NJM2377 Series
Switching Regulator Control IC
NJM2377 Series
Switching Regulator Control IC
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Description
The NJM2377 is a high speed low voltage operation switching regulator control IC. It features a totem pole driver circuit that can directly drive an external Bipolar transistor. The NJM2377 is suitable for potable applications，including TFT panel supply with fly-back configuration.
Spec
| Standard | Automotive | |
|---|---|---|
| Input Voltage Range | 2.7 V to 18 V (18 V) | |
| Operating Temperature Range | -40°C to 85°C | -40°C to 125°C |
| Supply Current | Typ. 5000 µA | |
| Output Voltage Range | 2.7 V to - V | |
| Output Voltage Accuracy | ± 2 % | |
| Oscillator Frequency | 10 to 500 kHz | |
| Maximum Duty Cycle | ON/OFF Maximum Duty Cycle (Ton:Toff = 9:1) | |
| Package | DMP8 SSOP8 MSOP8(VSP8) |
MSOP8(VSP8) DMP8 |
| Control | PWM switching control | |
| Function | Soft-Start Function | |
| Note | UVLO (Under Voltage Lockout) | If you need datasheets of this product, please contact us. |
Protections / Functions
| TSD | OCP | OVP | UVLO | OVLO | Reverse | Shutdown | Soft Start | SSCG | PGOOD | Auto Discharge | Anti-ringing | Sequencing | Max Duty | Ext. Phase | LED Adjust |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Functional Description
| TSD | Thermal Shutdown Function |
|---|---|
| OCP | Overcurrent Protection Note: The function previously labeled as "ILX (LX Current Limit Function)" is now shown as "OCP." |
| OVP | Overvoltage Protection |
| UVLO | Undervoltage Lockout Protection |
| OVLO | Overvoltage Lockout Protection |
| Reverse | Reverse Current Protection Circuit |
| Shutdown | Shutdown Function |
| Soft Start | Soft Start Function |
| SSCG | Spread Spectrum Clock Generator Function |
| PGOOD | Power Good Output |
| Auto Discharge | Auto Discharge Function |
| Anti-ringing | Anti-ringing Switch Function |
| Sequencing | Start-up Sequencing Control |
| Max Duty | Maximum Duty Cycle |
| Ext. Phase | Externally Adjustable Phase Compensation |
| LED Adjust | LED High-speed Dimming Control |
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.
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Related Links
Quality & Packages
| Product Name | Compatibility | Package | Marking | Reliability |
|---|---|---|---|---|
| NJM2377M |
|
DMP8 | - | NJM-1-s-fr |
| NJM2377V |
|
SSOP8 | - | NJM-1-s-fr |
| NJM2377R |
|
MSOP8(VSP8) | - | NJM-1-s-fr |
| NJM2377R-T1 |
|
MSOP8(VSP8) | - | NJM-1-s-fr |
| NJM2377M-Z |
|
DMP8 | - | - |
- 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
NJM2377 Series