DatasheetDescriptionBuy Now Element14LM2596TVADJG ONSEMI DC/DC CONV, BUCK, 3A, 150KHZ, TO-220-5; Topology:Buck (Step Down); Input Voltage Min:4.5V; Input Vol... LM2596DSADJR4G ONSEMI DC/DC CONV, BUCK, 3A, 150KHZ, TO-263-5; Topology:Buck (Step Down); Input Voltage Min:4.5V...
theinputcapacitorshouldbeselectedtobeatleast½theDCloadcapacitorwithavoltageratinggreaterthan42V(1.5×VIN)wouldbecurrent.Thecapacitormanufacturersdatasheetmustbecheckedtoneeded.Sincethethenexthighercapacitorvoltageratingis50V,aassurethatthiscurrentratingisnotexceeded.Thecurveshownin50Vcapacitorshouldbeused.The...
ManufacturerPart #DatasheetDescription TECH PUBLIC Electronics...LM2596 2Mb/8P3A / 150kHz Step-Down DC-DC Converter AiT Semiconductor Inc.A7596 638Kb/9PDC-DC CONVERTER/ BUCK (STEP-DOWN) 150KHz, 3A PWM BUCK DC-DC CONVERTER REV1.2 ACE Technology Co., LTD...ACE150X ...
TI 的 LM2596 為 SIMPLE SWITCHER® 4.5V 至 40V、3A 低零組件數降壓穩壓器。尋找參數、訂購和品質資訊
2Mb/41PDual 3.0 A, Step-Down DC/DC Switching Regulator October, 2008 ??Rev. 1 STMicroelectronicsL7981ATR 1Mb/44P3 A step-down switching regulator L5981 872Kb/37P1 A step-down switching regulator L5986 1Mb/39P2.5 A step-down switching regulator ...
filter Find other AC/DC & DC/DC converters (integrated FET) Technical documentation star =Top documentation for this product selected by TI View all 22 Design & development For additional terms or required resources, click any title below to view the detail page where available. Evaluation board...
Symbol Parameter Conditions LM2596-XX Type Limit (Note 3) (Note 4) 15 150 Units (Limits) DEVICE PARAMETERS Ib fO VSAT DC ICL Feedback Bias Current Oscillator Frequency Saturation Voltage Max Duty Cycle (ON) Min Duty Cycle (OFF) Current Limit Adjustable Version Only, VFB = 1.3V (Note 6)...
Hi 波形没有问题，你可以参考datasheet第8页的纹波。问题可能在于输入输出电容的选择。Hi
H2596 Datasheet 127/110 kHz(min) 173/173 kHz(max) 1.16 V VSA 饱和电压 IOUT=3A6,7 T 1.4/1.5 V(max) 最大工作周期(ON) 见注7 100 % DC 最小工作周期 见注8 0 % (OFF) 4.5 A 极限电流 ICL 峰值电流 6,7 3.6/3.4 A(min) 6.9/7.5 A(max) 输出为0V 6,8 50 µA 输出漏电流 ...
没加散热片,在2A的情况下,LM2596高于我体温,我于是自己用磁环缠了个470UH的电感,内阻大概是0.1欧姆,接上后工作正常,而且这下子LM2596挺凉的。 是不是在DC-DC降压应用中,电感越大越好呢?可为什么datasheet花费了那么大篇幅来说明电感的选值方法?