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ADuM4470 Datasheet

Part Number ADuM4470
Manufacturers Analog Devices
Logo Analog Devices
Description Isolated Switching Regulator
Datasheet ADuM4470 DatasheetADuM4470 Datasheet (PDF)

Isolated Switching Regulator with Quad-Channel Isolators Data Sheet ADuM4470/ADuM4471/ADuM4472/ADuM4473/ADuM4474 FEATURES Isolated PWM feedback with built in compensation Primary side transformer driver for up to 2.5 W output power with 5 V input voltage Regulated adjustable output: 3.3 V to 24 V Up to 80% efficiency Quad dc-to-25 Mbps (NRZ) signal isolation channels 200 kHz to 1 MHz adjustable oscillator Soft start function at power-up Pulse-by-pulse overcurrent protection Thermal shutdown 500.

  ADuM4470   ADuM4470






Part Number ADuM4474
Manufacturers Analog Devices
Logo Analog Devices
Description Isolated Switching Regulator
Datasheet ADuM4470 DatasheetADuM4474 Datasheet (PDF)

Isolated Switching Regulator with Quad-Channel Isolators Data Sheet ADuM4470/ADuM4471/ADuM4472/ADuM4473/ADuM4474 FEATURES Isolated PWM feedback with built in compensation Primary side transformer driver for up to 2.5 W output power with 5 V input voltage Regulated adjustable output: 3.3 V to 24 V Up to 80% efficiency Quad dc-to-25 Mbps (NRZ) signal isolation channels 200 kHz to 1 MHz adjustable oscillator Soft start function at power-up Pulse-by-pulse overcurrent protection Thermal shutdown 500.

  ADuM4470   ADuM4470







Part Number ADuM4473
Manufacturers Analog Devices
Logo Analog Devices
Description Isolated Switching Regulator
Datasheet ADuM4470 DatasheetADuM4473 Datasheet (PDF)

Isolated Switching Regulator with Quad-Channel Isolators Data Sheet ADuM4470/ADuM4471/ADuM4472/ADuM4473/ADuM4474 FEATURES Isolated PWM feedback with built in compensation Primary side transformer driver for up to 2.5 W output power with 5 V input voltage Regulated adjustable output: 3.3 V to 24 V Up to 80% efficiency Quad dc-to-25 Mbps (NRZ) signal isolation channels 200 kHz to 1 MHz adjustable oscillator Soft start function at power-up Pulse-by-pulse overcurrent protection Thermal shutdown 500.

  ADuM4470   ADuM4470







Part Number ADuM4472
Manufacturers Analog Devices
Logo Analog Devices
Description Isolated Switching Regulator
Datasheet ADuM4470 DatasheetADuM4472 Datasheet (PDF)

Isolated Switching Regulator with Quad-Channel Isolators Data Sheet ADuM4470/ADuM4471/ADuM4472/ADuM4473/ADuM4474 FEATURES Isolated PWM feedback with built in compensation Primary side transformer driver for up to 2.5 W output power with 5 V input voltage Regulated adjustable output: 3.3 V to 24 V Up to 80% efficiency Quad dc-to-25 Mbps (NRZ) signal isolation channels 200 kHz to 1 MHz adjustable oscillator Soft start function at power-up Pulse-by-pulse overcurrent protection Thermal shutdown 500.

  ADuM4470   ADuM4470







Part Number ADuM4471
Manufacturers Analog Devices
Logo Analog Devices
Description Isolated Switching Regulator
Datasheet ADuM4470 DatasheetADuM4471 Datasheet (PDF)

Isolated Switching Regulator with Quad-Channel Isolators Data Sheet ADuM4470/ADuM4471/ADuM4472/ADuM4473/ADuM4474 FEATURES Isolated PWM feedback with built in compensation Primary side transformer driver for up to 2.5 W output power with 5 V input voltage Regulated adjustable output: 3.3 V to 24 V Up to 80% efficiency Quad dc-to-25 Mbps (NRZ) signal isolation channels 200 kHz to 1 MHz adjustable oscillator Soft start function at power-up Pulse-by-pulse overcurrent protection Thermal shutdown 500.

  ADuM4470   ADuM4470







Isolated Switching Regulator

Isolated Switching Regulator with Quad-Channel Isolators Data Sheet ADuM4470/ADuM4471/ADuM4472/ADuM4473/ADuM4474 FEATURES Isolated PWM feedback with built in compensation Primary side transformer driver for up to 2.5 W output power with 5 V input voltage Regulated adjustable output: 3.3 V to 24 V Up to 80% efficiency Quad dc-to-25 Mbps (NRZ) signal isolation channels 200 kHz to 1 MHz adjustable oscillator Soft start function at power-up Pulse-by-pulse overcurrent protection Thermal shutdown 5000 V rms isolation High common-mode transient immunity: >25 kV/μs 20-lead SOIC package with 8.3 mm creepage High temperature operation: 105°C APPLICATIONS Power supply start-up bias and gate drives Isolated sensor interfaces Process controls RS-232/RS-422/RS-485 transceivers VDD1 VDDA I/OA I/OB I/OC I/OD FUNCTIONAL BLOCK DIAGRAM RECT VISO VREG ADuM4470/ ADuM4471/ ADuM4472/ ADuM4473/ ADuM4474 PRIMARY REG CONTROLLER/ DRIVER SECONDARY CONTROLLER INTERNAL FEEDBACK VDD2 5V FB OC PRIM.


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