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TDA5142T Datasheet(PDF) 4 Page - NXP Semiconductors

Part No. TDA5142T
Description  Brushless DC motor drive circuit
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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 4 page
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June 1994
4
Philips Semiconductors
Product speciļ¬cation
Brushless DC motor drive circuit
TDA5142T
PINNING
SYMBOL
PIN
DESCRIPTION
OUT-NB
1
driver output B for driving the n-channel power FET or power NPN
OUT-PB
2
driver output B for driving the n-channel power FET or power PNP
GND1
3
ground (0 V) motor supply return for output stages
OUT-PC
4
driver output C for driving the n-channel power FET or power PNP
OUT-NC
5
driver output C for driving the n-channel power FET or power NPN
VMOT
6
input voltage for the output driver stages
TEST
7
test input/output
BRAKE
8
brake input
FG
9
frequency generator: output of the rotation speed detector stage
GND2
10
ground supply return for control circuits
VP
11
supply voltage
CAP-CD
12
external capacitor connection for adaptive communication delay timing
CAP-DC
13
external capacitor connection for adaptive communication delay timing copy
CAP-ST
14
external capacitor connection for start-up oscillator
CAP-TI
15
external capacitor connection for timing
+AMP IN
16
non-inverting input of the transconductance ampliļ¬er
āˆ’AMP IN
17
inverting input of the transconductance ampliļ¬er
AMP OUT
18
transconductance ampliļ¬er output (open collector)
COMP-A
19
comparator input corresponding to output A
COMP-B
20
comparator input corresponding to output B
COMP-C
21
comparator input corresponding to output C
MOT0
22
input from the star point of the motor coils
OUT-NA
23
driver output A for driving the n-channel power FET or power NPN
OUT-PA
24
driver output A for driving the n-channel power FET or power PNP




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