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參數(shù)資料
| 型號： | TS2508ACSRL |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 3 A SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | ROHS COMPLIANT, SOP-8 |
| 文件頁數(shù)： | 2/8頁 |
| 文件大小： | 241K |
| 代理商： | TS2508ACSRL |
TS2508A
3A / 330KHz PWM Buck Converter
2/8
Version: A09
Electrical Specifications (VIN=12V, Ta=25oC unless otherwise noted)
Characteristics
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
110
130
150
uA
Switch Current
ISW
4
--
A
Line Regulation
VOUT/VOUT
VCC = 5V~20V, IOUT =0.2A
--
1
2
%
Load Regulation
IOCSET
IOUT = 0.1 to 3A
--
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
VCC = 5V, VFB = 0V
--
90
140
mΩ
Internal P-MOS RDSON
RDSON
VCC = 12V, VFB = 0V
--
55
90
mΩ
IOUT = 2A
--
92
--
Efficiency
EFFI
VCC = 12V,
VOUT = 5V
IOUT = 3A
--
91
--
%
Block Diagram
Pin Assignment
Name
Description
Name
Description
FB
Feedback pin
Vss
GND pin
EN
H:Normal operation (Step-down)
L:Step-down operation stopped (All circuit deactivated)
Vss
GND pin
OCSET
Add an external resistor to set max switch output
current.
SW
Switch pin. Connect external inductor
& diode here
Vcc
IC power supply pin
SW
Switch pin. Connect external inductor
& diode here
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TS2508CS | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 PWM buck controller 2A 330KHz RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
| TS2508CSRL | 制造商:TSC 制造商全稱:Taiwan Semiconductor Company, Ltd 功能描述:2A / 330KHz PWM Buck Converter |
| TS2509 | 制造商:TSC 制造商全稱:Taiwan Semiconductor Company, Ltd 功能描述:3A / 500KHz PWM Buck Converter |
| TS2509_13 | 制造商:TSC 制造商全稱:Taiwan Semiconductor Company, Ltd 功能描述:3A / 500KHz PWM Buck Converter |
| TS2509CS | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 PWM buck controller 3A 500KHz RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT |
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