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Maxim > Solutions > 802.11a/b/g Wireless LAN

802.3af Compliant Power Supplies

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF µPMIC for Microprocessors or DSPs in Portable Equipment
MAX8620Y

Step-Down DC-DC Integrates 2 LDOs and Reset in Tiny TDFN to Power Microprocessor in Portables
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 Current-Mode PWM Controllers with Programmable Switching Frequency
MAX15000, MAX15001

Isolated/Nonisolated Current-Mode PWM Controllers in Tiny 10-Pin µMAX Packages with Adjustable Frequency from 12.5kHz to 625kHz
QV  PDF Current-Mode PWM Controllers with an Error Amplifier for Isolated/Nonisolated Power Supplies
MAX5052, MAX5052A, MAX5052B, MAX5053, MAX5053A, MAX5053B

Isolated/Nonisolated Current-Mode PWM Controllers Work with Universal Offline, Telecom, or 12V Input Voltage
QV  PDF Current-Mode PWM Controllers with Integrated Startup Circuit for Isolated Power Supplies
MAX5014, MAX5015



Key Specifications:   Isolated Power Supplies
Part Number VIN (min) (V) VIN (max) (V) Topology Features Control Loop Feedback Type Frequency (kHz) Max. Duty Cycle (%) Start-Up Current (max) (mA) Operating Current, ICC (max) (mA) Gate Drive Current (A) Operating Temp. Range (°C)
MAX15000   -   -  Flyback
Single-Ended Forward
•Adjustable Frequency
•High Voltage Start-Up Circuit
•Internal Error Amplifier
•Thermal Shutdown
•UVLO
 Current Mode Primary Side 625 50
75 		0.09 2 1 -40 to +85
MAX15001  9.5 24 Flyback
Single-Ended Forward
•Adjustable Frequency
•High Voltage Start-Up Circuit
•Internal Error Amplifier
•Thermal Shutdown
•UVLO
 Current Mode Primary Side 625 50
75 		0.09 2 1 -40 to +85
MAX5052  21.6 375 Flyback
Single-Ended Forward
•High Voltage Start-Up Circuit
•Internal Error Amplifier
•Thermal Shutdown
•UVLO
 Current Mode Linear
Opto 		262 50
75 		0.045 1.4 1 -40 to +85
MAX5053  10.8 24 Flyback
Single-Ended Forward
•High Voltage Start-Up Circuit
•Internal Error Amplifier
•Thermal Shutdown
•UVLO
 Current Mode Linear
Opto 		262 50
75 		0.045 1.4 1 -40 to +85
MAX5014  13 110 Flyback
•High Voltage Start-Up Circuit
•Thermal Shutdown
•UVLO
 Current Mode Opto 275 85  -  1.4 1 -40 to +85
0 to +70
MAX5015  13 110 Single-Ended Forward
•High Voltage Start-Up Circuit
•Thermal Shutdown
•UVLO
 Current Mode Opto 275 50  -  1.4 1 -40 to +85
0 to +70
See All Isolated Power Supplies (29)

Key Specifications:   Multifunction PMICs
Part Number Primary Topology Monitor/Control Features DC-DC/Power Features VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) IOUT (A) IOUT (A) Operating Freq. (kHz) Package
MAX8620Y  Step-Down Reset Output
Shutdown 		Adj. Frequency
Current Limit
Internal Pwr. FETs
Soft Start
Sync. Rectifier 		2.7 5.5 0.6 3.3 0.5 0.5 4000 THIN QFN (Dual)/14
See All Multifunction PMICs (77)

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)
MAX5941  802.3af 0.6 Yes 275 Programmable Inrush Current Yes SOIC/16 -40 to +85
See All Powered Devices (4)


         


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