參數(shù)資料
型號: TDA5341G
廠商: NXP SEMICONDUCTORS
元件分類: 運動控制電子
英文描述: Brushless DC motor and VCM drive circuit with speed control
中文描述: BRUSHLESS DC MOTOR CONTROLLER, 1.9 A, PQFP64
文件頁數(shù): 2/28頁
文件大?。?/td> 169K
代理商: TDA5341G
1997 Jul 10
2
Philips Semiconductors
Product specification
Brushless DC motor and VCM drive circuit
with speed control
TDA5341
FEATURES
Full-wave commutation (using push-pull output stages)
without position sensors
Built-in start-up circuitry
Three push-pull MOS outputs:
– 1 A output current
– Low voltage drop
– Built-in current limiter
Thermal protection
General purpose operational amplifier
Reset generator
Motor brake facility
Actuator driver (H-bridge current-controlled)
Power-down detector
Automatic park and brake procedure
Adjustable park voltage
Sleep mode
Speed control with Frequency-Locked Loop (FLL)
Serial port
Friction reduction prior to spin-up.
APPLICATIONS
Hard Disk Drive (HDD).
GENERAL DESCRIPTION
The TDA5341 is a BiCMOS integrated circuit used to drive
brushless DC motors in full-wave mode. The device
senses the rotor position using an EMF sensing technique
and is ideally suited as a drive circuit for a hard disk drive
motor.
The TDA5341 also includes a Voice Coil Motor driver
(VCM), reset and park facilities and an accurate speed
regulator. In addition, a serial port facilitates the control of
the device.
QUICK REFERENCE DATA
Measured over full voltage and temperature range.
ORDERING INFORMATION
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNIT
V
DD
I
oMOT
R
DS(MOT)
I
oACT
R
DS(ACT)
general supply voltage for logic and power
motor output current
motor output resistance
actuator output current
actuator output resistance
4.5
1.3
0.7
5.0
1.6
1.1
1.1
2.0
5.25
1.9
1.56
1.4
2.5
V
A
A
TYPE
NUMBER
PACKAGE
NAME
DESCRIPTION
VERSION
TDA5341G
LQFP64
plastic low profile quad flat package; 64 leads; body 10
×
10
×
1.4 mm
SOT314-2
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