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L6997 PDF预览

L6997

更新时间: 2024-02-08 12:48:42
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 控制器
页数 文件大小 规格书
23页 292K
描述
STEP DOWN CONTROLLER FOR LOW VOLTAGE OPERATIONS

L6997 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:TSSOP包装说明:MO-153-AC, TSSOP-20
针数:20Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:8.01Samacsys Confidence:3
Samacsys Status:ReleasedSamacsys PartID:235356
Samacsys Pin Count:20Samacsys Part Category:Integrated Circuit
Samacsys Package Category:Small Outline PackagesSamacsys Footprint Name:TSSOP20
Samacsys Released Date:2015-11-23 08:23:37Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING CONTROLLER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:3 V标称输入电压:3.3 V
JESD-30 代码:R-PDSO-G20JESD-609代码:e4
长度:6.5 mm湿度敏感等级:3
功能数量:1端子数量:20
最高工作温度:125 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP20,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH认证状态:Not Qualified
座面最大高度:1.2 mm子类别:Switching Regulator or Controllers
表面贴装:YES切换器配置:PUSH-PULL
温度等级:AUTOMOTIVE端子面层:Nickel/Palladium/Gold (Ni/Pd/Au)
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:4.4 mm
Base Number Matches:1

L6997 数据手册

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L6997  
ABSOLUTE MAXIMUM RATINGS  
Symbol  
Parameter  
Value  
Unit  
V
V
V
to GND  
to GND  
-0.3 to 6  
-0.3 to 6  
-0.3 to 6  
-0.3 to 36  
-0.3-to 30  
CC  
DR  
CC  
DR  
V
V
V
HGATE and BOOT, to PHASE  
V
HGATE and BOOT, to PGND  
V
V
PHASE  
V
PHASE  
LGATE to PGND  
-0.3 to V +0.3  
V
DR  
ILIM, VFB, VSENSE, NOSKIP, SHDN, PGOOD, OVP, VREF, INT,  
-0.3 to V +0.3  
V
CC  
GND  
to GND  
SENSE  
P
tot  
Power dissipation at T  
= 25°C  
1
W
amb  
T
stg  
Storage temperature range  
-40 to 150  
°C  
THERMAL DATA  
Symbol  
Parameter  
Value  
125  
Unit  
°C/W  
°C  
R
Thermal Resistance Junction to Ambient  
Junction operating temperature range  
th j-amb  
T
-40 to 125  
j
PIN CONNECTION (Top View)  
NOSKIP  
1
2
3
4
5
6
7
8
9
10  
20  
19  
18  
17  
16  
15  
14  
13  
12  
11  
BOOT  
HGATE  
PHASE  
VDR  
GNDSENSE  
INT  
VSENSE  
VCC  
GND  
VREF  
VFB  
OSC  
SS  
LGATE  
PGND  
PGOOD  
OVP  
SHDN  
ILIM  
TSSOP20  
PIN FUNCTION  
N°  
1
Name  
Description  
NOSKIP Connect to V to force continuous conduction mode and sink mode.  
CC  
2
GNDSE Remote ground sensing pin  
NSE  
3
4
INT  
Integrator output. Short this pin to VFB pin and connect it via a capacitor to V  
integrator in the control loop. If the integrator is not used, short this pin to VREF.  
to insert the  
OUT  
VSENS This pin must be connected to the remote output voltage to detect overvoltage and undervoltage  
E
conditions and to provide integrator feedback input.  
IC Supply Voltage.  
5
6
7
V
CC  
GND  
VREF  
Signal ground  
0.6V voltage reference. Connect max. a 10nF ceramic capacitor between this pin and ground.  
This pin is capable to source or sink up to 250uA  
2/23  

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