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802.3af-Compliant Power Supplies



DATA SHEETS
Part Number Description Key Advantages
MAX8620Y µPMIC for Microprocessors or DSPs in Portable Equipment

Step-Down DC-DC Integrates 2 LDOs and Reset in Tiny TDFN to Power Microprocessor in Portables
MAX5941A, MAX5941B IEEE 802.3af-Compliant Power-Over-Ethernet Interface/PWM Controller for Power Devices

Industry's First Fully Integrated IEEE 802.3af-Compliant Power-over-Ethernet Power-Supply ICs
MAX15000, MAX15001 Current-Mode PWM Controllers with Programmable Switching Frequency

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

Isolated/Nonisolated Current-Mode PWM Controllers Work with Universal Offline, Telecom, or 12V Input Voltage



Key Specifications:

Isolated Power Supplies
Part Number VIN
(V)
VIN
(V)
Topology 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
Current Mode Primary Side 625
50
75
0.09 2 1 -40 to +85
MAX15001  9.5 24 Primary Side 625 0.09 2
MAX5052  21.6 375
Linear
Opto
262 0.045 1.4
MAX5053  10.8 24
Linear
Opto
262 0.045 1.4
See All Isolated Power Supplies (20)

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 (96)

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 (9)





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