參數(shù)資料
型號(hào): TK70003
廠商: TOKO Inc.
英文描述: SINGLE OUTPUT, TWO INPUT SOLID STATE SWITCH
中文描述: 單輸出,兩個(gè)INPUT固態(tài)開(kāi)關(guān)
文件頁(yè)數(shù): 6/7頁(yè)
文件大?。?/td> 56K
代理商: TK70003
Page 6
January 1999 TOKO, Inc.
TK70003
INPUT 1
CONT 1
INPUT 2
OUTPUT
CONT 2
GND
The range of usable currents can also be found from the
graph below.
Procedure:
1)
2)
3)
4)
Find P
D
P
D1
is taken to be P
D
x (~0.8 - 0.9)
Plot P
D1
against 25
°
C
Connect P
D1
to the point corresponding to the 150
°
C
with a straight line.
In design, take a vertical line from the maximum
operating temperature (e.g., 75
°
C) to the derating
curve.
Read off the value of P
D
against the point at which the
vertical line intersects the derating curve. This is taken
as the maximum power dissipation, D
PD
.
5)
6)
The maximum operating current is:
I
OUT
= (D
PD
/ (V
IN(MAX)
-
V
OUT
)
SOT-23-6 BOARD LAYOUT
SOT-23-6 POWER DISSIPATION
0 50 100 150
TA (
°
C)
P
0
250
450
50
150
350
MOUNTED AS
SHOWN
FREE AIR
PD
DPD
25
50
75
150
(mW)
TA (
°
C)
3
6
5
4
BOARD LAYOUT
DEFINITIONS AND TERMS (CONT.)
APPLICATION INFORMATION
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