NJM2391 Series
Low Dropout Voltage Regulator
NJM2391 Series
Low Dropout Voltage Regulator
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Description
The NJM2391 is a low dropout voltage regulators featuring high precision voltage. It is suitable for Notebook PCs，PC cards and hard disks where 3.3V need to be generated from 5V supply. A small TO-252 package is adopted for the space saving.
Spec
| Standard | |
|---|---|
| Input Voltage Range | (10 V) |
| Operating Temperature Range | -40°C to 85°C |
| Supply Current | Typ. 2300 µA |
| Output Voltage Range | 2.5V,2.6V,2.85V,3.0V,3.3V,3.5V,5.0V |
| Output Voltage Accuracy | Typ. ±1 % |
| Dropout Voltage | Typ. ΔVI-O =1.1V at Io=1A |
| Output Current | Io(max.)=1 A |
| Ripple Rejection | Typ. 62 dB |
| Package | TO-252-3-L1 |
| Note | Internal Thermal Shutdown Crcuit Internal Short Circuit Current Limit Internal Excessive Voltage Protection Circuit |
Protections / Functions
| TSD | Reverse | Current Limit | ISC | Inrush | ECO mode | Auto Discharge | External Driver | PGOOD | Soft Start |
|---|---|---|---|---|---|---|---|---|---|
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Functional Description
| TSD | Thermal Shutdown Function |
|---|---|
| Reverse Current Protection | Reverse Current Protection |
| Current Limit | Overcurrent Protection |
| ISC | Short Current Protection |
| Inrush Current Limit | Inrush Current Protection |
| Constant Slope | Constant Slope Function |
| ECO mode | ECO Function |
| Auto Discharge | Auto Discharge Function |
| External Driver | External Output Driver Transistor |
Technical Documents
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SPICE model download
You can download the product's SPICE model. Login/registration to myNISD is required to download.
Quality & Packages
| Product Name | Compatibility | Package | Marking | Reliability |
|---|---|---|---|---|
| NJM2391DL1 |
|
TO-252-3-L1 | - | NJM-1-s-fr |
- Refer to the datasheets for the details on the product.
- The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.
FAQ
Buy / Contact
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Purchase, Request for samples and documentsSales are made through distributors. Please contact your local distributors for any sales-related inquiry such as price.
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Available from 1 piece!Our electronic device products are available through our authorized online distributors.
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Technical Support
NJM2391 Series