LTC2954 Linear Technology, LTC2954 Datasheet - Page 2

• Manufacturer Part Number: LTC2954
• Description: Push Button On/Off Controller
• Manufacturer: Linear Technology

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ABSOLUTE AXI U RATI GS
SYMBOL
V
I
V
V
Push Button, Enable (  P  B , EN/  E  N ))
V
LTC2954
(Note 1)
Supply Voltage (V
Input Voltages
Output Voltages
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
ELECTRICAL CHARACTERISTICS
2
temperature range, otherwise specifications are at T
IN
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/
IN
UVL
UVL(HYST)
 P  B (MIN, MAX)
 P  B ............................................................– 6V to 33V
ONT ......................................................– 0.3V to 2.7V
PDT .......................................................– 0.3V to 2.7V
 K  I  L  L .........................................................– 0.3V to 7V
 I   N  T .........................................................– 0.3V to 10V
EN/  E  N ....................................................– 0.3V to 33V
ORDER PART NUMBER
LTC2954CDDB-1
LTC2954CDDB-2
LTC2954IDDB-1
LTC2954IDDB-2
PARAMETER
Supply Voltage Range
V
V
V
Hysteresis
 P  B Voltage Range
IN
IN
IN
Supply Current
Undervoltage Lockout
Undervoltage Lockout
8-LEAD (3mm × 2mm) PLASTIC DFN
EXPOSED PAD (PIN 9) UNCONNECTED
IN
W
) ..................................– 0.3V to 33V
T
GND
ONT
JMAX
V
PB
IN
= 125°C, θ
DDB PACKAGE
1
2
3
4
TOP VIEW
W W
9
JA
U
= 165°C/W
DDB PART MARKING*
8
7
6
5
INT
EN/EN
PDT
KILL
LCJG
LCNJ
LCJG
LCNJ
W
CONDITIONS
Steady State Operation
System Power On, V
V
Single-Ended
IN
U
Falling
A
= 25°C. V
The
U
●
IN
IN
denotes the specifications which apply over the full operating
= 2.7V to 26.4V, unless otherwise noted. (Note 2)
= 2.7V to 24V
Operating Temperature Range
Storage Temperature Range
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER PART NUMBER
LTC2954C-1 .............................................. 0°C to 70°C
LTC2954C-2 .............................................. 0°C to 70°C
LTC2954I-1 .......................................... – 40°C to 85°C
LTC2954I-2 .......................................... – 40°C to 85°C
DFN Package ..................................... – 65°C to 125°C
TSOT-23 ............................................ – 65°C to 150°C
LTC2954CTS8-1
LTC2954CTS8-2
LTC2954ITS8-1
LTC2954ITS8-2
GND 4
ONT 3
V
PB 2
IN
8-LEAD PLASTIC TSOT-23
T
JMAX
1
TS8 PACKAGE
= 125°C, θ
●
●
●
●
TOP VIEW
MIN
2.7
2.2
50
–1
JA
= 140°C/W
TS8 PART MARKING*
8 KILL
7 PDT
6 EN/EN
5 INT
TYP
400
2.3
6
LTCNK
LTCNK
LTCJH
LTCJH
MAX
26.4
26.4
700
2.5
12
UNITS
2954f
mV
µA
V
V
V