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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
(V)		 VIN
(V)		 Topology Features Cntrl. Loop Feedback Freq.
(kHz)		 Duty Cycle
(%)		 ISTARTUP
(mA)		 ICC
(mA)		 Gate Drive Current
(A)		 Oper. Temp.
(°C)
min max min max max max max
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
 Primary Side 625
50
75
 0.09 2 -40 to +85
MAX5052  21.6 375
Flyback
Single-Ended Forward
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Linear
Opto
 262
50
75
 0.045 1.4 -40 to +85
MAX5053  10.8 24
Flyback
Single-Ended Forward
High Voltage Start-Up Circuit
Internal Error Amplifier
Thermal Shutdown
UVLO
Linear
Opto
 262
50
75
 0.045 1.4 -40 to +85
MAX5014  13 110 Flyback
High Voltage Start-Up Circuit
Thermal Shutdown
UVLO
 Opto 275 85 - 1.4
-40 to +85
0 to +70
MAX5015  13 110 Single-Ended Forward
High Voltage Start-Up Circuit
Thermal Shutdown
UVLO
 Opto 275 50 - 1.4
-40 to +85
0 to +70
See All Isolated Power Supplies (31)

Key Specifications:  Multifunction PMICs
Part Number Primary Topology Monitor/Control Features DC-DC/Power Features VIN
(V)		 VIN
(V)		 VOUT
(V)		 VOUT
(V)		 Max. IOUT
(A)		 Max. IOUT
(A)		 Oper. Freq.
(kHz)		 Package/Pins Smallest Available Pckg.
(mm2)
min max min max ≥ ≤ max w/pins
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
TDFN-EP/14
 9.6
See All Multifunction PMICs (83)

Key Specifications:  Powered Devices
Part Number IEEE Compliance RDS(ON)
(Ω)		 PWM fS
(kHz)		 Protection Features Prog. UVLO RoHS Available Package/Pins Smallest Available Pckg.
(mm2)		 Oper. Temp.
(°C)
PD MOSFET max w/pins
MAX5941  802.3af 0.6 Yes 275 Programmable Inrush Current Yes Yes
SOIC(N)/16
 62 -40 to +85
See All Powered Devices (4)



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