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TS2515CSRL Datasheet(PDF) 2 Page - Taiwan Semiconductor Company, Ltd

Part # TS2515CSRL
Description  3A / 380KHz PWM Buck Converter
PDF  7 Pages
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Manufacturer  TSC [Taiwan Semiconductor Company, Ltd]
Direct Link  http://www.taiwansemi.com
Logo TSC - Taiwan Semiconductor Company, Ltd

TS2515CSRL Datasheet(HTML) 2 Page - Taiwan Semiconductor Company, Ltd

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TS2515
3A / 380KHz PWM Buck Converter
2/7
Version: A09
Electrical Specifications (VIN=12V, Ta=25oC unless otherwise noted)
Characteristics
Symbol
Conditions
Min
Typ
Max
Units
Feedback Voltage
VFB
IOUT =0.2A
1.198
1.222
1.246
V
Quiescent Current
Iq
VFB =1.5V force driver off
--
3
5
mA
Feedback Bias Current
IFB
IOUT =0.2A
--
0.1
0.5
uA
Shutdown Supply Current
ISD
VEN =0V
--
23
36
uA
Soft Stat pin current
ISS
--
4.0
--
uA
Current Limit
ICL
--
4.0
--
A
Oscillation Frequency
FOSC
SW pin
330
380
430
KHz
Maximum Duty
DMAX
VFB =1.0V
100
--
--
%
Minimum Duty
DMIN
VFB =1.5V
--
--
0
%
VSH
High (regulator ON)
1.5
--
--
EN Pin Logic input
threshold voltage
VSL
Low (regulator OFF)
--
--
0.7
V
EN Pin Pull High Current
IEN
VEN =0V
--
20
36
uA
VCC = 5V, VFB = 0V
--
90
140
mΩ
Internal P-MOS RDSON
RDSON
VCC = 12V, VFB = 0V
--
60
100
mΩ
IOUT = 2A
--
91
--
Efficiency
EFFI
VCC = 12V,
VOUT = 5V
IOUT = 3A
--
90
--
%
Thermal Shutdown Temp.
TSD
--
140
--
ºC
Block Diagram
Pin Assignment
Name
Description
Name
Description
FB
Feedback pin
Vss
GND pin
EN
Enable input, it is pull-high typically. Drive EN high or
floating to turn on the regulator, driver it low to turn it
off
SW
Switch pin. Connect external inductor
& diode here
SS
Soft-Start pin
N/C
No Connect
Vcc
IC power supply pin



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