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Maxim > Solutions > Ethernet Microwave Radio
Power Supply
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| Display |
Title/Parts |
Key Advantages |
| QV PDF |
16µA IQ, 1.2A PWM Step-Down DC-DC Converters
MAX1556, MAX1556A, MAX1557
| 16µA Quiescent Current, 1.2A and 600mA, Step-Down Converters are 95% Efficient at 1mA |
| QV PDF |
Low-Dropout, Low-IQ, 1A Linear Regulator
MAX1793
| 1A LDO Has Only 210mV Dropout Voltage, Fits in 1.7W Package, Which Is 30% Smaller Than SOT23 |
| Key Specifications: Linear Regulators |
| Part Number |
Regulators |
VIN
(V) |
VIN
(V) |
Preset VOUT
(V) |
Adj. VOUT
(V) |
Adj. VOUT
(V) |
VDROPOUT @Rated ILOAD
(V) |
Rated ILOAD
(mA) |
ICC
(µA) |
Low Batt./ Pwr. Fail Out |
POK/Reset Thresh.
(V) |
Watchdog |
Reverse Batt. Protect. |
Oper. Temp.
(°C) |
Package/Pins |
Smallest Available Pckg.
(mm2) |
| min |
max |
min |
max |
typ |
max |
nom |
max w/pins |
| MAX1793 |
1 |
2.5 |
5.5 |
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1.25 |
5 |
0.21 |
1000 |
200 |
No |
Vout-6% |
No |
No |
-40 to +85 |
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33.2 |
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See All Linear Regulators (152)
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| Key Specifications: Step-Down Switching Regulators |
| Part Number |
VIN
(V) |
VIN
(V) |
VOUT
(V) |
VOUT
(V) |
Preset VOUT
(V) |
Max. IOUT
(A) |
Max. IOUT
(A) |
Output Adjust. Method |
DC-DC Outputs |
Oper. Freq.
(kHz) |
Package/Pins |
Smallest Available Pckg.
(mm2) |
| min |
max |
min |
max |
≥ |
≤ |
max w/pins |
| MAX1556 |
2.6 |
5.5 |
0.75 |
5.5 |
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1.2 |
1.2 |
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1 |
1000 |
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9.6 |
| MAX1557 |
|
0.6 |
0.6 |
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See All Step-Down Switching Regulators (264)
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