Non-isolated DC/DC switching regulator with a maximum output current of 400mA and a fixed output voltage of -12V. Features include over-temperature protection (OTP) and short-circuit protection (SCP), operating with a switching frequency up to 700kHz. This component offers 75% efficiency and a maximum power dissipation of 4.8W, suitable for input voltages ranging from 7V to 18V. Packaged in an SMD/SMT format, it is RoHS compliant and designed for a wide operating temperature range of -40°C to 85°C.
PackageSMD/SMT
Power5W
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Technical Specifications
Texas Instruments PT78NR112S technical specifications.
General
| Package/Case | SMD/SMT |
| Current - Output 1 | 400mA |
| Depth | 22.86mm |
| Efficiency | 75% |
| Features | OTP, SCP |
| Height | 0.34inch |
| Isolation | Non-Isolated |
| Lead Free | Lead Free |
| Length | 0.94inch |
| Max Input Voltage | 18V |
| Min Input Voltage | 7V |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Output Current | 400mA |
| Max Output Voltage | -12V |
| Min Output Voltage | -12V |
| Max Power Dissipation | 4.8W |
| Number of Outputs | 1 |
| Output Current | 400mA |
| Output Power | 5W |
| Output Voltage | -12V |
| Package Quantity | 25 |
| Packaging | Tray |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Series | PT78NR100 |
| Voltage - Output 1 | -12V |
| Weight | 6.5g |
| Width | 0.9inch |
Compliance
| RoHS | Compliant |
Datasheet
Texas Instruments PT78NR112S Datasheet
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