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LTC4058EDD-4.2 Datasheet(PDF) 2 Page - Linear Technology

Part # LTC4058EDD-4.2
Description  Standalone Linear Li-Ion Battery Charger with Thermal Regulation in DFN
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4058EDD-4.2 Datasheet(HTML) 2 Page - Linear Technology

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LTC4058-4.2/LTC4058X-4.2
sn405842 405842fs
(Note 1)
Input Supply Voltage (VCC) ....................... –0.3V to 10V
PROG ............................................. – 0.3V to VCC + 0.3V
BAT, BSENSE .............................................. –0.3V to 7V
CHRG, ACPR, EN ...................................... –0.3V to 10V
BAT Short-Circuit Duration .......................... Continuous
BAT Pin Current ........................................................ 1A
PROG Pin Current ................................................... 1mA
Maximum Junction Temperature .......................... 125
°C
Operating Temperature Range (Note 2) .. – 40
°C to 85°C
Storage Temperature Range ................. – 65
°C to 125°C
TJMAX = 125°C, θJA = 40°C/W (NOTE 3)
EXPOSED PAD IS GROUND (PIN 9)
MUST BE SOLDERED TO PCB
ORDER PART
NUMBER
DD PART MARKING
LAEV
LBDH
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Input Supply Voltage
q
4.25
6.5
V
ICC
Input Supply Current
Charge Mode (Note 4), RPROG = 10k
q
0.3
1
mA
Standby Mode (Charge Terminated)
q
200
500
µA
Shutdown Mode (EN = 5V, VCC < VBSENSE
q
25
50
µA
or VCC < VUV)
VFLOAT
Regulated Output (Float) Voltage
0
°C ≤ TA ≤ 85°C, 4.3V < VCC < 6.5V
4.158
4.2
4.242
V
IBAT
BAT Pin Current
RPROG = 10k, Current Mode
q
93
100
107
mA
RPROG = 2k, Current Mode
q
465
500
535
mA
IBSENSE
BSENSE Pin Current (Note 5)
Standby Mode, VBSENSE = 4.2V
q
–2.5
–6
µA
Shutdown Mode (EN = 5V, VCC < VBSENSE or
±1
±2
µA
VCC < VUV)
Sleep Mode, VCC = 0V
±1
±2
µA
ITRIKL
Trickle Charge Current
VBSENSE < VTRIKL, RPROG = 2k (Note 6)
q
30
45
60
mA
VTRIKL
Trickle Charge Threshold Voltage
RPROG = 10k, VBSENSE Rising (Note 6)
2.8
2.9
3
V
VTRHYS
Trickle Charge Hysteresis Voltage
RPROG = 10k (Note 6)
60
80
110
mV
VUV
VCC Undervoltage Lockout Voltage
From VCC Low to High
q
3.7
3.8
3.92
V
VUVHYS
VCC Undervoltage Lockout Hysteresis
q
150
200
300
mV
VEN(IL)
EN Pin Input Low Voltage
q
0.4
0.7
V
VEN(IH)
EN Pin Input High Voltage
q
0.7
1
V
REN
EN Pin Pull-Down Resistor
q
1.2
2
5
M
VASD
VCC – VBSENSE Lockout Threshold
VCC from Low to High
70
100
140
mV
VCC from High to Low
5
30
50
mV
ITERM
C/10 Termination Current Threshold
RPROG = 10k (ICHG = 100mA) (Note 7)
q
0.085
0.10
0.115
mA/mA
RPROG = 2k (ICHG = 500mA)
q
0.085
0.10
0.115
mA/mA
VPROG
PROG Pin Voltage
RPROG = 10k, Current Mode
0.93
1
1.07
V
VCHRG
CHRG Pin Output Low Voltage
ICHRG = 5mA
0.35
0.6
V
VACPR
ACPR Pin Output Low Voltage
IACPR = 5mA
0.35
0.6
V
∆VRECHRG
Recharge Battery Threshold Voltage
VFLOAT – VRECHRG, 0°C ≤ TA ≤ 85°C
60
100
140
mV
The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 5V, unless otherwise noted.
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
ELECTRICAL CHARACTERISTICS
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTC4058EDD-4.2
LTC4058XEDD-4.2
TOP VIEW
9
DD PACKAGE
8-LEAD (3mm
× 3mm) PLASTIC DFN
5
6
7
8
4
3
2
1
BSENSE
BAT
CHRG
GND
EN
ACPR
VCC
PROG


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