NJM2857 Series
Low Dropout Voltage Regulator
NJM2857 Series
Low Dropout Voltage Regulator
拡大
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Description
The NJM2857 is a low dropout voltage regulator.This product has Reverse Current Protection without external SBD Advanced Bipolar technology achieves low noise, high ripple rejection and high supply voltage.1.5A output current capacity, 4.7µF small decoupling capacitor,built-in noise bypass capacitor make the NJM2857 suitable for various applications.
Spec
| Standard | |
|---|---|
| Input Voltage Range | 2.6 V to 8 V (10 V) |
| Operating Temperature Range | -40°C to 125°C |
| Supply Current | Typ. 500 µA |
| Standby Current | 0.1 (max.) µA |
| Output Voltage Range | 1.5V,2.5V,3.0V,3.3V,5.0V |
| Output Voltage Accuracy | Typ. ±1 % |
| Dropout Voltage | Typ. 0.20V(Io=1A) |
| Output Current | Io(max.)=1.5A |
| Ripple Rejection | Typ. 80 dB |
| Output Noise Voltage | 55µVrms typ.(Vo = 3V Version) |
| Package | TO-252-5-L3 |
| Ceramic Capacitor | Output capacitor with ceramic capacitor |
| Note | Internal Thermal Overload Protection Internal Over Current Protection Internal Reverse Current Protection ON/OFF Control |
Protections / Functions
| TSD | Reverse | Current Limit | ISC | Inrush | Constant Slope | ECO mode | Auto Discharge | External Driver | PGOOD |
|---|---|---|---|---|---|---|---|---|---|
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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 |
|---|---|---|---|---|
| NJM2857DL3 |
|
TO-252-5-L3 | - | 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
NJM2857 Series