TFA9815 NXP Semiconductors, TFA9815 Datasheet - Page 9

• Manufacturer Part Number: TFA9815
• Description: The TFA9815 is a 2-channel power comparator for high-efficiency class D audio amplifiersystems
• Manufacturer: NXP Semiconductors

NXP Semiconductors
9. Internal circuitry
TFA9815_1
Preliminary data sheet
Table 7.
Pin
1
16
17
32
2
3
14
15
4
5
12
13
6
Internal circuitry
Symbol
V
V
V
V
IN1P
IN1N
IN2N
IN2P
V
V
V
V
SO/OL
SSD(HW)
SSD(HW)
SSD(HW)
SSD(HW)
DDA1
SSA1
SSA2
DDA2
Rev. 01 — 16 December 2008
Equivalent circuit
2, 14
3, 15
1,16, 17, 32
6
5, 13
4, 12
V
DDA1
V
hvp
SSA1
135 k
135 k
110 k
V
SSA
22 V
010aaa386
Audio amplifier 2 x 17 W
5.5 V
5.5 V
V
V
010aaa381
DDA1
SSA
010aaa385
V
V
SSA1
DDA1
50 A
22 V
© NXP B.V. 2008. All rights reserved.
TFA9815
010aaa384
, V
, V
V
V
DDA
SSA
SSA2
DDA2
9 of 26