SC251 Ver la hoja de datos (PDF) - Semtech Corporation

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SC251

Step-down DC-DC Converter with Bias LDO for WCDMA Amplifiers

Semtech Corporation 

POWER MANAGEMENT

Electrical Characteristics (Cont.)

Parameter

Symbol

Enable Transient Settling Time (1)

VDAC Transient

Over/Undershoot (1)

VDAC Transient Settling Time (1)

Pass-Through Transition

Over/Undershoot (1)

Pass-Through Transition

Settling Time (1)

Thermal Shutdown

Thermal Shutdown Hysteresis

tEN-ST

OSVDAC

tVDAC-ST

OSPASS

tPASS-ST

TSD

TSDH

Notes:

1) Not tested - guaranteed by design.

Conditions

SC251

Min

Typ

Max

Units

40

μs

20

%

40

μs

20

%

40

μs

160

°C

15

°C

© 2006 Semtech Corp.

4

www.semtech.com

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