TPS79942DDCR
- Mfr.Part #
- TPS79942DDCR
- Manufacturer
- Texas Instruments
- Package / Case
- SOT-23-5 Thin, TSOT-23-5
- Datasheet
- Download
- Description
- IC REG LINEAR 4.2V 200MA SOT23-5
- Stock
- 20
- In Stock :
- 20
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - Linear
- Number of Pins :
- 5
- Output Voltage Accuracy :
- 1 %
- Protection Features :
- Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
- Package / Case :
- SOT-23-5 Thin, TSOT-23-5
- Quiescent Current :
- 40μA
- Current - Quiescent (Iq) :
- 60μA
- Output Voltage 1 :
- 4.2V
- Control Features :
- Enable
- Max Output Current :
- 200mA
- Packing Method :
- TR
- PSRR :
- 70dB ~ 38dB (100Hz ~ 100kHz)
- Peak Reflow Temperature (Cel) :
- 260
- Min Output Voltage :
- 4.2V
- Min Current Limit :
- 220mA
- Operating Temperature :
- -40°C~125°C
- Factory Lead Time :
- 6 Weeks
- Voltage Dropout (Max) :
- 0.16V @ 200mA
- Max Power Dissipation :
- 500mW
- Power Dissipation :
- 500mW
- Min Input Voltage :
- 2.7V
- Width :
- 1.6mm
- Dropout Voltage1-Nom :
- 0.1V
- Surface Mount :
- yes
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Output Configuration :
- Positive
- Max Output Voltage :
- 4.2V
- Pbfree Code :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Number of Functions :
- 1
- Dropout Voltage :
- 100mV
- Packaging :
- Tape and Reel (TR)
- Voltage Tolerance-Max :
- 2%
- Radiation Hardening :
- No
- Number of Outputs :
- 1
- REACH SVHC :
- No SVHC
- Mounting Type :
- Surface Mount
- Number of Regulators :
- 1
- RoHS Status :
- ROHS3 Compliant
- Thickness :
- 870μm
- Output Voltage :
- 4.2V
- Voltage - Input (Max) :
- 6.5V
- Height :
- 1.1mm
- JESD-609 Code :
- e4
- Pin Count :
- 5
- Output Type :
- FIXED
- Accuracy :
- 2 %
- Lead Free :
- Lead Free
- Base Part Number :
- TPS79942
- Number of Terminations :
- 5
- Terminal Form :
- Gull wing
- Nominal Output Voltage :
- 4.2V
- Length :
- 2.9mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Position :
- Dual
- ECCN Code :
- EAR99
- Datasheets
- TPS79942DDCR

Voltage Regulators - Linear Texas Instruments TPS79942DDCR Overview
The Voltage Regulators - Linear Texas Instruments TPS79942DDCR is an exemplary linear regulator designed for demanding applications that require stable and reliable power supply. This compact, high-performance IC provides a fixed output voltage of 4.2V and a maximum output current of 200mA, encapsulated in a robust SOT-23-5 package. Its design is optimized for low dropout (LDO) performance, ensuring efficient operation even at low input voltages, which makes it ideal for battery-powered devices where extending battery life is crucial. The TPS79942DDCR stands out for its ultra-low noise output, which is critical for sensitive RF and analog circuitry, ensuring minimal interference in performance.
TPS79942DDCR Features
- Fixed 4.2V output voltage with a capability to deliver up to 200mA of current.
- Ultra-low dropout voltage enhances performance in low input voltage scenarios.
- Exceptionally low noise output, suitable for RF and precision analog applications.
- High power supply rejection ratio (PSRR) minimizes fluctuations in output due to variations in input voltage.
- Thermal overload and overcurrent protection features ensure long-term reliability and safety.
- Small footprint SOT-23-5 package allows for efficient use in space-constrained applications.
TPS79942DDCR Applications
- Portable Devices: Utilized in smartphones and tablets to provide stable power for enhanced device functionality and battery efficiency.
- Wireless Communication Equipment: Ensures clean and consistent power supply, crucial for maintaining the integrity of communication signals in devices like routers and radios.
- Healthcare Monitoring Devices: Applied in medical monitoring equipment where precise voltage regulation is necessary for accurate readings and reliable operation.
- Wearable Technology: Ideal for use in wearable devices due to its low power consumption and compact size, improving device wearability and comfort.
- Audio Equipment: Provides noise-free power, essential for high-quality audio processing units to minimize signal distortion.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















