参数资料
型号: MIC2811-4GMSYML TR
厂商: Micrel Inc
文件页数: 4/17页
文件大小: 0K
描述: IC PWR MGMT DGTL TRPL LDO 16-MLF
标准包装: 1
应用: 手持/移动设备
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-VFQFN 裸露焊盘,16-MLF?
供应商设备封装: 16-MLF?(4x4)
包装: 标准包装
产品目录页面: 1086 (CN2011-ZH PDF)
其它名称: 576-3082-6
Micrel, Inc.
Absolute Maximum Ratings (1)
Supply Voltage (DV IN , V IN , V IN1 , V IN2 ) ................... 0V to +6V
Enable Voltage (V EN , V EN1 , V EN2 , V EN3 ) ................ 0V to +6V
Power Dissipation ................................. Internally Limited (3)
Lead Temperature (Soldering, 10 sec.) ..................... 260°C
Storage Temperature (T S )...................–65°C ≤ T J ≤ +150°C
ESD Rating (4) ................................................................. 2kV
MIC2811/2821
Operating Ratings (2)
Supply voltage (DV IN, V IN ) ......................... +2.7V to +5.5V
Supply voltage (V IN1, V IN2 ) ............................+1.65V to V IN
Enable Input Voltage (V EN , V EN1 , V EN2 , V EN3 ) ...... 0V to V IN
Junction Temperature Range (T J ) ......... –40°C to +125°C
Package Thermal Resistance
3mm x 3mm MLF-16 ( θ JA ) .............................56°C/W
Electrical Characteristics (5)
DV IN = V IN = V IN1 = V IN2 = V OUTMAX + 1V, L = 2.2 μ H; C OUTDC/DC = 2.2 μ F, C OUT1 = C OUT2 = C OUT3 = 2.2 μ F; I OUTDC/DC = 20mA;
I OUTLDO1 = I OUTLDO2 = I OUTLDO2 = 100 μ A; T J = 25°C, bold values indicate –40°C < T J < +125°C; unless noted.
Parameter
UVLO Threshold
Conditions
Rising input voltage during turn-on (DVIN & VIN Only)
Min
2.45
Typ
2.55
Max
2.65
Units
V
UVLO Hysteresis
100
mV
Ground Pin Current
Ground Pin Current in
V FB = 1.1*V FBNOM (not switching);
LDO2 or LDO1 Only (V EN = V EN3 = GND)
LDO3 only (V EN = V EN1 = V EN2 = GND / MIC2821 only)
All 3 LDOs
All EN = 0V
800
55
40
120
0.2
1100
85
95
5
μ A
μ A
μ A
μ A
μ A
μ A
Shutdown
Over-temperature Shutdown
Over-temperature Shutdown
Hysteresis
160
23
° C
° C
Enable Input Voltage
Logic Low
Logic High
1.1
0.2
V
V
Enable Input Current
0.1
1
μ A
Electrical Characteristics - DC/DC Converter
DV IN = V IN = V EN = V OUTDC/DC + 1V, L = 2.2 μ H; C OUTDC/DC = 2.2 μ F, C OUT1 = C OUT2 = C OUT3 = 2.2 μ F; I OUTDC/DC = 20mA; T J = 25°C, bold
values indicate –40°C to + 125°C; unless noted.
Parameter
Output Voltage Accuracy
Current Limit in PWM Mode
Conditions
Fixed Output Voltages
V FB = 0.9*V FBNOM
Min
-2
-3
0.75
Typ
1.2
Max
+2
+3
1.8
Units
%
%
A
FB pin input current (ADJ only)
1
nA
Output Voltage Line Regulation
V OUT > 2.4V; V IN = V OUT + 300mV to 5.5V, I LOAD = 20mA
V OUT < 2.4V; V IN = 2.7V to 5.5V, I LOAD = 20mA
0.2
%/V
%/V
Output Voltage Load Regulation
Maximum Duty Cycle
Switch ON-Resistance
20mA < I LOAD < 300mA
V FB ≤ 0.4V
PMOS (0.7*V FBNOM )
NMOS (1.1*V FBNOM )
100
0.2
0.5
0.55
1.5
%
%
?
?
Oscillator Frequency
1.8
2
2.2
MHz
Turn-on Time
Turn-on Time (DC/DC)
I LOAD = 300mA; C BYP = 0.1 μ F
83
350
μ s
April 2008
4
M9999-042208-A
相关PDF资料
PDF描述
V300C15E150BG2 CONVERTER MOD DC/DC 15V 150W
RBC24DCSD CONN EDGECARD 48POS DIP .100 SLD
HBC12DRYN CONN EDGECARD 24POS DIP .100 SLD
342A048-25/86-0 BOOT MOLDED
B78108T1182K CHOKE RF 1.8UH 540MA AXIAL
相关代理商/技术参数
参数描述
MIC281-1BM6 制造商:Rochester Electronics LLC 功能描述:- Bulk
MIC281-1BM6 TR 功能描述:IC SUPERVISOR THERMAL SOT23-6 RoHS:否 类别:集成电路 (IC) >> PMIC - 热管理 系列:IttyBitty® 标准包装:2,500 系列:SilentSense™ 功能:温度监控系统(传感器) 传感器类型:内部和外部 感应温度:-55°C ~ 125°C,外部传感器 精确度:±2°C 本地(最大),±3°C 远程(最大) 拓扑:ADC(三角积分型),比较器,寄存器库 输出类型:I²C?/SMBus? 输出警报:是 输出风扇:是 电源电压:2.7 V ~ 5.5 V 工作温度:-55°C ~ 125°C 安装类型:表面贴装 封装/外壳:8-TSSOP,8-MSOP(0.118",3.00mm 宽) 供应商设备封装:8-MSOP 包装:带卷 (TR) 其它名称:MIC284-2BMMTRMIC284-2BMMTR-ND
MIC281-1BM6TR 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel
MIC281-1YM6 制造商:Rochester Electronics LLC 功能描述: 制造商:RF Micro Devices Inc 功能描述:
MIC281-1YM6 TR 功能描述:板上安装温度传感器 Local and Remote Temperature Sensor with I2C Temperature Sensor in SOT23-6 (Lead Free) RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor