TDF5242 データシートの表示（PDF） - Philips Electronics
部品番号
コンポーネント説明
メーカー
TDF5242 Datasheet PDF : 20 Pages
| |||
Philips Semiconductors
Brushless DC motor drive circuit
BLOCK DIAGRAM
handbook, full pagewidth
+AMP IN 19
−AMP IN 20
AMP OUT
21
TRANS-
CONDUCTANCE
AMPLIFIER
CAP-ST 16
START-UP
OSCILLATOR
Preliminary specification
TDF5242T
VMOT
6
OUTPUT DRIVER STAGE
27 OUT-NA
15
CAP-DC
CAP-CD 14
ADAPTIVE
COMMUTATION
DELAY
8
TEST
THERMAL
PROTECTION
TIMING
18
CAP-TI
10
FG
ROTATION
SPEED
AND
DETECTOR
OUTPUT
STAGE
DIRECTION
LOGIC
BRAKE
LOGIC
COMMUTATION
LOGIC
OUTPUT DRIVER
STAGE
28 OUT-PA
OUTPUT DRIVER
STAGE
1
OUT-NB
OUTPUT DRIVER
STAGE
2
OUT-PB
OUTPUT DRIVER
STAGE
4 OUT-PC
OUTPUT DRIVER
STAGE
5
OUT-NC
TDF5242T
22
COMP-A
23
COMP-B
12, 17, 25
n.c.
EMF COMPARATORS
24
26 COMP-C
MOT0
7
9
11 3
13
DIR
BRAKE GND2 GND1
VP
MGG988
Fig.1 Block diagram.
1997 Sep 12
3
Share Link: 