LTC4061EDD-4.4 Просмотр технического описания (PDF) - Linear Technology
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LTC4061EDD-4.4 Datasheet PDF : 20 Pages
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LTC4061-4.4
ABSOLUTE AXI U RATI GS
(Note 1)
Input Supply Voltage (VCC) ........................ –0.3V to 10V
EN, ACPR, CHRG, 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
UW U
PACKAGE/ORDER I FOR ATIO
TOP VIEW
BAT 1
NTC 2
TIMER 3
ACPR 4
CHRG 5
10 VCC
9 PROG
11
8 IDET
7 EN
6 C/5
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
ORDER PART NUMBER
DD PART MARKING
LTC4061EDD-4.4
LBRD
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/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS 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
VCC
ICC
VFLOAT
IBAT
VPROG
VACPR
VCHRG
ITRIKL
VTRIKL
Input Supply Voltage
Input Supply Current
VBAT Regulated Output Voltage
BAT Pin Current
PROG Pin Voltage
ACPR Output Low Voltage
CHRG Output Low Voltage
Trickle Charge Current
Trickle Charge Threshold Voltage
● 4.5
Charge Mode (Note 4), RPROG = 10k
●
Standby Mode, Charge Terminated
●
Shutdown (EN = 5V, VCC < VBAT or VCC < VUV) ●
0 ≤ TA ≤ 85°C
4.358
4.35
RPROG = 10k, Constant Current Mode
● 93
RPROG = 1.25k, Constant Current Mode
● 760
Standby Mode, Charge Terminated, VBAT = 4.4V ●
Shutdown Mode, VBAT = 4.2V
●
RPROG = 10k, Constant Current Mode
0.97
RPROG = 1.25k, Constant Current Mode
0.97
IACPR = 5mA
ICHRG = 5mA
VBAT < VTRIKL, RPROG = 10k
6
VBAT < VTRIKL, RPROG = 1.25k
60
VBAT Rising
2.8
Hysteresis
240
130
20
4.375
4.375
100
800
–3.5
±1
1
1
0.1
0.1
10
80
2.9
100
8
500
300
50
4.392
4.4
107
840
–7
±5
1.03
1.03
0.25
0.25
14
100
3
VUV
VCC Undervoltage Lockout Voltage
From Low to High
Hysteresis
3.7
3.8
3.9
200
VASD
VCC – VBAT Lockout Threshold Voltage VCC from Low to High, VBAT = 4.5V
VCC from High to Low, VBAT = 4.5V
REN
EN Pin Pull-Down Resistor
VEN
EN Input Threshold Voltage
EN Rising, 4.5V < VCC < 8V
Hysteresis
145
190
230
10
45
75
●2
3.4
5
0.4
0.7
1
70
VCT
Charge Termination Mode Threshold VTIMER from High to Low
Voltage
Hysteresis
0.4
0.7
1
50
UNITS
V
µA
µA
µA
V
V
mA
mA
µA
µA
V
V
V
V
mA
mA
V
mV
V
mV
mV
mV
MΩ
V
mV
V
mV
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