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Maxim > Solutions > IP Phones
PD Controller Products
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
IEEE 802.3af PD Interface and PWM Controllers with Integrated Power MOSFETs MAX5953A, MAX5953B, MAX5953C, MAX5953D

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| QV PDF |
IEEE 802.3af Power-Over-Ethernet Interface/PWM Controller for Power Devices MAX5942A, MAX5942B

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| QV PDF |
IEEE 802.3af-Compliant Power-Over-Ethernet Interface/PWM Controller for Power Devices MAX5941A, MAX5941B

| Industry's First Fully Integrated IEEE 802.3af-Compliant Power-over-Ethernet Power-Supply ICs |
| QV PDF |
IEEE 802.3af PD Interface Controller for Power-Over-Ethernet MAX5940, MAX5940A, MAX5940B

| Industry's First IEEE 802.3af-Compliant Power-Device Interface Controllers with Adjustable Undervoltage Lockout |
| Key Specifications:
Powered Devices |
| Part Number |
IEEE Compliance |
PD MOSFET RDS(ON) (Ω) |
Includes PWM |
Switching Frequency (kHz) |
Protection Features |
Programmable UVLO |
Package |
Operating Temp. Range (°C) |
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MAX5940
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802.3af
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0.6
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No
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-
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Programmable Inrush Current
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Yes
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SOIC/8
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-40 to +85
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MAX5941
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802.3af
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0.6
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Yes
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275
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Programmable Inrush Current
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Yes
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SOIC/16
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-40 to +85
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MAX5942
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802.3af
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0.6
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Yes
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275
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Programmable Inrush Current
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Yes
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SOIC/16
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-40 to +85
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MAX5953
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802.3af
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0.6
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Yes
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500
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Programmable Inrush Current
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Yes
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THIN QFN/48
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-40 to +85
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| See All Powered Devices (4) |
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