LR8K4 Ver la hoja de datos (PDF) - Supertex Inc

Número de pieza

componentes Descripción

Fabricante

LR8K4

High Input Voltage Adjustable 3-Terminal Linear Regulator

Supertex Inc 

Typical Application Circuits

Figure 2: SMPS Start-Up Circuit

VIN = (VOUT + 12V) to 450V

VAUXILIARY

VIN

VOUT

ADJ

LR8

VCC

FB PWM IC

LR8

+

VOUT1

-

+

VOUT2

-

Figure 3: High Voltage Adjustable Constant Current Source

+

VIN VOUT

ADJ

VIN = (VOUT + 12V) to 450V

LR8

-

R

IOUT

=

1.20V

R

1.0µF

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