eup3412 Eutech Microelectronics Inc, eup3412 Datasheet - Page 2

• Manufacturer Part Number: eup3412
• Description: 1.5a/1.5mhz, Synchronous Step-down Converter With Soft Start
• Manufacturer: Eutech Microelectronics Inc

Pin Configurations
Pin Description
Block Diagram
DS3412 Ver1.3 Mar. 2009
Package Type
MODE
PGND
Name
GND
MSOP-10
VIN
SW
EN
FB
MSOP-10
9,10
2,3
7,8
1
4
5
6
TDFN-10
Pin Configurations
9,10
2,3
7,8
1
4
5
6
Chip enable pin. Forcing this pin above 1.5V enables the part. Forcing this
pin below 0.3V shuts down the device. Do not leave EN floating.
Supply voltage input.
Analog ground.
Feedback pin.
Pulling the MODE pin high allows the device to be forced into fixed
frequency operation.
Switch node connection to inductor. This pin connects to the drains of the
internal main and synchronous power MOSFET switches.
Power ground.
Figure 2.
2
Package Type
TDFN-10
DESCRIPTION
Pin Configurations
EUP3412