tda5143t NXP Semiconductors, tda5143t Datasheet - Page 4

• Manufacturer Part Number: tda5143t
• Description: Brushless Dc Motor Drive Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
PINNING
June 1994
MOT1
TEST
n.c.
MOT2
VMOT
GND3
FG
GND2
V
CAP-CD
CAP-DC
CAP-ST
CAP-TI
+AMP IN
AMP OUT
MOT3
n.c.
MOT0
GND1
SYMBOL
AMP IN
P
Brushless DC motor drive circuit
Fig.2 Pin configuration.
PIN
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
driver output 1
test input/output
not connected
driver output 2
input voltage for the output driver stages
ground supply; must be connected
frequency generator: output of the rotation speed (open collector digital output)
ground supply return for control circuits
supply voltage
external capacitor connection for adaptive communication delay timing
external capacitor connection for adaptive communication delay timing copy
external capacitor connection for start-up oscillator
external capacitor connection for timing
non-inverting input of the transconductance amplifier
inverting input of the transconductance amplifier
transconductance amplifier output (open collector)
driver output 3
not connected
input from the star point of the motor coils
ground (0 V) motor supply return for output stages
4
DESCRIPTION
Product specification
TDA5143T