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EN5311QI PDF预览

EN5311QI

更新时间: 2024-01-31 12:22:11
品牌 Logo 应用领域
ENPIRION 稳压器电感器开关输出元件PC
页数 文件大小 规格书
16页 290K
描述
1A Synchronous Buck Regulator With Integrated Inductor

EN5311QI 技术参数

是否Rohs认证: 符合生命周期:Active
包装说明:HQCCN, LCC20,.16X.2,25Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.66其他特性:OUTPUT IN ADJUSTABLE MODE 0.6V TO 4.9V
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:VOLTAGE-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:5.5 V
最小输入电压:2.4 V标称输入电压:3.6 V
JESD-30 代码:R-XQCC-N20长度:5 mm
湿度敏感等级:3功能数量:1
端子数量:20最高工作温度:85 °C
最低工作温度:-40 °C最大输出电流:1 A
封装主体材料:UNSPECIFIED封装代码:HQCCN
封装等效代码:LCC20,.16X.2,25封装形状:RECTANGULAR
封装形式:CHIP CARRIER, HEAT SINK/SLUG峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:1.15 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:BUCK最大切换频率:4000 kHz
温度等级:INDUSTRIAL端子形式:NO LEAD
端子节距:0.65 mm端子位置:QUAD
处于峰值回流温度下的最长时间:NOT SPECIFIED宽度:4 mm
Base Number Matches:1

EN5311QI 数据手册

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EN5311QI  
Electrical Characteristics  
NOTE: TA = 25°C unless otherwise noted. Typical values are at VIN = 3.6V, CIN = 4.7μF, COUT=10uF.  
NOTE: VIN must be greater than VOUT + 0.6V.  
SYMBOL  
PARAMETER  
Operating Input Voltage  
TEST CONDITIONS  
MIN  
2.4  
2.4  
TYP  
MAX  
5.5  
6.6  
UNITS  
VIN  
Using VID  
V
V
V
Using External Divider (VFB)1  
VIN going low to high  
Under Voltage Lockout  
UVLO Hysteresis  
VUVLO  
2.2  
0.145  
2.3  
V
VOUT Initial Accuracy (VID)  
2.4V VIN 5.5V, ILOAD = 100mA;  
TA = 25C  
2.4V VIN 5.5V, ILOAD = 0 - 1A,  
TA = -40°C to +85°C  
2.4V VIN 6.6V, ILOAD = 100mA  
TA = 25C; VSO=VS1=VS2=1  
2.4V VIN 6.6V, ILOAD = 0 - 1A,  
TA = -40°C to +85°C;  
VOUT  
VOUT  
VFB  
-2.0  
-3.0  
+2.0  
+3.0  
%
VOUT Variation for all  
Causes (VID)  
%
V
Feedback Pin Voltage  
0.591  
0.603  
0.603  
0.615  
V
Feedback Pin Voltage  
VFB  
0.585  
0.621  
2.1  
VSO=VS1=VS2=1  
Feedback Pin Input Current  
Dynamic Voltage Slew  
Rate†  
IFB  
1
nA  
Vslew  
1.24  
1.65  
V/mS  
Output Current  
Shut-Down Current  
Quiescent Current  
IOUT  
ISD  
1000  
mA  
μA  
μA  
Enable = Low  
No switching  
0.75  
800  
2.4V VIN 6.6V,  
0.6V VOUT VIN – 0.6V  
Pin = Low  
PFET OCP Threshold  
ILIM  
1.4  
2
A
0.0  
1.4  
0.4  
VIN  
VS0-VS1 Thresholds  
VTH  
IVSX  
Pin = High  
VS0-VS2 Pin Input Current  
Enable Voltage Threshold  
1
nA  
V
Logic Low  
Logic High  
VIN = 3.6V  
0.0  
1.4  
0.2  
VIN  
Enable Pin Input Current  
Operating Frequency  
PFET On Resistance  
NFET On Resistance  
Typical inductor DCR  
Soft-Start Operation  
VOUT Soft Start Slew Rate†  
Soft Start Rise Time  
IEN  
FOSC  
RDS(ON)  
RDS(ON)  
2
4
340  
270  
.110  
μA  
MHz  
mΩ  
mΩ  
Ω
VID Mode 2  
VFB mode 2  
1.24  
0.80  
1.65  
1.10  
2.1  
1.40  
V/mS  
mS  
ΔVSS  
ΔTSS  
1. See Section “Application Information” for specific circuit requirements  
2. Measured from when VIN VUVLO & ENABLE pin crosses its logic High threshold  
† Parameter guaranteed by design.  
©Enpirion 2009 all rights reserved, E&OE  
5
www.enpirion.com  
03799  
11/24/2009  
Rev:B  

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