參數(shù)資料
型號(hào): 934056255127
廠商: NXP SEMICONDUCTORS
元件分類: JFETs
英文描述: 54 A, 55 V, 0.02 ohm, N-CHANNEL, Si, POWER, MOSFET, TO-220AB
封裝: PLASTIC, SC-46, 3 PIN
文件頁(yè)數(shù): 10/15頁(yè)
文件大?。?/td> 307K
代理商: 934056255127
Philips Semiconductors
BUK7520-55A; BUK7620-55A
TrenchMOS standard level FET
Product specication
Rev. 01 — 18 January 2001
4 of 15
9397 750 07751
Philips Electronics N.V. 2001. All rights reserved.
7.
Thermal characteristics
7.1 Transient thermal impedance
Table 4:
Thermal characteristics
Symbol
Parameter
Conditions
Value
Unit
Rth(j-a)
thermal resistance from junction to ambient
vertical in still air; SOT78 package
60
K/W
mounted on printed circuit board;
minimum footprint; SOT404
package
50
K/W
Rth(j-mb)
thermal resistance from junction to mounting
base
1.2
K/W
Fig 4.
Transient thermal impedance from junction to mounting base as a function of pulse duration.
03nc67
Single Shot
0.2
0.1
0.05
0.02
10-3
10-2
10-1
1
10
10-6
10-5
10-4
10-3
10-2
10-1
1
tp (s)
Zth(j-mb)
(K/W)
δ = 0.5
tp
T
P
t
T
δ =
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