Datasheet Linear Technology LT3514 — 数据表

制造商Linear Technology
系列LT3514

具有100%占空比工作的三路降压型开关稳压器

数据表

Datasheet LT3514
PDF, 482 Kb, 语言: en, 文件上传: Sep 18, 2017, 页数: 26
Triple Step-Down Switching Regulator with 100% Duty Cycle Operation
从文件中提取

价格

打包

LT3514EFE#PBFLT3514EFE#TRPBFLT3514EUFD#PBFLT3514EUFD#TRPBFLT3514IFE#PBFLT3514IFE#TRPBFLT3514IUFD#PBFLT3514IUFD#TRPBF
N12345678
PackageTSSOP-24
包装外形图
TSSOP-24
包装外形图
4x5 QFN-28
包装外形图
4x5 QFN-28
包装外形图
TSSOP-24
包装外形图
TSSOP-24
包装外形图
4x5 QFN-28
包装外形图
4x5 QFN-28
包装外形图
Package CodeFEFEUFDUFDFEFEUFDUFD
Package Index05-08-177105-08-177105-08-171205-08-171205-08-177105-08-177105-08-171205-08-1712
Pin Count2424282824242828

参数化

Parameters / ModelsLT3514EFE#PBFLT3514EFE#TRPBFLT3514EUFD#PBFLT3514EUFD#TRPBFLT3514IFE#PBFLT3514IFE#TRPBFLT3514IUFD#PBFLT3514IUFD#TRPBF
ArchitectureConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current ModeConstant Frequency Current Mode
Demo BoardsDC1980ADC1980ADC1980ADC1980ADC1980ADC1980ADC1980ADC1980A
Design ToolsLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice FileLTspice File
Export Controlnononononononono
FeaturesResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power GoodResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power GoodResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power GoodResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power GoodResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power GoodResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power GoodResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power GoodResistor Set Frequency, External Synchronization, Anti-Phase Switching, Tracking, 100% Duty Cycle, Power Good
Frequency, kHz22002200220022002200220022002200
Frequency Adjust Range350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz
Frequency Sync Range350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz350kHz to 2.2MHz
Integrated Inductornononononononono
Ishutdown, µA0.010.010.010.010.010.010.010.01
Isupply, mA2.72.72.72.72.72.72.72.7
Monolithicyesyesyesyesyesyesyesyes
Number of Outputs33333333
Operating Temperature Range, °C0 to 850 to 850 to 850 to 85-40 to 85-40 to 85-40 to 85-40 to 85
Output Current, A22222222
Output Current 2, A11111111
Output Current 3, A11111111
Polyphasenononononononono
Switch Current, A3.53.53.53.53.53.53.53.5
Switch Current 2, A1.751.751.751.751.751.751.751.75
Switch Current 3, A1.751.751.751.751.751.751.751.75
Synchronousnononononononono
TopologyBuckBuckBuckBuckBuckBuckBuckBuck
Topology 1BuckBuckBuckBuckBuckBuckBuckBuck
Topology 2BuckBuckBuckBuckBuckBuckBuckBuck
Topology 3BuckBuckBuckBuckBuckBuckBuckBuck
Vin Max, V3636363636363636
Vin Min, V3.23.23.23.23.23.23.23.2
Vout Max, V3636363636363636
Vout Max 2, V3636363636363636
Vout Max 3, V3636363636363636
Vout MaximumVinVinVinVinVinVinVinVin
Vout Min, V0.80.80.80.80.80.80.80.8
Vout Min 2, V0.80.80.80.80.80.80.80.8
Vout Min 3, V0.80.80.80.80.80.80.80.8
Vref Accuracy Over Temp, %22222222

生态计划

LT3514EFE#PBFLT3514EFE#TRPBFLT3514EUFD#PBFLT3514EUFD#TRPBFLT3514IFE#PBFLT3514IFE#TRPBFLT3514IUFD#PBFLT3514IUFD#TRPBF
RoHSCompliantCompliantCompliantCompliantCompliantCompliantCompliantCompliant

模型线

制造商分类

  • Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | Internal Power Switch Buck
  • Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Switching Regulators