参数资料
型号: SC403MLTRT
厂商: Semtech
文件页数: 5/32页
文件大小: 741K
描述: IC REG DL BCK/LINEAR SYNC 32MLPQ
标准包装: 1
系列: EcoSpeed®, SmartDrive™
拓扑: 降压(降压)同步(1),线性(LDO)(1)
功能: 任何功能
输出数: 2
频率 - 开关: 1MHz
电压/电流 - 输出 1: 可调至 0.75V,6A
电压/电流 - 输出 2: 可调至 0.75V,200mA
带 LED 驱动器:
带监控器:
带序列发生器:
电源电压: 3 V ~ 28 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘
供应商设备封装: 32-MLPQ(5x5)
包装: 标准包装
其它名称: SC403MLDKR
SC403
5
Electrical Characteristics (continued)
Parameter
Conditions
Min  Typ  Max  Units
Current Sense
Zero-Crossing Detector Threshold
LX - PGND
-3    0    +3    mV
Power Good
Power Good Threshold
Upper limit, V
FB
 > internal 750mV reference
+20
%
Lower limit, V
FB
 < internal 750mV reference
-10
%
Start-Up Delay Time (between PWM enable and
PGOOD going high)
V
DD
 = 3V, C
SS
 = 10nF
7
ms
V
DD
 = 5V, C
SS
 = 10nF
12
Soft Start Threshold
When PGOOD logic switches high
64
%
Fault (noise immunity) Delay Time
5
Leakage
1    礎
Power Good On-Resistance
10
&
Fault Protection
Valley Current Limit
V
DD
 = 5V,R
ILIM
 = 6k &
5.1
A
V
DD
 = 3V,R
ILIM
 = 6k &
4.3
Output Under-Voltage Fault
V
FB
 with respect to internal 750mV reference,
8 consecutive switching cycles
-25
%
Smart Power-save Protection Threshold
V
FB
 with respect to internal 750mV reference
+10
%
Over-Voltage Protection Threshold
V
FB
 with respect to internal 750mV reference
+20
%
Over-Voltage Fault Delay
 
5
Over-Temperature Shutdown
10癈 hysteresis
155
Logic Inputs/Outputs
Logic Input High Voltage
ENL, minimum level
1
V
Logic Input Low Voltage
ENL, maximum level
0.4
V
EN/PSV Input for PSAVE Operation
 
Maximum level expressed in % of V
DD
100
%
Minimum level expressed in % of V
DD
45
EN/PSV Input for Forced Continuous Operation
 
Maximum level expressed in % of V
DD
42
%
Minimum level
1
V
相关PDF资料
PDF描述
SC418ULTRT IC REG DL BUCK/LINEAR 20MLPQ
SC424MLTRT IC REG DL BUCK/LINEAR 28MLPQ
SC4250LISTRT IC HOT SWAP CTRLR 8-SOIC
SC427MLTRT IC REG DL BUCK/LINEAR 32MLPQ
SE95D,112 IC SENSOR TEMP 2.8-5.5V SOT96-1
相关代理商/技术参数
参数描述
SC4040 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:PRECISION SHUNT VOLTAGE REFERENCE
SC4040AS 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:PRECISION SHUNT VOLTAGE REFERENCE
SC4040ASK 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:PRECISION SHUNT VOLTAGE REFERENCE
SC4040ASK.TR 制造商:Semtech Corporation 功能描述:IC V-REF PRECISION 2.5V 3SOT-23 T/R
SC4040AZ 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:PRECISION SHUNT VOLTAGE REFERENCE