Datasheet Linear Technology LTC3869IUF#PBF — Datenblatt

Zwei synchrone 2-Phasen-DC / DC-Abwärtsregler

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PDF, 687 Kb, Sprache: en, Datei hochgeladen: Sep 24, 2017, Seiten: 44
Dual, 2-Phase Synchronous Step-Down DC/DC Controllers

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Architecture	Constant Frequency Current Mode
Demo Boards	DC1798A-A,DC1798A-B,DC1807A-A,DC1807A-B
Design Tools	LTspice File,LTpowerCAD File
Export Control	no
Features	PolyPhase, DCR Current Sense, Resistor Set Frequency, External Synchronization, Tracking, Power Good
Frequency	780 kHz
Frequency Adjust Range	250kHz - 780kHz
Frequency Sync Range	250kHz - 780kHz
Integrated Inductor	no
Ishutdown	30 µA
Isupply	3 mA
Max Phases	2
Monolithic	no
Number of Outputs	2
Operating Temperature Range	-40 to 85 °C
Output Current	30 A
Output Current 2	30 A
Polyphase	yes
Sense Resistor	Rsense, DCR
Switch Current	30 A
Switch Current 2	30 A
Synchronous	yes
Topology	Buck
Topology 1	Buck
Topology 2	Buck
Vin Max	38 V
Vin Min	4 V
Vout Max	12.5 V
Vout Maximum	12.5V
Vout Min	0.6 V
Vout Min 2	0.6 V
Vref Accuracy Over Temp	0.75 %

RoHS

Compliant

Serie: LTC3869 (10)

Power Management > Switching Regulator > Step-Down (Buck) Regulators > Multiple Output Buck | High Input Voltage Buck | External Power Switch Buck Controllers

LTC3869IUFPBF, LTC3869IUF PBF