Peripheral Drivers & Components (PCIs) Micro Power Supply and Low-Side Driver
TPIC9201N: Peripheral Drivers & Components (PCIs) Micro Power Supply and Low-Side Driver
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| Maximum Operating Temperature : | + 125 C | Mounting Style : | Through Hole | ||
| Package / Case : | PDIP-20 | Packaging : | Tube |
| VIN | Unregulated input(3) (4) |
24V |
| SYN | Unregulated input(3) (4) |
24V |
| EN1, MOSI, SCLK, and NCS | Logic inputs(3) (4) |
7V |
| RST and Rdelay | See (3) and (4) |
7V |
| OUT(1:8) | Low side outputs |
20V |
| JC | Thermal impedance junction-to-case(5) |
67°C/W |
| JA | Thermal impedance junction-to-ambient(5) |
137°C/W |
| PD | Continuous power dissipation |
0.912 W |
| ESD | Electrostatic discharge(6) |
2 kV |
| TOP | Operating ambient temperature range |
40°C to 85°C |
| TS | Storage temperature range |
65°C to 125°C |
| TLEAD | Lead temperature (Soldering, 10 sec) |
260°C |
The ac-unit power supply with low side drive output provides regulated 5-V output to power the system microcontroller and drive up to eight inductive and/or resistive loads. The ac zero detect circuitry is monitoring the cross-over voltage of the mains ac supply. The resultant signal of TPIC9201N is a low frequency clock output on the ZVS terminal based on the ac line cycle. This information allows the microcontroller to reduce inrush current by powering loads on the ac-line peak voltage.
A serial communications interface controls the eight low side outputs; each output has an internal snubber circuit to absorb the energy in the inductor at turn OFF. Alternatively, the system of TPIC9201N can place a fly-back diode to VIN to help recirculate the energy in an inductive load at turn OFF.
| Technical/Catalog Information | TPIC9201N |
| Vendor | Texas Instruments |
| Category | Integrated Circuits (ICs) |
| Package / Case | 20-DIP (300 mil) |
| Mounting Type | Through Hole |
| Type | Low Side |
| Voltage - Supply | 7 V ~ 18 V |
| On-State Resistance | - |
| Current - Output / Channel | 200mA |
| Current - Peak Output | 350mA |
| Packaging | Tube |
| Input Type | Serial |
| Number of Outputs | 8 |
| Operating Temperature | -40°C ~ 125°C |
| Drawing Number | 296; 4040049; N; 14, 16, 18, 20 |
| Lead Free Status | Lead Free |
| RoHS Status | RoHS Compliant |
| Other Names | TPIC9201N TPIC9201N 296 19606 5 ND 296196065ND 296-19606-5 |