LB11852RV datasheet(8/12 Pages) ONSEMI

Il numero della parte	LB11852RV

Spiegazioni elettronici	Single-phase Full-wave Pre-driver

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Produttore elettronici	ONSEMI [ON Semiconductor]

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LB11852RV

No.A2133-8/12

Description of Speed Control Block

1. Speed control diagram

2. Timing at startup (soft start)

(RPM)

Rotational speed

Minimum speed

0%

100%

Small

← CTL signal (PWMDUTY) → Large

Large

←

EO pin voltage (V)

→ Small

The slope is determined by the RC pin constant.

Determined by LIM pin voltage

CR time constant large

CR time constant small

Minimum speed setting rotation

Variable speed

Full speed

CTL pin

EO pin

5VREG

0V

On-duty small

On-duty large

LIM voltage

EO voltage

CTL pin

VCC pin

SOFT pin

Soft start

The slope changes depending on the

capacitance of the SOFT pin

(large capacitance large slope).

Stop

Full speed

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LB11852RV Scheda tecnica(PDF) 8 Page - ON Semiconductor

LB11852RV Scheda tecnica(HTML) 8 Page - ON Semiconductor

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