TS1910A Datasheet, PDF (3/8 Pages) Taiwan Semiconductor Company, Ltd – 680kHz/1.2MHz High Voltage Boost Converter

Block Diagram
TS1910A
680kHz/1.2MHz High Voltage Boost Converter
VCC
7uA
SS
FB
COMP
FREQ
SGND
Soft
Start
1.238V
Reference
Thermal
Shutdown
Error
Amplifier
Summing
Comparator
Control and
Driver Logic
Oscillator
Slope
Compensation
Current
Sense
Enable/
Disable
EN
LX
N-MOS
PGND
Pin Description
Pin Number Pin Name
1
COMP
2
FB
3
EN
4
GND
5
LX
6
V_CC
7
FREQ
8
SS
Description
Compensation Pin
Feedback Pin
Enable Pin
Ground Pin
Switch Output Pin
Power Input pin
Frequency select pin. The power switch operates at 680kHz if FREQ is
connected to GND and at 1.2MHz if FREQ is connected to VCC
Soft start Pin. Connect a capacitor to GND
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Version: A12