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ISL6271ACR PDF预览

ISL6271ACR

更新时间: 2024-02-13 13:37:20
品牌 Logo 应用领域
英特矽尔 - INTERSIL 稳压器
页数 文件大小 规格书
16页 583K
描述
Integrated XScale Regulator

ISL6271ACR 技术参数

生命周期:Active零件包装代码:QFN
包装说明:HVQCCN,针数:20
Reach Compliance Code:unknown风险等级:5.73
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制技术:PULSE WIDTH MODULATION
最大输入电压:5.5 V最小输入电压:2.76 V
标称输入电压:3.7 VJESD-30 代码:S-PQCC-N20
长度:4 mm功能数量:1
端子数量:20最高工作温度:85 °C
最低工作温度:-25 °C最大输出电流:0.8 A
封装主体材料:PLASTIC/EPOXY封装代码:HVQCCN
封装形状:SQUARE封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
座面最大高度:1 mm表面贴装:YES
切换器配置:BUCK温度等级:OTHER
端子形式:NO LEAD端子节距:0.5 mm
端子位置:QUAD宽度:4 mm

ISL6271ACR 数据手册

 浏览型号ISL6271ACR的Datasheet PDF文件第3页浏览型号ISL6271ACR的Datasheet PDF文件第4页浏览型号ISL6271ACR的Datasheet PDF文件第5页浏览型号ISL6271ACR的Datasheet PDF文件第7页浏览型号ISL6271ACR的Datasheet PDF文件第8页浏览型号ISL6271ACR的Datasheet PDF文件第9页 
ISL6271A  
Typical Operating Performance (Continued)  
Test results from the Intersil ISL6271A Customer Reference Board (CRB). Output filter on switcher made up of a 4.7µH drumcore with 100mof  
DCR and an output capacitance of 10µF. X5R; Rcomp = 50k, Vin = 3.6V unless otherwise noted.  
VOUT  
DATA  
CLK  
2
I C Vout = 0.85 to 1.6V 5mV/µs, 40µs/DIV  
Top: phase node output voltage ripple, 10mV/DIV  
Bottom: Inductor current, 100mA/DIV, 1µs/DIV  
2
FIGURE 8. TYPICAL I C COMMUNICATION  
FIGURE 9. RIPPLE IN DCM  
VSRAM, 20mV/DIV  
LOAD STEP TRIGGER  
Ripple in DCM: Fripple = 145kHz, Vin = 2.85V, Vout = 0.85V,  
Iout = 10mA Ripple = 10mV (worst case), 1µs/DIV  
LDO transient response with 3.3µF output capacitance.  
LVCC = 4.1V. 10mA DC load+ 55mA step load.  
FIGURE 10. PHASE NODE TO DCM  
FIGURE 11. LDO TRANSIENT RESPONSE  
EN PIN  
VOUT  
OUTPUT VOLTAGE RIPPLE  
SOFT PIN  
Ripple in CCM Vin = 2.85V, Vo = 0.850V, Fripple = 1MHz,  
Io = 500mA, Ripple = 4.2mV, 400ns/DIV  
Soft-start into CCM, VIN = 4.2V, CH3 = EN pin. Vout = 0.85  
Soft-Start capacitor = 10nF. 200µs/DIV  
FIGURE 12. RIPPLE IN CCM  
FIGURE 13. SOFT-START INTO CCM  
FN9171.1  
6

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