Datasheet Texas Instruments LP2985A-18 — 数据表

制造商	Texas Instruments
系列	LP2985A-18

单路输出LDO，150mA，固定（1.8V），1.0％容差，低静态电流，低噪声

数据表

TSP

	LP2985A-18DBVRE4	LP2985A-18DBVTE4
Lifecycle Status	Active (Recommended for new designs)	Active (Recommended for new designs)
Manufacture's Sample Availability	No	No

Parameters / Models	LP2985A-18DBVRE4	LP2985A-18DBVTE4
Accuracy(%)	2.5	2.5
Approx. Price (US$)	0.22 \| 1ku	0.22 \| 1ku
Fixed Output Options(V)	1.8	1.8
Iout(Max)(A)	0.15	0.15
Iq(Typ)(mA)	0.85	0.85
Noise(uVrms)	30	30
Operating Temperature Range(C)	-40 to 125	-40 to 125
Output Capacitor Type	Ceramic Non-Ceramic	Ceramic Non-Ceramic
Output Options	Fixed Output	Fixed Output
PSRR @ 100KHz(dB)	30	30
Package Group	SOT-23	SOT-23
Package Size: mm2:W x L (PKG)	5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23)	5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23)
Rating	Catalog	Catalog
Regulated Outputs(#)	1	1
Special Features	Enable	Enable
Thermal Resistance ОёJA(В°C/W)	206	206
Vdo(Typ)(mV)	280	280
Vin(Max)(V)	16	16
Vin(Min)(V)	2.2	2.2
Vout(Max)(V)	1.8	1.8
Vout(Min)(V)	1.8	1.8

	LP2985A-18DBVRE4	LP2985A-18DBVTE4
RoHS	Not Compliant	Not Compliant
Pb Free	No	No

下载
LDO PSRR Measurement Simplified (Rev. A)
PDF, 131 Kb, 修订版: A, 档案已发布: Aug 9, 2017
This applicationreportexplainsdifferentmethodsof measuringthe PowerSupplyRejectionRatio(PSRR)of a Low-Dropout(LDO)regulatorand includesthe prosand consof thesemeasuringmethods
下载
LDO Noise Demystified (Rev. A)
PDF, 785 Kb, 修订版: A, 档案已发布: Aug 9, 2017
Thisapplicationreportexplainsthe differencebetweennoiseand PSRRof an LDO.It also explainsthedifferentwaysnoiseis specifiedin LDOdatasheetsandwhichspecificationshouldbe usedin theapplication.Finallyit explainshow LDOnoiseis reduced.

系列: LP2985A-18 (2)