TDF8591TH NXP Semiconductors, TDF8591TH Datasheet - Page 2

• Manufacturer Part Number: TDF8591TH
• Description: The TDF8591TH is a high-efficiency class-D audio power amplifier with low powerdissipation for application in car audio systems
• Manufacturer: NXP Semiconductors

NXP Semiconductors
4. Block diagram
5. Pinning information
TDF8591TH_1
Product data sheet
Fig 1. Block diagram
SGND1
SGND2
MODE
IN2M
IN1M
IN2P
IN1P
OSC
6
9
8
11
7
2
5
4
V
5.1 Pinning
V
DDA2
SSA2
MODE
STAGE
STAGE
3
1
INPUT
INPUT
mute
mute
Fig 2. Pin configuration (top view)
V
V
DDA1
SSA1
OSCILLATOR
10
12
MODULATOR
MODULATOR
MANAGER
PWM
PWM
BOOT2
BOOT1
STABI
Rev. 01 — 5 March 2008
V
V
V
STABI
V
OUT2
OUT1
V
DIAG
DDP2
DDP1
SSP2
SSP1
SSD
n.c.
STABI
2
V
18
SSD
24
24
23
22
21
20
19
18
17
16
15
14
13
TEMPERATURE SENSOR
100 W SE (4 ) or 1
CURRENT PROTECTION
VOLTAGE PROTECTION
DIAG
RELEASE2
13
RELEASE1
ENABLE2
SWITCH2
SWITCH1
ENABLE1
n.c.
19
TDF8591TH
HANDSHAKE
HANDSHAKE
CONTROL
CONTROL
AND
AND
001aah195
310 W BTL (4 ) class-D amplifier
TDF8591TH
DRIVER
DRIVER
DRIVER
DRIVER
10
11
12
HIGH
HIGH
LOW
LOW
1
2
3
4
5
6
7
8
9
V
V
DDP2
SSP1
V
SGND2
V
IN2M
IN2P
MODE
OSC
IN1P
IN1M
V
SGND1
V
23
SSA2
DDA2
DDA1
SSA1
17
TDF8591TH
V
V
V
V
SSP1
DDP2
DDP1
SSP2
© NXP B.V. 2008. All rights reserved.
14
20
15
16
22
21
001aah194
BOOT1
OUT1
BOOT2
OUT2
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