Datasheet Linear Technology LT3990 — 数据表

制造商	Linear Technology
系列	LT3990

具有2.5µA静态电流和集成二极管的62V，350mA降压稳压器

数据表

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PDF, 307 Kb, 语言: en, 文件上传: Sep 19, 2017, 页数: 22
62V, 350mA Step-Down Regulator with 2.5μA Quiescent Current and Integrated Diodes

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价格

打包

	LT3990EDD#PBF	LT3990EDD#TRPBF	LT3990EMSE#PBF	LT3990EMSE#TRPBF	LT3990EMSE-3.3#PBF	LT3990EMSE-3.3#TRPBF	LT3990EMSE-5#PBF	LT3990EMSE-5#TRPBF	LT3990HMSE#PBF	LT3990HMSE#TRPBF	LT3990HMSE-3.3#PBF	LT3990HMSE-3.3#TRPBF	LT3990HMSE-5#PBF	LT3990HMSE-5#TRPBF	LT3990IDD#PBF	LT3990IDD#TRPBF	LT3990IMSE#PBF	LT3990IMSE#TRPBF	LT3990IMSE-3.3#PBF	LT3990IMSE-3.3#TRPBF	LT3990IMSE-5#PBF	LT3990IMSE-5#TRPBF
N	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21	22
Package	3x3 DFN-10 包装外形图	3x3 DFN-10 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	3x3 DFN-10 包装外形图	3x3 DFN-10 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图	MS-16E 包装外形图
Package Code	DD	DD	MSE	MSE	MSE	MSE	MSE	MSE	MSE	MSE	MSE	MSE	MSE	MSE	DD	DD	MSE	MSE	MSE	MSE	MSE	MSE
Package Index	05-08-1699	05-08-1699	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1699	05-08-1699	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667	05-08-1667
Pin Count	10	10	16	16	16	16	16	16	16	16	16	16	16	16	10	10	16	16	16	16	16	16

参数化

Parameters / Models	LT3990EDD#PBF	LT3990EDD#TRPBF	LT3990EMSE#PBF	LT3990EMSE#TRPBF	LT3990EMSE-3.3#PBF	LT3990EMSE-3.3#TRPBF	LT3990EMSE-5#PBF	LT3990EMSE-5#TRPBF	LT3990HMSE#PBF	LT3990HMSE#TRPBF	LT3990HMSE-3.3#PBF	LT3990HMSE-3.3#TRPBF	LT3990HMSE-5#PBF	LT3990HMSE-5#TRPBF	LT3990IDD#PBF	LT3990IDD#TRPBF	LT3990IMSE#PBF	LT3990IMSE#TRPBF	LT3990IMSE-3.3#PBF	LT3990IMSE-3.3#TRPBF	LT3990IMSE-5#PBF	LT3990IMSE-5#TRPBF
Architecture	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode	Constant Frequency Current Mode
Demo Boards	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A	DC1471A
Design Tools	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model	LTspice File,LTpowerCAD Model
Export Control	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no
Features	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good	Burst Mode, Resistor Set Frequency, Power Good
Frequency, kHz	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200	2200
Frequency Adjust Range	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz	200kHz - 2.2MHz
Integrated Inductor	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no
Ishutdown, µA	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7
Isupply, mA	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017	0.0017
Max Phases	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Monolithic	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes	yes
Number of Outputs	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Operating Temperature Range, °C	0 to 85	0 to 85	0 to 85	0 to 85	0 to 85	0 to 85	0 to 85	0 to 85	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 125	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85
Output Current, A	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35	0.35
Polyphase	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no
Switch Current, A	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.7
Synchronous	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no	no
Topology	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck	Buck
Vin Max, V	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60	60
Vin Min, V	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Vout Max, V	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25	25
Vout Maximum	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V	25V
Vout Min, V	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21	1.21
Vref Accuracy Over Temp, %	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1	2.1

生态计划

	LT3990EDD#PBF	LT3990EDD#TRPBF	LT3990EMSE#PBF	LT3990EMSE#TRPBF	LT3990EMSE-3.3#PBF	LT3990EMSE-3.3#TRPBF	LT3990EMSE-5#PBF	LT3990EMSE-5#TRPBF	LT3990HMSE#PBF	LT3990HMSE#TRPBF	LT3990HMSE-3.3#PBF	LT3990HMSE-3.3#TRPBF	LT3990HMSE-5#PBF	LT3990HMSE-5#TRPBF	LT3990IDD#PBF	LT3990IDD#TRPBF	LT3990IMSE#PBF	LT3990IMSE#TRPBF	LT3990IMSE-3.3#PBF	LT3990IMSE-3.3#TRPBF	LT3990IMSE-5#PBF	LT3990IMSE-5#TRPBF
RoHS	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant	Compliant

模型线

系列: LT3990 (22)

LT3990EDD#PBF LT3990EDD#TRPBF LT3990EMSE#PBF LT3990EMSE#TRPBF LT3990EMSE-3.3#PBF LT3990EMSE-3.3#TRPBF LT3990EMSE-5#PBF LT3990EMSE-5#TRPBF LT3990HMSE#PBF LT3990HMSE#TRPBF LT3990HMSE-3.3#PBF LT3990HMSE-3.3#TRPBF LT3990HMSE-5#PBF LT3990HMSE-5#TRPBF LT3990IDD#PBF LT3990IDD#TRPBF LT3990IMSE#PBF LT3990IMSE#TRPBF LT3990IMSE-3.3#PBF LT3990IMSE-3.3#TRPBF LT3990IMSE-5#PBF LT3990IMSE-5#TRPBF

制造商分类

Power Management > Switching Regulator > Step-Down (Buck) Regulators > Micropower Buck Regulators | Internal Power Switch Buck | High Input Voltage Buck
Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators