參數(shù)資料
型號： L6727
廠商： STMICROELECTRONICS
元件分類： 穩(wěn)壓器
英文描述： 1.5 A SWITCHING CONTROLLER, 350 kHz SWITCHING FREQ-MAX, PDSO8
封裝： LEAD FREE, SOP-8
文件頁數(shù)： 32/34頁
文件大?。?/td> 974K
代理商： L6727
L6727
Electrical specifications
Doc ID 12933 Rev 4
7/34
3.2
Electrical characteristics
VCC = 12 V; TA = -20 °C to +85 °C, unless otherwise specified.
Table 5.
Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
Recommended operating conditions
VCC
Device supply voltage
4.1
13.2
V
VIN
Conversion input voltage
13.2
V
VCC < 7.0 V
19.0
V
Supply current and power-ON
ICC
VCC supply current
UGATE and LGATE = OPEN
6
mA
IBOOT
BOOT supply current
UGATE = OPEN; PHASE to GND
0.5
mA
UVLO
VCC turn-ON
VCC rising
4.1
V
Hysteresis
0.2
V
Oscillator
FSW
Main oscillator accuracy
0
°C to +70 °C
270
300
330
kHz
250
300
350
kHz
ΔV
OSC
PWM ramp amplitude
1.5
V
dMAX
Maximum duty cycle
80
%
Reference
Output voltage accuracy
VOUT = 0.8 V, TA = 0 °C to 70 °C
-1
-
1
%
VOUT = 0.8 V
-1.5
1.5
%
Error amplifier
A0
DC gain(1)
120
dB
GBWP
Gain-bandwidth product(1)
15
MHz
SR
Slew-rate(1)
8V/
μs
IFB
Input bias current
Sourced from FB
100
nA
DIS
Disable threshold
COMP falling
0.43
0.5
V
Gate drivers
IUGATE
HS source current
BOOT - PHASE = 5 V to 12 V
1.5
A
RUGATE
HS sink resistance
BOOT - PHASE = 5 V to 12 V
1.1
Ω
ILGATE
LS source current
VCC = 5 V to 12 V
1.5
A
RLGATE
LS sink resistance
VCC = 5 V to 12 V
0.65
Ω
Overcurrent protection
IOCSET
OCSET current source
Sunk from COMP pin, before SS
55
60
65
μA
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L6727_10 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Single phase PWM controller
L6727TR 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 Single PWM controler RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關(guān)頻率:1 MHz 工作溫度范圍: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
L6728 功能描述:DC/DC 開關(guān)控制器 Sngl phase PWM controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
L6728_0706 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Single phase PWM controller with Power Good
L6728A 功能描述:電壓模式 PWM 控制器 Hi-Freq. singl-phase PWM controller w/Po RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓撲結(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel
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