参数资料
型号: LT1020CSW
厂商: Linear Technology
文件页数: 6/16页
文件大小: 0K
描述: IC REG LDO ADJ 125MA 16-SOIC
标准包装: 47
稳压器拓扑结构: 正,可调式
输出电压: 可调
输入电压: 4.5 V ~ 36 V
电压 - 压降(标准): 0.4V @ 125mA
稳压器数量: 1
电流 - 输出: 125mA(最小)
工作温度: 0°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
供应商设备封装: 16-SOIC
包装: 管件
其它名称: LT1020CS
LT1020
TYPICAL PERFOR A CE CHARACTERISTICS
Regulator Thermal Regulation
LT1020 Turn-On Characteristic
0.1
V IN = 15V
V OUT = 5V
5.5
5.0
V OUT = 5V
0
4.5
–0.1
50
4.0
3.5
3.0
2.5
NO LOAD
R L = 50 ?
R L = 500 ?
2.0
0
0
20 40 60 80 100 120 140 160 180
0
0
1
2
3
4
5
6
7
8
TIME (ms)
1020 G16
PI FU CTIO S
Pins 1, 14: No Internal Connection.
Pin 2: Regulator Output. Main output, requires 10 μ F
output capacitor. Can be shorted to V IN or ground without
damaging the device.
Pin 3: Input Supply. Bypass with 10 μ F capacitor. Must
always be more positive than ground.
Pin 4: Reference. 2.5V can source or sink current. May be
shorted to ground or up to 5V. Voltages in excess of 5V can
damage the device.
Pin 5: Comparator PNP Output. Open Collector PNP
Output. Pull-up current source for the comparator. May be
connected to any voltage from V IN to 36V more negative
than V IN (operates below ground). Short-circuit protected.
For example, if V IN is 6V then pin 5 will operate to – 30V.
Pin 6: Comparator NPN Output. Open Collector NPN
Output. May be connected to any voltage from ground to
INPUT VOLTAGE (V)
1020 G17
Pin 9: Ground.
Pin 10: Current Limit. Connecting this pin to ground
decreases the regulator current limit to 3mA minimum.
Leave open when not used.
Pin 11: Feedback. This is the feedback point of the regu-
lator. When operating, it is nominally at 2.5V. Optimum
source resistance is 200k to 500k. The feedback pin
should not be driven below ground or more positive than
5V.
Pin 12: Shutdown. Turns output off.
Pin 13: Dropout Detector. This pin acts like a current
source from V IN which turns on when the output transistor
goes into saturation. The magnitude of the current de-
pends on the magnitude of the output current and the
input/output voltage differential. Pin current ranges from
5 μ A to about 300 μ A.
36V more positive than ground (operates above V IN ).
Short-circuit protected.
Pins 7, 8: Comparator Inputs. Operates from ground to
V IN – 1V. Comparator inputs will withstand 36V even with
V IN of 0V.
sn1020 1020fcs
6
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参数描述
LT1020CSW#PBF 功能描述:IC REG LDO ADJ 125MA 16-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:8V 输入电压:10.5 V ~ 23 V 电压 - 压降(标准):1.7V @ 40mA 稳压器数量:1 电流 - 输出:100mA(最小值) 电流 - 限制(最小):- 工作温度:0°C ~ 125°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:剪切带 (CT) 产品目录页面:1075 (CN2011-ZH PDF) 其它名称:296-24390-1
LT1020CSW#TR 功能描述:IC REG LDO ADJ 125MA 16SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:2.3 V ~ 5.5 V 电压 - 压降(标准):0.035V @ 150mA 稳压器数量:2 电流 - 输出:150mA 电流 - 限制(最小):300mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-UFDFN 裸露焊盘,6-TMLF? 供应商设备封装:6-TMLF?(1.6x1.6) 包装:Digi-Reel® 产品目录页面:1104 (CN2011-ZH PDF) 其它名称:576-3018-6
LT1020CSW#TRPBF 功能描述:IC REG LDO ADJ 125MA 16-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:2.3 V ~ 5.5 V 电压 - 压降(标准):0.035V @ 150mA 稳压器数量:2 电流 - 输出:150mA 电流 - 限制(最小):300mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-UFDFN 裸露焊盘,6-TMLF? 供应商设备封装:6-TMLF?(1.6x1.6) 包装:Digi-Reel® 产品目录页面:1104 (CN2011-ZH PDF) 其它名称:576-3018-6
LT1020IN 功能描述:IC REG LDO ADJ 125MA 14-DIP RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:2.3 V ~ 5.5 V 电压 - 压降(标准):0.035V @ 150mA 稳压器数量:2 电流 - 输出:150mA 电流 - 限制(最小):300mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-UFDFN 裸露焊盘,6-TMLF? 供应商设备封装:6-TMLF?(1.6x1.6) 包装:Digi-Reel® 产品目录页面:1104 (CN2011-ZH PDF) 其它名称:576-3018-6
LT1020IN#PBF 功能描述:IC REG LDO ADJ 125MA 14-DIP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 系列:- 标准包装:1 系列:- 稳压器拓扑结构:正,固定式 输出电压:3V 输入电压:2.3 V ~ 5.5 V 电压 - 压降(标准):0.035V @ 150mA 稳压器数量:2 电流 - 输出:150mA 电流 - 限制(最小):300mA 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:6-UFDFN 裸露焊盘,6-TMLF? 供应商设备封装:6-TMLF?(1.6x1.6) 包装:Digi-Reel® 产品目录页面:1104 (CN2011-ZH PDF) 其它名称:576-3018-6