LTC1430A Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LTC1430A Datasheet PDF : 24 Pages
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TEST CIRCUITS
VSHDN VCC
PVCC
SHDN VCC PVCC2 PVCC1 IFB
NC
IMAX
G1
NC
NC
FREQSET LTC1430A
G2
NC
NC
COMP
NC
SS
FB
NC
GND PGND SENSE– SENSE+
Figure 2
1430 F02
LTC1430A
5V
VCOMP
VFB
VCC PVCC1 PVCC2
COMP
G1
LTC1430A
FB
GND
G2
PGND
+
10µF
10,000pF
0.1µF
G1 RISE/FALL
10,000pF
G2 RISE/FALL
Figure 3
1430 F03
+
4.7µF
VCC
VIN = 5V
+
100Ω
1µF
1N4148
+ CIN
220µF
×4
0.1µF
PVCC2 PVCC1
VCC
G1
SS
IMAX
0.01µF
LTC1430A IFB
NC
FREQSET G2
SHUTDOWN
SHDN PGND
16k
0.1µF
Q1A, Q1B
2 IN PARALLEL
0.1µF
2.7µH/15A
1k
Q2
+ COUT
3.3V
330µF
×6
C1
220pF
COMP
GND
RC
7.5k
CC
4700pF
SENSE+
FB
SENSE–
1430 F04
NC
Q1A, Q1B, Q2: MOTOROLA MTD20N03HL
CIN: AVX-TPSE227M010R0100
COUT: AVX-TPSE337M006R0100
Figure 4
7
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