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LB1407 データシートの表示(PDF) - SANYO -> Panasonic
部品番号
コンポーネント説明
メーカー
LB1407
AC/DC Voltage Level Meter
SANYO -> Panasonic
LB1407 Datasheet PDF : 4 Pages
1
2
3
4
Equivalent Circuit
LB1407, 1417
Application Circuit
Internal
resistors
:
R5 (2.92k), R4 (2.07k), R3 (1.85k), R2 (2.16k)
(R
1
to R
7
of LB1417 are all 2.85k
Ω
).
Current flowing to LED :
I
LED
=
V
CC
–3
R
(Example) Assuming I
LED
=10mA at V
CC
=12V, R is :
R=
12–3
10
×
10
–3
=
9
10
×
10
–3
=900
Ω
No.880–3/4
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