LTC4010_15 Datasheet, PDF (2/24 Pages) Linear Technology – High Efficiency Standalone Nickel Battery Charger

LTC4010
Absolute Maximum Ratings
(Note 1)
V_CC (Input Supply) to GND......................... –0.3V to 36V
FAULT, CHRG, V_CELL, V_CDIV, SENSE,
BAT 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
Pin Configuration
TOP VIEW
FAULT 1
CHRG 2
CHEM 3
GND 4
V_TEMP 5
V_CELL 6
V_CDIV 7
TIMER 8
16 READY
15 V_CC
14 TGATE
13 PGND
17
12 BGATE
11 INTV_DD
10 BAT
9 SENSE
FE PACKAGE
16-LEAD PLASTIC TSSOP
T_JMAX = 125°C, q_JA = 38°C/W
EXPOSED PAD (PIN 17) IS GND. MUST BE SOLDERED TO
PCB TO OBTAIN SPECIFIED THERMAL RESISTANCE
Order Information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LTC4010CFE#PBF
LTC4010CFE#TRPBF
4010CFE
16-Lead Plastic TSSOP
LEAD BASED FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
LTC4010CFE
LTC4010CFE#TR
4010CFE
16-Lead Plastic TSSOP
Consult LTC Marketing for parts specified with wider operating temperature ranges.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
TEMPERATURE RANGE
0°C to 85°C
TEMPERATURE RANGE
0°C to 85°C
Electrical Characteristics (Note 4) The l 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.
SYMBOL
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
V_CC Supply
V_CC
Input Voltage Range
l 4.5
34
V
I_SHDN
Shutdown Quiescent Current (Note 8) V_CC = BAT = 4.8V
5
10
µA
I_Q
Quiescent Current
Waiting to Charge (Pause)
l
3
5
mA
I_CC
V_UVLO
V_UV(HYST)
V_SHDNI
Operating Current
Undervoltage Threshold Voltage
Undervoltage Hysteresis Voltage
Shutdown Threshold Voltage
Fast Charge State, No Gate Load
V_CC Increasing
V_CC – BAT, V_CC Increasing
l
5
9
mA
l 3.85
4.2
4.45
V
170
mV
l 45
65
90
mV
V_SHDND
Shutdown Threshold Voltage
V_CC – BAT, V_CC Decreasing
l 15
35
60
mV
V_CE
INTV_DD Regulator
V_DD
I_DD
INTV_DD(MIN)
Charge Enable Threshold Voltage
Output Voltage
Short-Circuit Current (Note 5)
Output Voltage
V_CC – BAT, V_CC Increasing
No Load
INTV_DD = 0V
V_CC = 4.5V, I_DD = –10mA
l 400
510
600
mV
l 4.5
5
5.5
V
l –100 –50
–10
mA
l 3.85
V
4010fb