參數(shù)資料
型號: PIP401
廠商: NXP SEMICONDUCTORS
元件分類: 外設(shè)及接口
英文描述: OR-ing Intelligent Switch
中文描述: 400 A BUF OR INV BASED PRPHL DRVR, PSSO6
封裝: PLASTIC, SOT-427, D2PAK-7
文件頁數(shù): 7/16頁
文件大?。?/td> 272K
代理商: PIP401
Philips Semiconductors
PIP401
OR-ing Intelligent Switch
Product data
Rev. 03 — 5 November 2002
7 of 16
9397 750 10578
Koninklijke Philips Electronics N.V. 2002. All rights reserved.
9.
Thermal characteristics
9.1 Transient thermal impedance
Table 4:
Symbol
R
th(j-mb)
Thermal characteristics
Parameter
thermal resistance from
junction to mounting base
thermal resistance from
junction to ambient
Conditions
Figure 4
Min
-
Typ
0.5
Max
0.65
Unit
K/W
R
th(j-a)
mounted on glass-epoxy
circuit board with 25 mm x
25 mm copper area under
mounting base, thermal vias
and forced air cooling;
airflow = 0.8 ms
-1
(150 LFM).
mounted on glass-epoxy
circuit board with minimum
footprint area
-
15
-
K/W
-
50
-
K/W
Fig 4.
Transient thermal impedance from junction to mounting base as a function of pulse duration.
03af37
10-3
10-2
10-1
1
10-6
10-5
10-4
10-3
10-2
10-1
1
10
t
p
(s)
Z
th(j-mb)
(K/W)
single pulse
δ
= 0.5
0.2
0.1
0.05
0.02
tp
tp
T
T
P
t
δ
=
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