2.7V~7V 16-Pin SI9145 DC to DC converter IC1 Outputs 2kHz~2MHz Transistor Driver
SOT-23
SI9145BY-E3 Datasheet
non-compliant
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Specifications
Name
Value
Type
Parameter
Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
16-SOIC (0.154, 3.90mm Width)
Number of Pins
16
Supplier Device Package
16-SOIC
Weight
665.986997mg
Operating Temperature
-25°C~85°C TA
Packaging
Bulk
Published
2014
Part Status
Obsolete
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Max Operating Temperature
85°C
Min Operating Temperature
-25°C
Base Part Number
SI9145
Function
Step-Up/Step-Down
Number of Outputs
1
Output Voltage
2.6V
Output Type
Transistor Driver
Max Supply Voltage
7V
Output Configuration
Positive
Output Current
200mA
Voltage - Supply (Vcc/Vdd)
2.7V~7V
Control Features
Enable, Frequency Control, Soft Start
Topology
Buck, Boost
Frequency - Switching
2kHz~2MHz
Synchronous Rectifier
Yes
Max Frequency
2MHz
Max Duty Cycle
100 %
Duty Cycle (Max)
100%
Clock Sync
No
Output Phases
1
Radiation Hardening
No
RoHS Status
ROHS3 Compliant
SI9145BY-E3 Product Details
SI9145BY-E3 Overview
In the 16-SOIC (0.154, 3.90mm Width) package, the switching controller meets most application requirements. There is sufficient capacity to generate switching controller for outputs 1. There is a Bulk solid enclosure around the pmic. Transistor Driver dc switching's outputs (s) can be handled by it. This dc control operates at 2.7V~7V and has a 2.7V~7V supply voltage. Suitable for working in an dc switcher that has a -25°C~85°C TA. In this switching controller, the switch can be set to 2kHz~2MHz. Surface Mount makes it suitable for general dc dc regulator. Enable, Frequency Control, Soft Start is used for efficient switching control in the dcdc regulator. Search for "SI9145" to find other relevant dc to dc converter ics. Total pins of switching converter are 16. Statistically, DC regulator outputs 2.6V volts. A starting point for a project is to note down the dc dc regulator's usual output current, which is 200mA. As a result of this, the maximum duty cycle of the voltage regulator dc to dc must remain 100 % during power-up and power-down. In most applications and prototype designs, DC switcher is qualified as a Surface Mount. DC regulator's maximum frequency is 2MHz. Temperatures should be kept at -25°C or higher. There should be 85°C more than 85°C degrees Celsius in the machine. A 16-SOIC would be the supplier dc dc controller package for this part. Voltage maximum is rated 7V.
SI9145BY-E3 Features
Transistor Driver Outputs Switching Frequency: 2kHz~2MHz Enable, Frequency Control, Soft Start Max Duty Cycle: 100 %
SI9145BY-E3 Applications
There are a lot of Vishay Siliconix SI9145BY-E3 DC to DC converter applications.