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TDA8939TH Datasheet(PDF) 3 Page - NXP Semiconductors

No. de pieza TDA8939TH
Descripción Electrónicos  Zero dead time Class-D 7.5 A power comparator
PDF  21 Pages
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Fabricante Electrónico  PHILIPS [NXP Semiconductors]
Página de inicio  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA8939TH Datasheet(HTML) 3 Page - NXP Semiconductors

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9397 750 13023
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Objective data sheet
Rev. 01 — 22 April 2004
3 of 21
Philips Semiconductors
TDA8939
Zero dead time Class-D 7.5 A power comparator
6.
Block diagram
Fig 1.
Block diagram.
001aaa624
ZERO
DEAD TIME
CONTROL
STAB
12 V
PROTECTION
LATCH
Q
S
R
≥
OTP
OCP
OVP
UVP
temperature sensor
current protection
overvoltage protection
undervoltage protection
DRIVER
HIGH
DRIVER
LOW
ZERO
DEAD TIME
CONTROL
STAB
12 V
DRIVER
HIGH
DRIVER
LOW
VSSD
heatsink
n.c.
sub
24
22
23
BOOT1
VDDP1
21
7
DIAGN
6
ENABLE
8
CGND
10
VDDA2
9
IN2P
12
VSSA2
11
IN2N
5
POWERUP
1
VSSA1
2
IN1N
4
IN1P
3
VDDA1
OUT1
19
STAB1
20
VSSP1
15
BOOT2
14
VDDP2
16
OUT2
18
STAB2
17
VSSP2
TDA8939TH
13



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