SLB587 데이터 시트보기 (PDF) - Siemens AG

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SLB587

DIMMER IC FOR HALOGEN LAMPS

Siemens AG 

SLB 0587

Control Modes of Operation

Mode

A (Pin 2 at V SS)

B (Pin 2 open)

C (Pin 2 at V DD)

Period of Touching the Sensor/Extension

Short (60 to 400 ms)

Long (more than 400 ms)

Pre-Touch

Status

Post-Touch

Status

Pre-Touch

Status

Post-Touch

Status

OFF

Max.

Intermediate

Softstart to Max.

OFF

OFF

OFF

Max./Intermediate

Repeated dimming

Starts varying at min.

Starts varying at

pre-touch brightness

Same dimming

direction

OFF

Max.

Intermediate

OFF

Max.

Intermediate

Softstart to

stored brightness

from last turn-OFF

OFF

OFF

OFF

Max./Intermediate

Repeated dimming

Softstart to Max.

OFF

OFF

OFF

Max./Intermediate

Repeated dimming

Softstart to stored

brightness

and varying

Starts varying at

pre-touch brightness

Reversed dimming

direction

Starts varying at min.

Starts varying at

pre-touch brightness

Reversed dimming

direction

Figure 3

Control Behaviour of the 3 Operating Modes

Semiconductor Group

6

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