NJW4185 Series
High Voltage Io=500mA Low Dropout Regulator
NJW4185 Series
High Voltage Io=500mA Low Dropout Regulator
Download Datasheet
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Description
The NJW4185 is a high voltage and low current consumption low dropout regulator. It has two product type: A version (built-in ON/OFF function type) and B version (3-terminal / compatible with 78M series) NJW4185 is mounted to TO-252-3/-5 packages and corresponded to Low ESR capacitor (MLCC). The wide input range makes NJW4185 suitable for Automotive applications, Industrial supplies, Multiple cell battery equipment and various applications.
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Spec
Consumer Automotive Input Voltage Range 4 V to 40 V (45 V) Operating Temperature Range -40°C to 125°C Supply Current Typ. 55 µA Max. 90µA Standby Current 1 (max.) µA 1.5(max.) µA Output Voltage Range 2.0V,3.3V,5.0V,8.0V,15.0V 5.0V,8.0V Output Voltage Accuracy Typ. ±1 % Typ. ±2 % Output Current Io(min.)=500 mA Ripple Rejection Typ. 62 dB Typ. 60 dB Package TO-252-5-L3
TO-252-3-L1TO-252-5-L3 Ceramic Capacitor Correspond to Low ESR capacitor (MLCC) Note Internal Thermal Overload Protection
Internal Over Current Protection
ON/OFF function (apply only the A ver.)If you need datasheets of this
product, please contact us.Protections / Functions
TSD Reverse Current Limit ISC Inrush Constant Slope ECO mode Auto Discharge External Driver 
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Technical
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Quality &
PackagesProduct Name Compatibility Package Marking Reliability NJW4185DL3 TO-252-5-L3 - - NJW4185DL1 TO-252-3-L1 - - NJW4185DL3 TO-252-5-L3 - - - Refer to the datasheets for the details on the product.
- The package file includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.
- Please contact us or our distributors for unpublished reliability information.
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Sample / Buy
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Buy Online
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Buy, Request for Samples, Request for Information Materials
Authorized Distributors
Please contact your local distributors for any sales-related inquiry such as price, stock, delivery, etc.
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Download Datasheet
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 |