LTC4061 datasheet(2/20 Pages) LINER

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LTC4061

4061fa

ABSOLUTE

AXI U

RATI GS

FOR ATIO

PACKAGE/ORDER I

ELECTRICAL CHARACTERISTICS

Input Supply Voltage (VCC) ........................ –0.3V to 10V

⎯E⎯N, ⎯A⎯C⎯P⎯R, ⎯C⎯H⎯R⎯G, NTC, 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 (Note 5) ............ 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

TJMAX = 125°C, θJA = 40°C/W (NOTE 3)

EXPOSED PAD IS GROUND (PIN 11)

MUST BE SOLDERED TO PCB

Consult LTC Marketing for parts speciﬁed with wider operating temperature ranges.

LBJS

LTC4061EDD

(Note 1)

The ● denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C. VCC = 5V, unless otherwise noted.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VCC

Input Supply Voltage

●

4.3

ICC

Input Supply Current

Charge Mode (Note 4), RPROG = 10k

●

240

500

µA

Standby Mode, Charge Terminated

●

130

300

µA

Shutdown (⎯⎯E⎯N = 5V, VCC < VBAT or VCC < VUV) ●

µA

VFLOAT

VBAT Regulated Output Voltage

4.185

4.2

4.215

0 ≤ TA ≤ 85°C

4.175

4.2

4.225

IBAT

BAT Pin Current

RPROG = 10k, Constant Current Mode

●

100

107

RPROG = 1.25k, Constant Current Mode

●

760

800

840

Standby Mode, Charge Terminated

●

±1

±2

µA

Shutdown Mode

●

±1

±2

µA

VPROG

PROG Pin Voltage

RPROG = 10k, Constant Current Mode

0.97

1.03

RPROG = 1.25k, Constant Current Mode

0.97

1.03

V⎯A⎯C⎯P⎯R

⎯A⎯C⎯P⎯R Output Low Voltage

I⎯A⎯C⎯P⎯R = 5mA

0.1

0.25

V⎯C⎯H⎯R⎯G

⎯C⎯H⎯R⎯G Output Low Voltage

I⎯C⎯H⎯R⎯G = 5mA

0.1

0.25

ITRIKL

Trickle Charge Current

VBAT < VTRIKL, RPROG = 10k

VBAT < VTRIKL, RPROG = 1.25k

100

VTRIKL

Trickle Charge Threshold Voltage

VBAT Rising

2.8

2.9

Hysteresis

100

VUV

VCC Undervoltage Lockout Voltage

From Low to High

3.7

3.8

3.9

Hysteresis

200

VASD

VCC – VBAT Lockout Threshold Voltage

VCC from Low to High, VBAT = 4.3V

145

190

230

VCC from High to Low, VBAT = 4.3V

R⎯E⎯N

⎯E⎯N Pin Pull-Down Resistor

●

3.4

MΩ

V⎯E⎯N

⎯E⎯N Input Threshold Voltage

⎯E⎯N Rising, 4.3V < VCC < 8V

0.4

0.7

Hysteresis

VCT

Charge Termination Mode Threshold

VTIMER from High to Low

0.4

0.7

Voltage

Hysteresis

TOP VIEW

VCC

PROG

IDET

C/5

BAT

NTC

TIMER

ACPR

CHRG

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