Brushless Motor Driver 38Pin36+2Tab HSOP EP Fan-Fold
The LB1876 is a driver for polygon mirror motors such as used in laser printers and similar equipment. It incorporates all necessary circuitry speed control + driver on a single chip. Direct PWM drive enables drive with low power loss.
Features
---
|
-
.
-
3-phase bipolar drive
-
.
-
Direct PWM drive technique
-
.
-
Built-in lower side output diode
-
.
-
Output current limiter
-
.
-
Reference clock input circuit FG frequency equivalent
-
.
-
PLL speed control circuit
-
.
-
Phase lock detector output with masking function
-
.
-
Built-in protection circuitry includes current limiter, restraint protection, overheat protection, low-voltage protection, etc.
-
.
-
Brake method switching circuit free-run or reverse torque
-
.
-
5V regulator output
-
.
-
Power save function