LB1928(1999) Ver la hoja de datos (PDF) - SANYO -> Panasonic
Número de pieza
componentes Descripción
Fabricante
LB1928
(Rev.:1999)
(Rev.:1999)
SANYO -> Panasonic
LB1928 Datasheet PDF : 11 Pages
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LB1928
Truth Table
Source
Sink
1
OUT2 -> OUT1
2
OUT3 -> OUT1
3
OUT3 -> OUT2
4
OUT1 -> OUT2
5
OUT1 -> OUT3
6
OUT2 -> OUT3
F/R = “L”
IN1
IN2
IN3
H
L
H
H
L
L
H
H
L
L
H
L
L
H
H
L
L
H
F/R = “H”
IN1
IN2
IN3
L
H
L
L
H
H
L
L
H
H
L
H
H
L
L
H
H
L
Pin Assignment
OUT1 F/R IN3+ IN3– IN2+ IN2– IN1+ IN1– GND1 S/S FGIN+ FGIN– FGOUT LD
28 27 26 25 24 23 22 21 20 19 18 17 16 15
LB1928
1
2
3
4
5
6
7
8
9
OUT2 OUT3 GND2 VCC VM VREG PWM CSD XI
10 11 12 13 14
XO INTOUT INTIN POUT DOUT
Top view
Pd max – Ta
24
With an arbitrary large heat sink
20
16
12
8
4 Without heat sink
3
0–20
0
20
40
60
80
Ambient temperature, Ta – °C
100
120
Relationship between crystal oscillator frequency fosc and FG frequency fFG is as follows.
fFG (servo) = fosc/ (ECL divide-by-16 × count number)
= fosc/8192
No. 6198-4/11
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