HV9100 Ver la hoja de datos (PDF) - Supertex Inc

Número de pieza

componentes Descripción

Fabricante

HV9100

High-Voltage Switchmode Controllers with MOSFET

Supertex Inc 

Typical Performance Curves

Fig. 1

PSRR – Error Amplifier and Reference

0

-10

-20

-30

-40

-50

-60

-70

-80

10Hz

100Hz

1KHz

10KHz 100KHz

1MHz

Fig. 2

Error Amplifier Output Impedance (Z0)

106

105

104

103

102

10

1.0

0.1

.01

100Hz

1KHz

10KHz

100KHz 1MHz

10MHz

HV9100/HV9102/HV9103

Fig. 3

80

70

60

50

40

30

20

10

0

-10

100Hz

Error Amplifier

Open Loop Gain/Phase

180°

120°

60°

0°

-60°

-120°

-180°

1KHz

10KHz 100KHz

Frequency

1MHz

Fig. 4

1M

Output Switching Frequency

vs. Oscillator Resistance

HV9100, 9101, 9102

100k

HV9103

10k

10k

100 k

1M

ROSC (Ω)

Test Circuits

Error Amp ZOUT

+10V

(VDD)

(FB)

GND

(–VIN)

–

+

Reference

0.1µF

1.0V swept 100Hz – 2.2MHz

60.4K

Tektronix

P6021

V1

(1 turn

secondary)

V2

40.2K

0.1V swept 10Hz – 1MHz

PSRR

100K1%

10.0V

100K1%

–

V1

4.00V

+

Reference

V2

0.1µF

NOTE: Set Feedback Voltage so that

VCOMP = VDIVIDE ± 1mV before connecting transformer

5

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