Maxim > 方案 > IP电话
PD控制器产品
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标题/型号 |
关键优势 |
| QV PDF |
IEEE 802.3af PD接口和PWM控制器，集成功率MOSFET
MAX5953, MAX5953A, MAX5953B, MAX5953C, MAX5953D
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| QV PDF |
IEEE 802.3af以太网供电接口/PWM控制器，适用于用电设备
MAX5942A, MAX5942B
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| QV PDF |
符合IEEE 802.3af标准的以太网供电接口/PWM控制器，适用于用电设备
MAX5941A, MAX5941B
| 业内首款完全集成的、符合IEEE 802.3af以太网供电标准的电源IC |
| QV PDF |
IEEE 802.3af PD接口控制器，用于以太网供电
MAX5940, MAX5940A, MAX5940B
| 业内首款符合IEEE 802.3af标准的用电设备接口控制器，具有可调节的欠压锁存门限 |
| Key Specifications:
Powered Devices |
| Part Number |
IEEE Compliance |
PD MOSFET RDS(ON) (Ω) |
Includes PWM |
Switching Frequency (kHz) |
Protection Features |
Programmable UVLO |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
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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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TQFN/48
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50
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-40 to +85
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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(N)/8
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31
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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(N)/16
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62
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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(N)/16
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62
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-40 to +85
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| See All Powered Devices (4) |
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