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LTC2950CTS8-1
+NomenclatureSupervisory Circuits LTC2950 - Push Button On/Off Controller
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FabricantÉquipement de simulation
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Pièce fabricant #LTC2950CTS8-1
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Fiche technique LTC2950CTS8-1 DataSheet
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En stock17158
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Spécifications
| Attribut | Valeur |
Présentation
Description
Key features of the LTC2950CTS8-1 include a wide operating voltage range from 2.7V to 26.4V, low quiescent current, and a debounce timer to eliminate false triggering from noisy button inputs. It also features a configurable power-on time and an optional external reset delay capacitor. The device includes an interrupt output that signals a microcontroller during a power-off event, ensuring data integrity by allowing the system to complete crucial tasks before shutting down.
Packaged in a small TSOT-23 form factor, the LTC2950CTS8-1 is suitable for a range of applications, including portable instruments, handheld devices, and other low-power electronics that require efficient power control.
Equivalent
Features
1. Low Power Consumption: It operates with very low power, making it suitable for battery-powered applications.
2. Wide Operating Voltage Range: It supports a wide input voltage range from 1.5V to 36V, accommodating various power sources.
3. Pushbutton Control: The device features a debounced pushbutton input that can control the enabling and disabling of system power.
4. Adjustable Delay: It offers programmable turn-on and turn-off delays, configurable via external capacitors, to ensure controlled power sequencing.
5. Open-Drain Output: The device provides an open-drain enable output pin for easy interfacing with other components.
6. Minimal External Components: Designed for simplicity, it requires minimal external components, aiding in compact and cost-effective designs.
7. Small Package: Available in an 8-lead TSOT-23 package, it is suitable for space-constrained applications.
Overall, the LTC2950CTS8-1 is ideal for applications requiring efficient power management and control in compact and portable electronics.
Pinout
1. PB (Pin 1): Pushbutton Input. It detects the button press.
2. KILL (Pin 2): Input to disable the system. An external signal can be used to turn off the system.
3. GND (Pin 3): Ground. This is the reference point for the circuit.
4. ~ON~ (Pin 4): Open-drain output. It indicates that the system is on.
5. VCC (Pin 5): Supply Voltage. It powers the device, typically 2.7V to 26.4V.
6. /INT (Pin 6): Interrupt Output. It signals when the pushbutton is pressed.
7. ~RELEASE~ (Pin 7): Indicates the release of the pushbutton.
8. NC (Pin 8): No Connection. Not internally connected.
The LTC2950CTS8-1 is used in power management applications to control the on/off state of devices, providing a simple interface for user-controlled power cycling.