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See Technical Specifications

LT8705HFE#PBF

Buck-Boost Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 38-TSSOP-EP

Manufacturer:

Analog Devices, Inc
Mfr.Part #:

LT8705HFE#PBF
Datasheet:

LT8705HFE#PBF Datasheet (PDF)
packingQty:

Tube,50
packingOption:

Tube
tempRange:

-40 to 150C
Output Voltage:

1.3 V to 80 V
EDA/CAD Models:

Request Free CAD Models for LT8705HFE#PBF

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LT8705HFE#PBF General Description

The LT8705 is a high performance buck-boost switching regulator controller that operates from input voltages above, below or equal to the output voltage. The part has integrated input current, input voltage, output current and output voltage feedback loops. With a wide 2.8V to 80V input and 1.3V to 80V output range, the LT8705 is compatible with most solar, automotive, telecom and battery-powered systems.

Key Features

Single Inductor Allows V_IN Above, Below, or Equal to Regulated V_OUT
V_IN Range 2.8V (Need EXTV_CC > 6.4V) to 80V
V_OUT Range: 1.3V to 80V
Quad N-Channel MOSFET Gate Drivers
Synchronous Rectification: Up to 98% Efficiency
Input and Output Current Monitor Pins
Synchronizable Fixed Frequency: 100kHz to 400kHz
Integrated Input Current, Input Voltage, Output and Output Voltage Feedback Loops
Clock Output Usable To Monitor Die Temperature
Available in 38-Lead (5mm × 7mm) QFN and TSSOP Packages with the TSSOP Modified for Improve Voltage Operation

Application

High Voltage Buck-Boost Converters
Input or Output Current Limited Converters

Specifications

model	LT8705HFE#PBF	packingQty	Tube,50
packingOption	Tube	lifeCycle	production
tempRange	-40 to 150C	Product Category	Switching Voltage Regulators
Output Voltage	1.3 V to 80 V	Output Current	10 A
Input Voltage, Max	80 V	Number of Outputs	1 Output
Topology	Buck, Buck-Boost	Mounting Style	SMD/SMT
Switching Frequency	400 kHz	Quiescent Current	2.65 mA
Minimum Operating Temperature	- 40 C	Maximum Operating Temperature	+ 150 C
Series	LT8705	Input Voltage, Min	2.8 V
Development Kit	DC1924A	Input Voltage	2.8 V to 80 V
Operating Supply Current	2.65 mA	Product Type	Switching Voltage Regulators
Shutdown	Shutdown	Factory Pack Quantity	50
Subcategory	PMIC - Power Management ICs	Supply Voltage - Min	2.8 V
Type	Switching Regulator