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Key Features
Applications/Uses
| VIN (V) (min) | 2.25 |
| VIN (V) (max) | 5.5 |
| Adj. VOUT (V) (min) | 0.8 |
| Adj. VOUT (V) (max) | 4.5 |
| Rated ILOAD (mA) | 500 |
| Preset VOUT (V) | 1.5 |
| Special Order Preset | 1.5 to 4.5 by 0.1 |
| # Regulators | 1 |
| VDROPOUT @Rated ILOAD (V) (typ) | 0.175 |
| ICC (µA) (max) | 600 |
| Output Voltage Noise (µV RMS) (typ) | 300 |
| Ref. Bypass | No |
| Low Batt./ Pwr. Fail Out | No |
| POK/Reset Thresh. (V) (nom) | Vout-7% |
| Watchdog | No |
| Reverse Batt. Protect. | No |
| Oper. Temp. (°C) | -40 to +85 |
| Package/Pins | TDFN/8 |
| Budgetary Price (See Notes) | 1.19 |
Simplified Block Diagram
Technical Docs
| Data Sheet | 500mA, Low-Voltage Linear Regulator in Tiny DFN | Jul 07, 2020 | |
| Tutorial | Regulator Topologies for Battery-Powered Systems |
Support & Training
Search our knowledge base for answers to your technical questions.
Filtered SearchOur dedicated team of Applications Engineers are also available to answer your technical questions. Visit our support portal .
Sampling:
Selecting the Sample button above will redirect to the third-party ADI Sample Site. The part selected will carry over to your cart on this site once logged in. Please create a new account there if you have never used the site before. Contact SampleSupport@analog.com with any questions regarding this Sample Site.
Parameters
| VIN (V) (min) | 2.25 |
| VIN (V) (max) | 5.5 |
| Adj. VOUT (V) (min) | 0.8 |
| Adj. VOUT (V) (max) | 4.5 |
| Rated ILOAD (mA) | 500 |
| Preset VOUT (V) | 1.5 |
| Special Order Preset | 1.5 to 4.5 by 0.1 |
| # Regulators | 1 |
| VDROPOUT @Rated ILOAD (V) (typ) | 0.175 |
| ICC (µA) (max) | 600 |
| Output Voltage Noise (µV RMS) (typ) | 300 |
| Ref. Bypass | No |
| Low Batt./ Pwr. Fail Out | No |
| POK/Reset Thresh. (V) (nom) | Vout-7% |
| Watchdog | No |
| Reverse Batt. Protect. | No |
| Oper. Temp. (°C) | -40 to +85 |
| Package/Pins | TDFN/8 |
| Budgetary Price (See Notes) | 1.19 |
Key Features
- Guaranteed 500mA Output Current
- Output Down to 0.8V
- Low 175mV Dropout at 500mA
- ±1.5% Output Voltage Accuracy
- Preset at 1.5V
- Adjustable from 0.8V to 4.5V
- Power-OK Output
- Low 210µA Ground Current
- 0.02µA Shutdown Current
- Thermal-Overload Protection
- Output Current Limit
- Tiny 1.9W, 8-Pin 3mm x 3mm Thin DFN Package
Applications/Uses
- Cell Phones/Cordless Phones
- Docking Stations
- Notebook Computers
- Palmtop Computers
- PDAs
- USB Hubs
- Wireless Base Stations
Description
An internal PMOS pass transistor allows low 210µA supply current, making this device ideal for portable equipment such as personal digital assistants (PDAs), cellular phones, cordless phones, and other equipment, including base stations and docking stations.
Other features include an active-low, power-OK output that indicates when the output is out of regulation, a 0.02µA shutdown mode, short-circuit protection, and thermal-shutdown protection. The MAX1935 comes in a tiny 1.9W, 8-pin 3mm x 3mm thin DFN package.
Technical Docs
| Data Sheet | 500mA, Low-Voltage Linear Regulator in Tiny DFN | Jul 07, 2020 | |
| Tutorial | Regulator Topologies for Battery-Powered Systems |
Support & Training
Search our knowledge base for answers to your technical questions.
Filtered SearchOur dedicated team of Applications Engineers are also available to answer your technical questions. Visit our support portal .
Sampling:
Selecting the Sample button above will redirect to the third-party ADI Sample Site. The part selected will carry over to your cart on this site once logged in. Please create a new account there if you have never used the site before. Contact SampleSupport@analog.com with any questions regarding this Sample Site.
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