LB1417 查看數據表（PDF） - SANYO -> Panasonic

零件编号

产品描述 (功能)

比赛名单

LB1417

AC/DC Voltage Level Meter

SANYO -> Panasonic 

Equivalent Circuit

LB1407, 1417

Application Circuit

Internal

resistors

:

R5 (2.92k), R4 (2.07k), R3 (1.85k), R2 (2.16k)

(R1 to R7 of LB1417 are all 2.85kΩ).

Current flowing to LED :

ILED=

VCC–3

R

(Example) Assuming ILED=10mA at VCC=12V, R is :

R=

12–3

10×10–3

=

9

10×10–3

=900Ω

No.880–3/4

Share Link: