參數(shù)資料
型號(hào)： MP2370DJ-LF-Z
廠商： MONOLITHIC POWER SYSTEMS INC
元件分類： 穩(wěn)壓器
英文描述： 1.8 A SWITCHING REGULATOR, 1700 kHz SWITCHING FREQ-MAX, PDSO6
封裝： ROHS COMPLIANT, PLASTIC, MO-193AB, TSOT-23, 6 PIN
文件頁數(shù)： 4/8頁
文件大?。?/td> 485K
代理商： MP2370DJ-LF-Z
MP2370 – 1.2A, 24V, 1.4MHz STEP-DOWN WHITE LED DRIVER IN A TSOT23-6
MP2370 Rev. 0.96
www.MonolithicPower.com
4
9/21/2007
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2007 MPS. All Rights Reserved.
TYPICAL PERFORMACE CHARACTERISTICS
Circuit as Figure 1, VIN = 12V, Load: one 3 Watt White LED, unless otherwise noted.
Enable Start Up
Enable Turn Off
Steady State Operation
40us/div
400nS/div
VSW
10V/div
VEN
5V/div
ILED
0.5A/div
VSW
10V/div
VEN
5V/div
ILED
0.5A/div
VSW
10V/div
VOUT(AC)
20mV/div
IINDUCTOR
0.5A/div
80
70
90
Output Short
Output Short Entry
Output Short Recovery
1us/div
4us/div
VSW
10V/div
VSW
10V/div
VSW
10V/div
VOUT
2V/div
VOUT
2V/div
ILED
0.5A/div
ILED
0.5A/div
IINDUCTOR
0.5A/div
Line Regulation
VOUT = 3.3V
400us/div
VEN
5V/div
Line Regulation
VOUT = 3.3V
Current Limit vs
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.8
1.6
2.0
10 20
40
60
30
50
INDUCT
OR
PEAK
CURRENT(A)
DUTY(%)
VOUT
2V/div
VSW
10V/div
0.5A/div
ILED
PWM DIMMING DUTY(%)
0
20
40
60
80
100
OUTPUT
CURRENT(A)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.8
0.7
0.9
I
Duty Cycle
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MP2371DG-LF-P 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 1.8A 24V 700kHz Nonsync Step-Down 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
MP2371DG-LF-Z 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 1.8A 24V 700kHz Nonsync Step-Down 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
MP2377DN-LF-Z 制造商:Monolithic Power Systems 功能描述:MONOLITHIC STEP-DOWN SWITCH MODE CONVERTER - Tape and Reel
MP2378DS-LF 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 2A 30V 385KHz Step-Down Converter 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
MP2378DS-LF-Z 功能描述:開關(guān)變換器、穩(wěn)壓器與控制器 2A 30V 385KHz Step-Down Converter 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
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