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STE12PS
12 channel integrated PSE line manager
Preliminary Data
Features
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PSE power control device Supports up to 12 independent or four 30W, “boosted” ports Wide operating range: up to 90V IEEE 802.3af compliant Open circuit detection: AC and DC methods Advanced power management algorithm Current sensing with as low as 500mΩ, external, series resistors No need for external FETs In-rush current control Short-circuit protection Adaptable signature detection capability On-chip 3.3V SMPS controller Low-noise, 12-bit ADC Standard I2C interface Parallel monitor interface The STE12PS is fully programmable, supporting the detection and powering of IEEE802.3af as well as legacy PDs.
STE12PS Datasheet
