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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)： | 8/21頁 |
| 文件大小： | 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
8 of 21
Philips Semiconductors
TDA8939
Zero dead time Class-D 7.5 A power comparator
9.
Limiting values
10. Thermal characteristics
Fig 4.
Mode selection timing diagram.
001aaa062
standby
start-up sequence
switch-off sequence
status
POWERUP
ENABLE
reset
operating
reset
standby
Table 8:
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
V
p
supply voltage
I
ORM
repetitive peak current on
output pins
T
stg
storage temperature
T
amb
ambient temperature
T
vj
virtual junction temperature
Limiting values
Conditions
Min
-
-
Max
60
7.5
Unit
V
A
55
40
-
+150
+85
150
°
C
°
C
°
C
Table 9:
Symbol
R
th(j-a)
R
th(j-c)
Thermal characteristics
Parameter
thermal resistance from junction to ambient in free air
thermal resistance from junction to case
Conditions
Value
40
1.3
Unit
K/W
K/W
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