Datasheet Linear Technology LT3641IUFD#PBF

Dual Monolithic Buck Regulator with Power-On Reset and Watchdog Timer

Datasheets

PDF, 452 Kb, Language: en, File uploaded: Sep 18, 2017, Pages: 28
Dual Monolithic Buck Regulator with Power-On Reset and Watchdog Timer

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Architecture	Constant Frequency Current Mode
Demo Boards	DC1727A
Design Tools	LTspice File
Export Control	no
Features	Resistor Set Frequency, External Synchronization, Power On Reset, Watchdog Timer, Tracking, Power Good, Soft Start
Frequency	2500 kHz
Frequency Adjust Range	350kHz - 2.5MHz
Frequency Sync Range	350kHz - 2.5MHz
Integrated Inductor	no
Ishutdown	0.1 µA
Isupply	0.275 mA
Max Phases	1
Monolithic	yes
Number of Outputs	2
Operating Temperature Range	-40 to 85 °C
Output Current	1.3 A
Output Current 2	1.1 A
Over Voltage Protection	55 V
Polyphase	no
Switch Current	2.8 A
Switch Current 2	1.7 A
Synchronous	yes
Topology	Buck
Topology 1	Buck
Topology 2	Buck
Vin Max	42 V
Vin Min	4 V
Vout Max	40.97 V
Vout Maximum	0.97Vin
Vout Min	1.265 V
Vout Min 2	0.6 V
Vref Accuracy Over Temp	2 %

RoHS

Compliant

Series: LT3641 (10)

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

LT3641IUFDPBF, LT3641IUFD PBF