Linear Technology DC1099A - LTC2953 Push-Button Controller with Dual Battery Monitor DC1099A DC1099A 데이터 시트
제품 코드
DC1099A
LTC2953
3
2953f
ELECTRICAL CHARACTERISTICS
The
●
denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
A
= 25°C. V
IN
= 2.7V to 27V, unless otherwise noted (Note 2).
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
I
EN(LKG)
EN/⎯E⎯N Leakage Current
V
EN/
⎯E⎯N
= 1V, Sink Current Off
V
EN/
⎯E⎯N
= 40V, Sink Current Off
●
●
±0.1
±1
μA
μA
μA
V
EN(VOL)
EN/⎯E⎯N Voltage Output Low
I
EN/
⎯E⎯N
= 500μA
●
0.11
0.4
V
t
EN, Lock Out
EN/⎯E⎯N Lock Out Time (Note 3)
Enable Released
→ Enable Asserted
●
52
64
82
ms
On/Off Timing Pins (⎯P⎯B, UVLO, PDT, ⎯I⎯N⎯T)
t
DB, ON
Turn On Debounce Time
⎯P⎯B Falling → Enable Asserted
●
26
32
41
ms
I
PDT(PU)
PDT Pull Up Current
V
PDT
= 0V
●
–2.4
–3
–3.6
μA
I
PDT(PD)
PDT Pull Down Current
V
PDT
= 1.3V
●
2.4
3
3.6
μA
t
DB, OFF
Turn Off Interrupt Debounce Time
⎯P⎯B, UVLO Falling → ⎯I⎯N⎯T Falling
●
26
32
41
ms
t
PD, Min
Internal ⎯P⎯B Power Down Delay
Time (Note 4)
Time (Note 4)
⎯P⎯B, UVLO Falling → Enable Released
PDT Open
PDT Open
●
52
64
82
ms
t
PDT
Additional Adjustable ⎯P⎯B Power
Down Delay Time
Down Delay Time
C
PDT
= 1500pF
●
9
11.5
13.5
ms
t
INT
,
Min
Minimum
⎯I⎯N⎯T Pulse Width
⎯I⎯N⎯T Asserted → ⎯I⎯N⎯T Released
●
26
32
41
ms
t
INT, Max
Maximum
⎯I⎯N⎯T Pulse Width
C
PDT
= 1500pF,
⎯I⎯N⎯T Asserted → ⎯I⎯N⎯T Released
●
35
43.5
54.5
ms
μP Handshake Pins (⎯K⎯I⎯L⎯L, ⎯I⎯N⎯T)
V
KILL(TH)
⎯K⎯I⎯L⎯L Input Threshold Voltage
⎯K⎯I⎯L⎯L Falling
●
0.57
0.6
0.63
V
V
KILL(HYST)
⎯K⎯I⎯L⎯L Input Threshold Hysteresis
●
10
30
50
mV
t
KILL(PW)
⎯K⎯I⎯L⎯L Minimum Pulse Width
●
30
μs
t
KILL(PD)
⎯K⎯I⎯L⎯L Propagation Delay
⎯K⎯I⎯L⎯L Falling → Enable Released
●
30
μs
t
KILL, ON BLANK
⎯K⎯I⎯L⎯L Turn On Blanking (Note 5)
⎯K⎯I⎯L⎯L = Low, Enable Asserted → Enable Released
●
400
512
650
ms
I
KILL(LKG)
⎯K⎯I⎯L⎯L Leakage Current
V
KILL
= 0.6V
●
±0.1
μA
I
INT(LKG)
⎯I⎯N⎯T Leakage Current
V
INT
= 3V
●
±0.1
μA
V
INT(VOL)
⎯I⎯N⎯T Output Voltage Low
I
INT
= 3mA
●
0.11
0.4
V
Power Fail and Voltage Monitor Pins (⎯P⎯F⎯I, ⎯P⎯F⎯O, UVLO, VM, ⎯R⎯S⎯T)
V
PFI(TH)
⎯P⎯F⎯I Input Threshold Voltage
Falling
●
492
500
508
mV
V
UVLO(TH)
UVLO Input Threshold Voltage
Falling
●
492
500
508
mV
VM
(TH)
Adjustable Reset Threshold
Falling/Rising
●
492
500
508
mV
ΔV
TH
⎯P⎯F⎯I-UVLO Threshold Mismatch
●
–5
0
5
mV
V
PFI(HYST)
⎯P⎯F⎯I Input Hysteresis
●
2
4
10
mV
V
UVLO(HYST)
UVLO Input Hysteresis
●
30
50
70
mV
V
PFO(VOL)
⎯P⎯F⎯O Output Voltage Low
I
PFO
= 500μA
●
0.11
0.4
V
V
RST(VOL)
⎯R⎯S⎯T Output Voltage Low
I = 3mA
●
0.11
0.4
V