TS1935B Ver la hoja de datos (PDF) - TSC Corporation
Número de pieza
componentes Descripción
Fabricante
TS1935B Datasheet PDF : 6 Pages
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Block Diagram
FB
Preliminary
TS1935B
1.9A / 1.2MHz Boost DC to Dc Converter
VCC
EN
Soft
Start
UVLO
Enable/
Disable
Thermal
Shutdown
Vref
1.238V
Error
Amplifier
Oscillator
1.2MHz
Summing
Comparator
Control and
Driver Logic
SW
N-MOS
Slope
Compensation
Current
Sense
GND
Application Circuit
VIN=5V
C1
10uF
R4
1M
ON
OFF
C3
1nF
L1
4.7uH
U1 TASX15953151B
5 VCC SW 1
4 EN
FB 3
GND
2
D1
B240A
R2
470K
R3
R1
54K
VOUT=12V
C2
4.7uF
VIN
2.6~3.6V
2.6~5.3V
2.6~5.5V
VOUT = 1.238V X (1 + --R--2--- )
R1
R2 Suggest 390K~820K
VOUT
R3
5V
7V
7.5~27V
120KΩ
82KΩ
0Ω
3/6
Version: Preliminary
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