Parts List - Ethernet Demarcation



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Maxim > Solutions > Ethernet Demarcation

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Key Advantages

QV PDF

16µA I_Q, 1.2A PWM Step-Down DC-DC Converters
MAX1556, MAX1557

16µA Quiescent Current, 1.2A and 600mA, Step-Down Converters are 95% Efficient at 1mA

QV PDF

Low-Dropout, Low-I_Q, 1A Linear Regulator
MAX1793

1A LDO Has Only 210mV Dropout Voltage, Fits in 1.7W Package, Which Is 30% Smaller Than SOT-223

Key Specifications: Linear Regulators

Part Number

Regulators per Pkg.

Min. V_IN (V)

Max. V_IN (V)

Preset V_OUT (V)

Min. Adjustable V_OUT (V)

Max. Adjustable V_OUT (V)

Typ. V_DROPOUT@ Rated I_LOAD (V)

Rated I_LOAD (mA)

Max. I_CC (µA)

Low Battery/ Power Fail Output

POK/ Reset Output

POK/ Reset Output Type

Nominal POK/Reset Threshold (V)

Min. Reset Pulse Width (ms)

Watchdog

Reverse Battery Protection

Industry Qualified

Package

Smallest Available Package (max w/pins) (mm²)

Operating Temp. Range (°C)

MAX1793

2.5

5.5

2.5
3.3

1.25

0.21

1,000

200

Reset

Open Drain Active Low

Vout-6%

1.5

Automotive - AECQ100
Automotive - General

TSSOP/16

-40 to +85

See All Linear Regulators (138)

Key Specifications: Switch-Mode DC-DC Power Supplies

Part Number

Topology

V_IN (min) (V)

V_IN (max) (V)

Number of DC-DC Outputs

Preset V_OUT (V)

Digital/VID Programmed Output

Min. Adjustable V_OUT (V)

Max. Adjustable V_OUT (V)

I_OUT (A)

Operating Current, I_CC (max) (mA)

Fixed Freq/PWM Operation

Operating Freq. (kHz)

Internal Power Switch(es)

Synchronous Rectifier

Package

Smallest Available Package (max w/pins) (mm²)

MAX1556

Step-Down

2.6

5.5

1.8
2.5
3.3

0.75

5.5

1.2

0.016

Yes

1000

Yes

THIN QFN (Dual)/10

MAX1557

Step-Down

2.6

5.5

1.3
1.5

0.75

5.5

0.6

0.016

Yes

1000

Yes

THIN QFN (Dual)/10

See All Switch-Mode DC-DC Power Supplies (418)