參數(shù)資料
型號(hào): TPIC1505
廠商: Texas Instruments, Inc.
英文描述: CONNECTOR ACCESSORY
中文描述: 連接器附件
文件頁(yè)數(shù): 15/16頁(yè)
文件大?。?/td> 301K
代理商: TPIC1505
TPIC1505
QUAD AND HEX POWER DMOS ARRAY
SLIS058 – JUNE 1996
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
THERMAL INFORMATION
Device is mounted on 24 in2, 4-layer FR4 printed circuit board with no heat sink.
NOTE A: Z
θ
B(t) = r(t) R
θ
JB
tw = pulse duration
tc = cycle time
d = duty cycle = tw/tc
tw – Pulse Duration – s
J
θ
R
°
DW PACKAGE
JUNCTION-TO-BOARD THERMAL RESISTANCE
vs
PULSE DURATION
100
0.0001
0.001
10
1
0.1
0.01
0.1
1
10
tw
tc
ID
0
d = 0.5
d = 0.1
d = 0.02
Single Pulse
d = 0.05
DC Conditions
d = 0.01
d = 0.2
100
Figure 26
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