SM5306AV 参数 Datasheet PDF下载

SM5306A

TYPICAL APPLICATION CIRCUIT

Application Circuit 1 (standard connection)

4.7µF

+

4.7µF

+

H

L

Application Circuit 2 (capacitively-coupled display module connection)

I

I

Capacitor connections to the SM5306A output pins are not required.

Short circuit OUT

×

pins to OFB

×

pins. In this mode, the sag compensation circuit does not function.

Display Module

+

−

Application Circuit 3 (input connection to next stage on same printed circuit board)

I

A gain of 0dB is suitable, since matching resistors are not required. In this case, it is recommended that a

1k

Ω

resistor be connected to ground.

6dB

−

22µF

OFB

SM5306

+

Note. Only output connection is shown.

SEIKO NPC CORPORATION —6

+

+

+

VCC1

4.7µF

IN1

OFB1

22µF

+

VR

CLAMP

−

+

75Ω

75Ω

OUT1

100µF

+

GND1

+

VCC2

IN2

VR

GND2

CLAMP

−

+

+

OFB2

22µF

+

75Ω

75Ω

OUT2

100µF

+

GSEL

VCC3

IN3

VR

CLAMP

−

+

OFB3

22µF

+

75Ω

75Ω

OUT3

100µF

+

GND3

Note. Capacitance does not restrict to this value.

6dB

OUT

75Ω

75Ω

OFB

SM5306

Note. Only output connection is shown.

+

OUT

100µF

1kΩ