LTC4065A Ver la hoja de datos (PDF) - Linear Technology
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LTC4065A Datasheet PDF : 16 Pages
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LTC4065/LTC4065A
ABSOLUTE AXI U RATI GS
(Note 1)
VCC
t < 1ms and Duty Cycle < 1% ................. – 0.3V to 7V
Steady State ........................................... – 0.3V to 6V
BAT, CHRG ................................................. –0.3V to 6V
EN (LTC4065), ACPR (LTC4065A) .. –0.3V to VCC + 0.3V
PROG.............................................. –0.3V to VCC + 0.3V
BAT Short-Circuit Duration ...........................Continuous
BAT Pin Current ................................................. 800mA
PROG Pin Current ............................................... 800µA
Junction Temperature (Note 6) ............................ 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
GND 1
CHRG 2
7
BAT 3
6 PROG
5 EN/ACPR*
4 VCC
DC PACKAGE
6-LEAD (2mm × 2mm) PLASTIC DFN
TJMAX = 125°C, θJA = 102°C/W (NOTE 3)
EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PCB
*EN PIN 5 ON LTC4065EDC, ACPR PIN 5 ON LTC4065AEDC
ORDER PART NUMBER DC PART MARKING
LTC4065EDC
LTC4065AEDC
LBPG
LBVJ
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 specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
VCC = 5V, VBAT = 3.8V, VEN = 0V (LTC4065 only) unless otherwise specified. (Note 2)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
VCC
ICC
ICCMS
ICCUV
VCC Supply Voltage
(Note 4)
● 3.75
5.5
Quiescent VCC Supply Current
VBAT = 4.5V (Forces IBAT and IPROG = 0)
●
120 250
VCC Supply Current in Shutdown
VEN = 5V (LTC4065) or Float PROG (LTC4065A) ●
20
40
VCC Supply Current in Undervoltage VCC < VBAT, VCC = 3.5V, VBAT = 4V
Lockout
●
6
11
VFLOAT
IBAT
IBMS
IBUV
VBAT Regulated Output Voltage
IBAT = 2mA
IBAT = 2mA, 0°C < TA < 85°C
BAT Pin Current
RPROG = 10k (0.1%), Current Mode
RPROG = 2k (0.1%), Current Mode
Battery Drain Current in Shutdown
Mode
VEN = VCC (LTC4065),
VPROG > VMS,PROG (LTC4065A)
Battery Drain Current in Undervoltage VCC = 3.5V, VBAT = 4V
Lockout
4.175 4.2 4.225
4.158 4.2 4.242
●
88
100 112
● 475
500
525
●
–1
0
1
●
0
1
4
VUVLO
VPROG
VASD
VMSH
VCC Undervoltage Lockout Voltage
PROG Pin Voltage
Automatic Shutdown Threshold
Voltage
Manual Shutdown High Voltage
(LTC4065)
VCC Rising
VCC Falling
RPROG = 2k, IPROG = 500µA
RPROG = 10k, IPROG = 100µA
(VCC – VBAT), VCC Low to High
(VCC – VBAT), VCC High to Low
VEN Rising
● 3.4
3.6
3.8
● 2.8
3.0
3.2
● 0.98
1
1.02
● 0.98
1
1.02
60
82
100
15
32
45
1
VMSL
Manual Shutdown Low Voltage
VEN Falling
0.6
(LTC4065)
REN
EN Pin Input Resistance
● 0.95
1.5
3.3
2
UNITS
V
µA
µA
µA
V
V
mA
mA
µA
µA
V
V
V
V
mV
mV
V
V
MΩ
4065f
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