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TS2507CSRL Datasheet(PDF) 2 Page - Taiwan Semiconductor Company, Ltd

Part # TS2507CSRL
Description  0.5A / 330KHz PWM Buck Controller
PDF  9 Pages
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Manufacturer  TSC [Taiwan Semiconductor Company, Ltd]
Direct Link  http://www.taiwansemi.com
Logo TSC - Taiwan Semiconductor Company, Ltd

TS2507CSRL Datasheet(HTML) 2 Page - Taiwan Semiconductor Company, Ltd

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TS2507
0.5A / 330KHz PWM Buck Controller
2/9
Version: A07
Electrical Specifications (VIN=12V, Ta=25oC unless otherwise noted)
Block Diagram
Pin Assignment
Name
Description
Name
Description
EN
Shutdown Control Input.
H：normal operation (Step-down)
L：Shutdown mode
Gate
Gate drive for external P-channel MOSFET.
Comp
Compensation pin
LX
LX is the current sense input.
OCSET
Add an external resistor to set max switch output
current.
Vss
GND pin
Vcc
IC power supply pin
FB
Feedback pin
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Feedback Voltage
VFB
IOUT=0.1A
0.784
0.800
0.816
V
Quiescent Current
Iq
VFB=1.2V force driver off
--
3
5
mA
Feedback Bias Current
IFB
IOUT=0.1A
--
0.1
0.5
uA
Shutdown Supply Current
ISD
VEN =0V
--
2
10
uA
OCSET pin bias current
IOCSET
95
110
125
uA
Line Regulation
∆VOUT/VOUT
VCC = 5V~24V, IOUT=0.2A
--
0.6
1.2
%
Load Regulation
∆VOUT/VOUT
IOUT = 0.1 to 5A
--
0.3
0.5
%
Oscillation Frequency
FOSC
SW pin
260
330
400
KHz
VSH
High (regulator ON)
2.0
--
--
EN Pin Logic input
threshold voltage
VSL
Low (regulator OFF)
--
--
0.8
V
ISH
VEN=2.5V (ON)
--
20
--
uA
EN Pin Input Current
ISL
VEN=0.3V (OFF)
--
-10
--
uA
Soft-Start Time
TSS
0.3
4
8
ms
LX Rise Time
TLXR
CLX=1000pF
--
45
--
LX Fall Time
TLXF
CLX=1000pF
--
45
--
nS
IOUT = 2A
--
92
--
Efficiency
EFFI
VOUT = 5V
IOUT = 3A
--
91
--
%
Thermal shutdown Temp
TSD
--
125
--
℃



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