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LM3311SQ PDF预览

LM3311SQ

更新时间: 2024-01-03 13:53:18
品牌 Logo 应用领域
美国国家半导体 - NSC 转换器开关运算放大器脉冲
页数 文件大小 规格书
29页 2046K
描述
Step-Up PWM DC/DC Converter with Integrated LDO, Op-Amp, and Gate Pulse Modulation Switch

LM3311SQ 技术参数

是否无铅: 含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:QFN
包装说明:HVQCCN, LCC24,.16SQ,20针数:24
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.21
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:CURRENT-MODE
控制技术:PULSE WIDTH MODULATION最大输入电压:7 V
最小输入电压:2.5 V标称输入电压:2.5 V
JESD-30 代码:S-XQCC-N24JESD-609代码:e3
长度:4 mm湿度敏感等级:1
功能数量:1端子数量:24
最高工作温度:125 °C最低工作温度:-40 °C
最大输出电流:2.6 A封装主体材料:UNSPECIFIED
封装代码:HVQCCN封装等效代码:LCC24,.16SQ,20
封装形状:SQUARE封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
峰值回流温度(摄氏度):260认证状态:Not Qualified
座面最大高度:0.8 mm子类别:Switching Regulator or Controllers
表面贴装:YES切换器配置:BOOST
最大切换频率:1280 kHz温度等级:AUTOMOTIVE
端子面层:Matte Tin (Sn)端子形式:NO LEAD
端子节距:0.5 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

LM3311SQ 数据手册

 浏览型号LM3311SQ的Datasheet PDF文件第4页浏览型号LM3311SQ的Datasheet PDF文件第5页浏览型号LM3311SQ的Datasheet PDF文件第6页浏览型号LM3311SQ的Datasheet PDF文件第8页浏览型号LM3311SQ的Datasheet PDF文件第9页浏览型号LM3311SQ的Datasheet PDF文件第10页 
Electrical Characteristics (Continued)  
Specifications in standard type face are for TJ = 25˚C and those with boldface type apply over the full Operating Tempera-  
ture Range ( TJ = −40˚C to +125˚C). Unless otherwise specified, VIN = LVIN = 2.5V and IL = 0A.  
Min  
(Note 5)  
2.5  
Typ  
(Note 6)  
2.4  
Max  
(Note 5)  
Symbol  
UVP  
Parameter  
Conditions  
Units  
Undervoltage Protection  
Threshold  
On Threshold (Switch On)  
Off Threshold (Switch Off)  
FREQ = VIN = 2.5V  
V
2.3  
2.1  
IFREQ  
FREQ Pin Current  
2.7  
13.5  
µA  
Electrical Characteristics  
Specifications in standard type face are for TJ = 25˚C and those with boldface type apply over the full Operating Tempera-  
ture Range ( TJ = −40˚C to +125˚C). Unless otherwise specified VIN = LVIN = 2.5V and AVIN = 8V.  
Operational Amplifier  
Min  
(Note 5)  
Typ  
(Note 6)  
Max  
(Note 5)  
Symbol  
VOS  
Parameter  
Conditions  
Units  
mV  
nA  
Input Offset Voltage  
Buffer configuration, VO  
AVIN/2, no load  
=
=
5.7  
15  
IB  
Input Bias Current (POS Pin) Buffer configuration, VO  
AVIN/2, no load (Note 9)  
200  
550  
VOUT Swing  
Buffer, RL=2k, VO min.  
0.001  
7.97  
0.03  
V
Buffer, RL=2k, VO max.  
7.9  
4
AVIN  
Is+  
Supply Voltage  
Supply Current  
Output Current  
12  
7.8  
V
Buffer, VO = AVIN/2, No Load  
1.5  
138  
135  
mA  
IOUT  
Source  
Sink  
90  
195  
175  
mA  
105  
Electrical Characteristics  
Specifications in standard type face are for TJ = 25˚C and those with boldface type apply over the full Operating Tempera-  
ture Range ( TJ = −40˚C to +125˚C). Unless otherwise specified VIN = LVIN = 2.5V.  
Gate Pulse Modulation  
Min  
(Note 5)  
Typ  
(Note 6)  
Max  
(Note 5)  
1.4  
Symbol  
VFLK  
Parameter  
Conditions  
Units  
V
VFLK Voltage Levels  
Rising edge threshold  
Falling edge threshold  
Rising edge threshold  
Falling edge threshold  
VGHM = 30V  
0.4  
VDPM  
VDD(TH)  
IVFLK  
VDPM Voltage Levels  
VDD Threshold  
1.4  
V
0.4  
2.8  
0.4  
3
3.3  
0.7  
11  
V
VGHM = 5V  
0.5  
4.8  
1.1  
4.8  
1.1  
59  
VFLK Current  
VFLK = 1.5V  
µA  
µA  
µA  
VFLK = 0.3V  
2.5  
11  
IVDPM  
IVGH  
VDPM Current  
VDPM = 1.5V  
VDPM = 0.3V  
2.5  
300  
35.5  
28.5  
VGH Bias Current  
VGH = 30V, VFLK High  
VGH = 30V, VFLK Low  
20mA Current, VGH = 30V  
20mA Current, VGH = VGHM  
= 30V  
11  
RVGH-VGHM VGH to VGHM Resistance  
RVGHM-RE VGHM to RE Resistance  
14  
27  
55  
RVGHM(OFF) VGH Resistance  
VDPM is Low, VGHM = 2V  
CE = 0V  
1.2  
57  
1.7  
71  
kΩ  
µA  
V
ICE  
CE Current  
40  
VCE(TH)  
CE Voltage Threshold  
1.16  
1.22  
1.30  
7
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