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LTC4062EDD Datasheet(PDF) 2 Page - Linear Technology

Part # LTC4062EDD
Description  Standalone Linear Li-Ion Battery Charger with Micropower Comparator
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4062EDD Datasheet(HTML) 2 Page - Linear Technology

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LTC4062
2
4062f
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
(Note 1)
ELECTRICAL CHARACTERISTICS The denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, unless otherwise noted.
Input Supply Voltage (VCC) ........................ –0.3V to 10V
EN, OUT, CHRG, IN+, PROG, C/5, BAT ....... –0.3V to 10V
TIMER, IDET ..................................... –0.3V to VCC +0.3V
BAT Short-Circuit Duration ........................... Continuous
VCC Pin Current ......................................................... 1A
BAT Pin Current ......................................................... 1A
Maximum Junction Temperature .......................... 125°C
Operating Temperature Range (Note 2) ... –40°C to 85°C
Storage Temperature Range .................. –65°C to 125°C
ORDER PART
NUMBER
DD PART
MARKING
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC4062EDD
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Input Supply Voltage
4.3
8
V
ICC
Input Supply Current
Charge Mode (Note 4), RPROG = 10k
240
500
µA
Standby Mode, Charge Terminated
130
300
µA
Shutdown (EN = 5V, VCC < VBAT or VCC < VUV)
20
50
µA
VFLOAT
VBAT Regulated Output Voltage
4.185
4.2
4.215
V
0 < TA < 85°C
4.175
4.2
4.225
V
IBAT
BAT Pin Current
RPROG = 10k, Constant Current Mode
93
100
107
mA
RPROG = 1.25k, Constant Current Mode
760
800
840
mA
Standby Mode, Charge Terminated
±1
±2
µA
Shutdown Mode
±1
±2
µA
VPROG
PROG Pin Voltage
RPROG = 10k, Constant Current Mode
0.97
1
1.03
V
RPROG = 1.25k, Constant Current Mode
0.97
1
1.03
V
VOUT
OUT Output Low Voltage
IOUT = 5mA
0.10
0.25
V
IOUT = 5mA, VCC = 0V, VBAT = 2.55V
0.16
0.26
V
VCHRG
CHRG Output Low Voltage
ICHRG = 5mA
0.1
0.25
V
ITRIKL
Trickle Charge Current
VBAT < VTRIKL, RPROG = 10k
6
10
14
mA
VBAT < VTRIKL, RPROG = 1.25k
60
80
100
mA
VTRIKL
Trickle Charge Threshold Voltage
VBAT Rising
2.8
2.9
3
V
Hysteresis
100
mV
VUV
VCC Undervoltage Lockout
From Low to High
3.7
3.8
3.9
V
Voltage
Hysteresis
200
V
VASD
VCC – VBAT Lockout Threshold
VCC from Low to High, VBAT = 4.3V
145
190
230
mV
Voltage
VCC from High to Low, VBAT = 4.3V
10
45
75
mV
REN
EN Pin Pull-Down Resistor
2
3.4
5
MΩ
VEN
EN Input Threshold Voltage
EN Rising, 4.3V < VCC < 8V
0.4
0.7
1
V
Hysteresis
70
mV
VCT
Charge Termination Mode Threshold
VTIMER from High to Low
0.4
0.7
1
V
Voltage
Hysteresis
50
mV
VUT
User Termination Mode Threshold
VTIMER from Low to High
3.9
4.2
V
Voltage
Hysteresis
50
mV
TOP VIEW
10
9
6
7
8
11
4
5
3
2
1
VCC
PROG
IDET
EN
C/5
BAT
IN+
TIMER
OUT
CHRG
DD PACKAGE
10-LEAD (3mm × 3mm) PLASTIC DFN
TJMAX = 125°C, θJA = 40°C/W (NOTE 3)
EXPOSED PAD IS GROUND (PIN 11)
MUST BE SOLDERED TO PCB
LBJT


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