LTC2950IDDB-2#PBF Linear Technology, LTC2950IDDB-2#PBF Datasheet
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LTC2950IDDB-2#PBF
Specifications of LTC2950IDDB-2#PBF
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LTC2950IDDB-2#PBF Summary of contents
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... The parts are available in either 8-lead 3mm × 2mm DFN or ThinSOT packages. L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and ThinSOT and PowerPath are trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. ...
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... Lead Free Finish TAPE AND REEL (MINI) TAPE AND REEL LTC2950CDDB-1#TRMPBF LTC2950CDDB-1#TRPBF LTC2950CDDB-2#TRMPBF LTC2950CDDB-2#TRPBF LTC2950IDDB-1#TRMPBF LTC2950IDDB-1#TRPBF LTC2950IDDB-2#TRMPBF LTC2950IDDB-2#TRPBF LTC2950CTS8-1#TRMPBF LTC2950CTS8-1#TRPBF LTC2950CTS8-2#TRMPBF LTC2950CTS8-2#TRPBF LTC2950ITS8-1#TRMPBF LTC2950ITS8-1#TRPBF LTC2950ITS8-2#TRMPBF LTC2950ITS8-2#TRPBF TRM = 500 pieces. *Temperature grades are identified by a label on the shipping container. Consult LTC Marketing for parts specified with wider operating temperature ranges. ...
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T SYMBOL PARAMETER V Supply Voltage Range Supply Current Undervoltage Lockout UVL Undervoltage Lockout UVL(HYST) IN Hysteresis Pushbutton, Enable (PB, EN/EN) V ...
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LTC2950-1/LTC2950-2 Typical perForMance characTerisTics Supply Current vs Temperature 26 – –25 TEMPERATURE (°C) 2950 G01 Turn On Debounce Time ...
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Typical perForMance characTerisTics PB Voltage vs External PB Resistance to Ground 300 V = 3.3V IN 250 200 T A 150 100 EXTERNAL PB RESISTANCE TO GROUND ( (LTC2950-1) Voltage vs V 1.0 ...
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LTC2950-1/LTC2950-2 pin FuncTions (TSOT-23/DFN) V (Pin 1/Pin 4): Power Supply Input: 2.7V to 26.4V (Pin 2/Pin 3): Pushbutton Input. Connecting PB to ground through a momentary switch provides on/off control via the EN/EN pin. An internal 100k pull-up ...
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DiagraM V IN 2.7V TO 26.4V REGULATOR 2.4V 100k PB 10µS FILTER 0.8V GND TiMing DiagraMs 2.4V OSCILLATOR DEBOUNCE OSCILLATOR ONT t KILL(PW) KILL t KILL(PD) EN/EN LTC2950-1/LTC2950-2 LOGIC OFFT 2950 TD01 EN/EN KILL 0.6V INT 2950 BD 295012fd ...
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LTC2950-1/LTC2950-2 TiMing DiagraMs (LTC2950-1) (LTC2950-2) OFFT (LTC2950-1) (LTC2950- & KILL IGNORED DB, ON ONT KILL, ON BLANK 16 CYCLES EN EN Power On Timing PB PB IGNORED t t DB, OFF OFFT 16 CYCLES ...
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Description The LTC2950 is a low power (6µA), wide input voltage range (2.7V to 26.4V), pushbutton on/off controller that can interface to a µP and a power supply. The turn-on and turn-off debounce times are extendable using optional ...
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LTC2950-1/LTC2950-2 applicaTions inForMaTion DB, ON ONT ONT OFFT INT KILL EN Figure 1. Simplified Power On/Off Sequence for LTC2950-1 POWER & KILL IGNORED t ...
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Aborted Power On Sequence The power on sequence is aborted when the KILL remains low after the end of the 512ms blanking time. Figure simplified version of an aborted power on sequence. At time t ...
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LTC2950-1/LTC2950-2 applicaTions inForMaTion The following equations describe the turn on and turn off times. C and C are the external programming ONT OFFT capacitors 32ms + 1ms + (6.7x10 BD,ON ONT 32ms ...
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Typical applicaTions below 0.6V, then an appropriate bypass capacitor should be connected to the KILL pin. PowerPath™ Switching The EN open drain output of the LTC2950-2 is designed to switch on/off an external power PFET. This allows a user to ...
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LTC2950-1/LTC2950-2 Typical applicaTions the PB board trace, however, will affect the open circuit voltage on the PB pin. If the leakage is too large (>2µA), the PB voltage may fall close to the threshold window. To mitigate the effect of ...
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DescripTion 0.61 ±0.05 (2 SIDES) 0.70 ±0.05 2.55 ±0.05 1.15 ±0.05 PACKAGE OUTLINE 0.25 ± 0.05 0.50 BSC 2.20 ±0.05 (2 SIDES) RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS NOTE: 1. DRAWING CONFORMS TO VERSION (WECD-1) IN JEDEC PACKAGE OUTLINE ...
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LTC2950-1/LTC2950-2 package DescripTion 0.40 MAX 3.85 MAX 2.62 REF RECOMMENDED SOLDER PAD LAYOUT PER IPC CALCULATOR 0.20 BSC DATUM ‘A’ 0.30 – 0.50 REF NOTE: 1. DIMENSIONS ARE IN MILLIMETERS 2. DRAWING NOT TO SCALE 3. DIMENSIONS ARE INCLUSIVE OF ...
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... Revised Figures 5 and 6. Updated Related Parts. Information furnished by Linear Technology Corporation is believed to be accurate and reliable. How- ever, no responsibility is assumed for its use. Linear Technology Corporation makes no representation that the interconnection of its circuits as described herein will not infringe on existing patent rights. LTC2950-1/LTC2950-2 ...
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... Automatic Low Loss Switchover Between DC Sources High Voltage Pushbutton Controller with 200ms Voltage Reset Monitor Allow Controlled Software System Shutdown www.linear.com ● V OUT 1.8V R1 10k INT µP KILL 2950 F10 LT 0211 REV D • PRINTED IN USA LINEAR TECHNOLOGY CORPORA TION 2008 295012fd ...