參數(shù)資料
型號(hào): LM2591
廠商: National Semiconductor Corporation
英文描述: SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
中文描述: SIMPLE SWITCHER系列電源轉(zhuǎn)換器150千赫1A步降穩(wěn)壓器
文件頁數(shù): 6/20頁
文件大?。?/td> 730K
代理商: LM2591
Typical Performance Characteristics
(Circuit of
Figure 1
) (Continued)
Switching Frequency
ON/OFF Threshold Voltage
10129313
10129379
ON/OFF Pin Current (Sinking)
Internal Gain-Phase Characteristics
10129380
10129378
Continuous Mode Switching Waveforms
V
IN
= 20V, V
OUT
= 5V, I
LOAD
= 1A
L = 52 μH, C
OUT
= 100 μF, C
OUT
ESR = 100 m
Discontinuous Mode Switching Waveforms
V
IN
= 20V, V
OUT
= 5V, I
LOAD
= 250 mA
L = 15 μH, C
OUT
= 150 μF, C
OUT
ESR = 90 m
10129320
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.5A/div.
C: Output Ripple Voltage, 50 mV/div.
Horizontal Time Base: 2 μs/div.
10129319
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.25A/div.
C: Output Ripple Voltage, 100 mV/div.
Horizontal Time Base: 2 μs/div.
L
www.national.com
6
相關(guān)PDF資料
PDF描述
LM2592HVS-3.3 Aluminum Electrolytic Capacitor; Capacitor Type:General Purpose; Voltage Rating:100VDC; Capacitor Dielectric Material:Aluminum Electrolytic; Operating Temperature Range:-40 C to +85 C; Capacitance:1000uF RoHS Compliant: Yes
LM2592HVT-ADJ SIMPLE SWITCHER Power Converter 150 kHz 2A Step-Down Voltage Regulator
LM2592HVT-5.0 SIMPLE SWITCHER Power Converter 150 kHz 2A Step-Down Voltage Regulator
LM2592HVT-3.3 Aluminum Electrolytic Capacitor; Capacitor Type:General Purpose; Voltage Rating:250VDC; Capacitor Dielectric Material:Aluminum Electrolytic; Operating Temperature Range:-40 C to +85 C; Capacitance:1000uF RoHS Compliant: Yes
LM2592HVS-ADJ Aluminum Electrolytic Capacitor; Capacitor Type:General Purpose; Voltage Rating:200VDC; Capacitor Dielectric Material:Aluminum Electrolytic; Operating Temperature Range:-40 C to C; Capacitance:1000uF RoHS Compliant: Yes
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2591HVS-3.3 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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
LM2591HVS-3.3/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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
LM2591HVS-5.0 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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
LM2591HVS-5.0/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 PWR CONVERTER 150KHz 1A ST-DOWN VLTG REG 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
LM2591HVS-5.0/NOPB 制造商:Texas Instruments 功能描述:DC/DC Converter (DC-DC) / Switching Regu