TDA5241 Datasheet, PDF (5/19 Pages) NXP Semiconductors – Brushless DC motor drive circuit

Philips Semiconductors
Brushless DC motor drive circuit
Product specification
TDA5241
PINNING
SYMBOL
GND1
n.c.
MOT2
Vp
PGIN
FGPG
GND2
PGOUT
8 ^CAP-CDM
CAP-CDS
CAP-ST
CAP- TI
CTLIN
MOTO
CAP-CPC
MOT3
n.c.
MOT1
PIN
DESCRIPTION
1
ground (0 V) motor supply return for output stages
2
not connected
3
driver output 2
4
Dositive suDDlv voltage
5
position generator: input from the position detector sensor to the position detector
stage (optional)
6
FG/PG (open collector)
7
ground supply return for control circuits
8
position generator output of the position detector stage
9
external capacitor connection for commutation delay timing
10
external capacitor connection for commutation delay timing copy
11
external capacitor connection for start-up oscillator
12
external capacitor connection for timing
13
non-inverting input of the control amplifier
14
input from the start point of the motor coils
15
external capacitor for stability of control loop
16
driver output 3
17
I not connected
18
I driver output 1
GND1
u
18 _MOT1
n.c
.
MOT2
17 n.c
16 MOT3
Vp
PGIN
10 I
FGPG ⁶
TDA5241
15 _CAP-CPC
14 _MOTO
13 CTLIN
GND2 7
PGOUT
18
CAP-CDM 19
12 _{CAP- TI}
111
CAP-ST
110 CAP-CDS
Fig.3 Pin configuration.
March 1997
5/19