LTC2954ITS8-2#TRMPBF Linear Technology, LTC2954ITS8-2#TRMPBF Datasheet - Page 3

• Manufacturer Part Number: LTC2954ITS8-2#TRMPBF
• Description: IC PB ON/OFF CONTROLLER TSOT23-8
• Manufacturer: Linear Technology

Specifications of LTC2954ITS8-2#TRMPBF

• Applications: Push Button, On/Off Controller
• Voltage - Supply: 2.7 V ~ 26.4 V
• Current - Supply: 6µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: TSOT-23-8, TSOT-8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Input: -
• Other names: LTC2954ITS8-2#TRMPBFTR

ELECTRICAL CHARACTERISTICS
SYMBOL
V
I
V
V
Pushbutton, Enable (PB, EN/EN))
V
I
V
V
t
I
V
Power-On Timing Pin (ONT)
I
I
t
t
Power-Down Timing Pin (PDT)
I
I
t
t
t
t
t
μP Handshake Pins (INT, KILL)
I
V
V
V
I
t
t
t
temperature range, otherwise specifications are at T
IN
PB
EN(LKG)
ONT(PU)
ONT(PD)
DB, ON
ONT
PDT(PU)
PDT(PD)
INT(LKG)
KILL(LKG)
EN, LOCKOUT
DB, OFF
PD,MIN
PDT
INT,MIN
INT,MAX
KILL(PW)
KILL(PD)
KILL,ON BLANK
IN
UVL
UVL(HYST)
PB(MIN, MAX)
PB(VTH)
PB(VOC)
EN(VOL)
INT(VOL)
KILL(TH)
KILL(HYST)
PARAMETER
Supply Voltage Range
V
V
V
Hysteresis
PB Voltage Range
PB Input Current
PB Input Threshold
PB Open Circuit Voltage
EN/EN Lockout Time (Note 5)
EN/EN Leakage Current
EN/EN Voltage Output Low
ONT Pull-Up Current
ONT Pull-Down Current
Internal Turn-On Debounce Time
Additional Adjustable Turn-On Time C
PDT Pull-Up Current
PDT Pull-Down Current
Turn-Off Interrupt Debounce Time
Internal
Time (Note 4)
Additional Adjustable
Power-Down Debounce Time
Minimum
Maximum
INT Leakage Current
INT Output Voltage Low
KILL Input Threshold Voltage
KILL Input Threshold Hysteresis
KILL Leakage Current
KILL Minimum Pulse Width
KILL Propagation Delay
KILL Turn-On Blanking (Note 3)
IN
IN
IN
Supply Current
Undervoltage Lockout
Undervoltage Lockout
PB
INT
INT
Power-Down Debounce
Pulse Width
Pulse Width
PB
CONDITIONS
Steady State Operation
System Power-On, V
V
Single-Ended
2.5V < V
V
V
PB Falling
I
Enable Released → Enable Asserted
V
V
I
V
V
ONT Pin Float, PB Falling → Enable Asserted
V
V
PB
PDT Pin Float,
C
INT
C
V
I
KILL Falling
V
KILL Falling → Enable Released
KILL = Low, Enable Asserted → Enable Released
PB
EN/ EN
INT
IN
PB
PB
EN/ EN
EN/ EN
ONT
ONT
ONT
PDT
PDT
PDT
PDT
INT
KILL
Falling
= –1μA
Falling
Asserted
= 3mA
= 1V
= 0.6V
= 3V
= 0V
= 1.3V
= 1500pF
= 1500pF,
= 0V
= 1.3V
= 1500pF
A
= 0.6V
= 500μA
= 1V, Sink Current Off
= 26.4V, Sink Current Off
= 25°C. V
PB
→ INT Falling
< 26.4V
The
→ INT
PB
INT
l
Falling
IN
Asserted
Released
denotes the specifications which apply over the full operating
IN
= 2.7V to 26.4V, unless otherwise noted. (Note 2)
= 2.7V to 24V
→
Enable Released
→ INT
Released
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
MIN
–2.4
–2.4
0.57
200
400
2.7
2.2
0.6
2.4
2.4
–3
50
–1
–1
26
26
52
26
35
10
30
1
9
9
0.11
11.5
11.5
43.5
0.11
TYP
400
256
512
2.3
0.8
1.6
0.6
–6
–9
–3
32
–3
32
64
32
30
6
3
3
LTC2954
MAX
26.4
26.4
±0.1
–3.6
13.5
–3.6
13.5
54.5
0.63
±0.1
700
–12
–15
325
650
2.5
0.4
3.6
3.6
0.4
12
±1
±1
41
41
82
41
±1
50
30
1
2
UNITS
2954fb
3
mV
mV
ms
ms
ms
ms
ms
ms
ms
ms
ms
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μA
μs
μs
V
V
V
V
V
V
V
V