TDA8939TH Datasheet, PDF (4/21 Pages) NXP Semiconductors – Zero dead time Class-D 7.5 A power comparator

Philips Semiconductors
7. Pinning information
7.1 Pinning
TDA8939
Zero dead time Class-D 7.5 A power comparator
V_SSD 24
V_DDP1 23
BOOT1 22
OUT1 21
V_SSP1 20
STAB1 19
STAB2 18
V_SSP2 17
OUT2 16
BOOT2 15
V_DDP2 14
n.c. 13
TDA8939
1 V_SSA1
2 IN1N
3 V_DDA1
4 IN1P
5 POWERUP
6 ENABLE
7 DIAGN
8 CGND
9 IN2P
10 V_DDA2
11 IN2N
12 V_SSA2
Fig 2. Pin configuration.
001aaa625
7.2 Pin description
Table 3: Pin description
Symbol
Pin
V_SSA1
1
IN1N
2
V_DDA1
3
IN1P
4
POWERUP
5
ENABLE
6
DIAGN
7
CGND
8
IN2P
9
V_DDA2
10
IN2N
11
V_SSA2
12
n.c.
13
V_DDP2
14
BOOT2
15
OUT2
16
V_SSP2
17
STAB2
18
Description
negative analog supply voltage for channel 1
inverting input channel 1
positive analog supply voltage for channel 1
non-inverting input channel 1
enable input for switching on internal reference sources
digital enable input
digital open-drain diagnostic output for OTP, OCP, OVP and UVP
(active LOW)
common ground, reference ground for diagnostic, enable and
power-up
non-inverting input channel 2
positive analog supply voltage for channel 2
inverting input channel 2
negative analog supply voltage for channel 2
not connected
positive power supply voltage for channel 2
bootstrap capacitor 2
PWM output channel 2
negative power supply voltage for channel 2
decoupling internal stabilizer for logic supply channel 2
9397 750 13023
Objective data sheet
Rev. 01 — 22 April 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
4 of 21