U2352B Ver la hoja de datos (PDF) - Atmel Corporation
Número de pieza
componentes Descripción
Fabricante
U2352B Datasheet PDF : 8 Pages
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U2352B
VIN
RD = 20 kW
5
S2
4
R9
VOUT
1000
800
600
R9=1MW
500KW
100KW
50KW
400
200
0
0
20KW
10KW
5KW
200 400 600 800 1000
VIN ( mV )
Figure 5. Typical circuitry of the current switch S2 with associated transfer characteristics (S2 closed)
R2
82 kW
R5
33 kW
D1, T1 and Rsh are
load dependent
Cosc
1
8
680 pF
C1
4.7 mF
R6
47 kW
Speed
68 kW
2
7
R3
R7
R8
27 kW
C2
470 nF
U2352B
10 kW
Torque
3
6
C4
R1
D1
D2
D3
RG
VB
M Load
T1
4
5
R4
1kW
R9
C3
10 nF
1.5 kW
Rsh
GND
Figure 6. Speed control with load current monitoring (load current detection via shunt resistor)
6 (8)
Rev. A3, 15-Jan-01
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