參數資料
型號: LM2591HVT-ADJ
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator
中文描述: 3 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PZFM5
封裝: TO-220, 5 PIN
文件頁數: 6/20頁
文件大?。?/td> 730K
代理商: LM2591HVT-ADJ
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
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相關代理商/技術參數
參數描述
LM2591HVT-ADJ 制造商:Texas Instruments 功能描述:SWITCHING REG 1A ADJ 2591 TO2205
LM2591HVT-ADJ/LF16 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
LM2591HVT-ADJ/NOPB 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
LM2592HVS-3.3 功能描述:直流/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
LM2592HVS-3.3/NOPB 功能描述:直流/直流開關轉換器 PWR CONVERTER 150KHz 2A ST-DOWN VLTG REG RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT