參數(shù)資料
型號: TDA8939
廠商: NXP Semiconductors N.V.
英文描述: Zero dead time Class-D 7.5 A power comparator
中文描述: 零死時間D類7.5甲功率比較
文件頁數(shù): 3/21頁
文件大?。?/td> 99K
代理商: TDA8939
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
V
SSD
heatsink
n.c.
sub
24
22
23
BOOT1
V
DDP1
21
7
DIAGN
6
ENABLE
8
CGND
10
V
DDA2
9
11
IN2P
IN2N
12
V
SSA2
5
POWERUP
1
V
SSA1
2
IN1N
4
IN1P
3
V
DDA1
OUT1
19
STAB1
20
V
SSP1
15
BOOT2
14
V
DDP2
16
OUT2
18
STAB2
17
V
SSP2
TDA8939TH
13
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