參數(shù)資料
型號(hào): 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(shí)間D類7.5甲功率比較
文件頁(yè)數(shù): 2/21頁(yè)
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
2 of 21
Philips Semiconductors
TDA8939
Zero dead time Class-D 7.5 A power comparator
4.
Quick reference data
[1]
When the supply voltage is below
±
12.5 V the PWM outputs will not be able to switch to the high side at the
first PWM cycle.
5.
Ordering information
Table 1:
V
P
=
±
25 V; f
carrier
= 384 kHz.
Symbol
V
P
Quick reference data
Parameter
supply voltage
Conditions
symmetrical supply
voltage
asymmetrical supply
voltage
Min
Typ
±
25
Max
±
30
Unit
V
[1]
±
10
20
50
60
V
I
q(tot)
total quiescent current no load connected; no
filters; no snubbers
connected
P
rated
-
50
70
mA
η
efficiency
-
90
-
%
Table 2:
Type
number
Ordering information
Package
Name
HSOP24
Description
plastic, heatsink small outline package; 24 leads; low
stand-off height
Version
SOT566-3
TDA8939TH
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