSE to BAT ...................................................... ±0.3V
CHEM, V
TEMP
or TIMER to GND .............. –0.3V to 3.5V
PGND to GND ...................................................... ±0.3V
Operating Ambient Temperature Range
(Note 2) ....................................................... 0°C to 85°C
Operating Junction Temperature (Note 3) ........... 125°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
LTC4011CFE
T
JMAX
= 125°C, θ
JA
= 38°C/W
EXPOSED PAD (PIN 21) IS GND. MUST BE SOLDERED TO
PCB TO OBTAIN SPECIFIED THERMAL RESISTANCE
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
U
Consult LTC Marketing for parts specified with wider operating temperature ranges.
FE PACKAGE
20-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
9
10
TOP VIEW
20
19
18
17
16
15
14
13
12
11
DCIN
FAULT
CHRG
CHEM
GND
V
RT
V
TEMP
V
CELL
V
CDIV
TIMER
INFET
READY
V
CC
TGATE
PGND
BGATE
INTV
DD
TOC
BAT
SENSE
21
(Note 4) The ● indicates specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 12V, BAT = 4.8V, GND = PGND = 0V, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/