STMicroelectronics 32-Pin, QFN 4-Channel PWM Controller, 4 MHz, 3.3V, Surface - pack size 3000 units
STMicroelectronics 32-Pin, QFN 4-Channel PWM Controller, 4 MHz, 3.3V, Surface - pack size 3000 units
MPN:
RS-ID: SKU:196-2103
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Description
The STPM3x is an ASSP family designed for high accuracy measurement of power and energies in power line systems using the Rogowski coil, current transformer or shunt current sensors. The STPM3x provides instantaneous voltage and current waveforms and calculates RMS values of voltage and currents, active, reactive and apparent power and energies. The STPM3x is a mixed signal IC family consisting of an Analogue and a digital section. The Analogue section consists of up to two programmable gain low-noise low-offset amplifiers and up to four 2nd order 24-bit sigma-delta ADCs, two bandgap voltage references with independent temperature compensation, a low drop voltage regulator and DC buffers. The digital section consists of digital filtering stage, a hardwired DSP, DFE to the input and a serial communication interface (UART or SPI). The STPM3x is fully configurable and allows a fast digital system calibration in a single point over the entire current dynamic range.
Technical data
| Characteristic | Value |
|---|---|
| Maximum Switching Frequency | 4MHz |
| Product Type | PWM Controller |
| Supply Current | 4.3mA |
| Output Voltage | 1.2V, 3V |
| Zero Power Detection | No |
| Number of Outputs | 4 |
| Mount Type | Surface |
| Minimum Supply Voltage | 2.97V |
| Package Type | QFN |
| Pin Count | 32 |
| Maximum Supply Voltage | 3.3V |
| Minimum Operating Temperature | -40°C |
| Maximum Duty Cycle | 60% |
| Maximum Operating Temperature | 105°C |
| PWM Controller Type | Current Mode |
| Standards/Approvals | ANSI12.2x, EN 50470-x, IEC 62053-2x |
| Width | 5.15mm |
| Series | STPM3x |
| Height | 950μm |
| Length | 5.15mm |
| Automotive Standard | No |
Datasheet
Manufacturer
STMicroelectronics
Weight
Pack Size
1 reel = 3000 units
Base Unit of Measure
PCE
Shipping
Expected availability from RS: currently unavailable

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