NCP1729SN35T1
- Mfr.Part #
- NCP1729SN35T1
- Manufacturer
- onsemi
- Package / Case
- SOT-23-6 Thin, TSOT-23-6
- Datasheet
- Download
- Description
- IC REG CHARG PUMP INV 50MA 6TSOP
- Stock
- 24,535
- In Stock :
- 24,535
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- Manufacturer :
- onsemi
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Terminal Pitch :
- 0.95mm
- Frequency :
- 33.5kHz
- Topology :
- Charge Pump
- Operating Temperature :
- -40°C~85°C TA
- RoHS Status :
- ROHS3 Compliant
- Length :
- 3mm
- Number of Pins :
- 6
- Pbfree Code :
- yes
- Height :
- 1.1mm
- Voltage - Input (Min) :
- 1.15V
- Frequency - Switching :
- 35kHz
- Voltage - Output (Min/Fixed) :
- -Vin nVin
- Input Voltage-Nom :
- 5V
- Terminal Position :
- Dual
- Packaging :
- Tape and Reel (TR)
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Package / Case :
- SOT-23-6 Thin, TSOT-23-6
- Mounting Type :
- Surface Mount
- Mount :
- Surface Mount
- Switcher Configuration :
- DOUBLER INVERTER
- Nominal Supply Current :
- 122μA
- Synchronous Rectifier :
- No
- Terminal Form :
- Gull wing
- Logic Function :
- Inverting
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- ECCN Code :
- EAR99
- Max Supply Voltage :
- 5.5V
- Output Type :
- FIXED
- Width :
- 1.5mm
- Contact Plating :
- Tin
- Max Power Dissipation :
- 313mW
- Number of Terminations :
- 6
- Min Output Voltage :
- -5.5V
- Min Supply Voltage :
- 1.5V
- Number of Outputs :
- 1
- Max Output Voltage :
- -1.15V
- Factory Lead Time :
- 9 Weeks
- Lead Free :
- Lead Free
- Power Dissipation :
- 313mW
- Analog IC - Other Type :
- SWITCHED CAPACITOR CONVERTER
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- REACH SVHC :
- No SVHC
- Function :
- Ratiometric
- Output Voltage :
- -5V
- Max Output Current :
- 50mA
- Peak Reflow Temperature (Cel) :
- 260
- Halogen Free :
- Halogen Free
- Published :
- 2006
- JESD-609 Code :
- e3
- Base Part Number :
- NCP1729
- Output Configuration :
- Positive or Negative
- Max Junction Temperature (Tj) :
- 150°C
- Datasheets
- NCP1729SN35T1

Voltage Regulators - DC DC Switching Regulators by onsemi NCP1729SN35T1 Overview
The onsemi NCP1729SN35T1 is a high-performance, integrated circuit specifically designed for charge pump applications requiring a compact and efficient voltage inversion solution. This IC regulator stands out for its ability to efficiently manage power with a minimal footprint, making it ideal for space-constrained applications. The device features a stable -3.5V output from a +2.7V to +5.5V input, providing a reliable inverted power supply with a constant 50mA output current, which is crucial for maintaining consistent performance across various loads.
NCP1729SN35T1 Features
The NCP1729SN35T1 offers several key features that make it a preferred choice for designers:
- High Efficiency: Utilizes charge pump technology to achieve high power conversion efficiency without the need for an external inductor.
- Compact Design: Housed in a small 6-pin TSOP package, ideal for portable applications where space is at a premium.
- Wide Input Voltage Range: Operates across a broad input voltage range from 2.7V to 5.5V, accommodating various battery technologies and operational states.
- Stable Output: Delivers a consistent -3.5V output, ensuring reliable operation of connected components.
- Thermal Protection: Integrated thermal shutdown mechanism protects the device and connected components from overheating.
NCP1729SN35T1 Applications
- Portable Electronics: Can be used in portable medical devices and consumer electronics to provide a stable negative voltage for OLED displays and audio interfaces, enhancing device reliability and user experience.
- Battery-Powered Devices: Ideal for battery management systems in rechargeable devices, ensuring efficient operation even with fluctuating battery voltages.
- Industrial Control Systems: Employs in control interfaces for sensors and actuators that require a precise, inverted voltage regulation to operate accurately and reliably in industrial settings.
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