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SMB117 数据表(PDF) 7 Page - Summit Microelectronics, Inc.

部件名 SMB117
功能描述  High-power, Four-channel Programmable DC-DC System Power Managers
PDF  32 Pages
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制造商  SUMMIT [Summit Microelectronics, Inc.]
网页  http://www.summitmicro.com
标志 SUMMIT - Summit Microelectronics, Inc.

SMB117 数据表(HTML) 7 Page - Summit Microelectronics, Inc.

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SMB113A/B/SMB117/A
Preliminary Information
Summit Microelectronics, Inc
2111 2.4 6/24/2008
7
PIN DESCRIPTION
Pin Number
Pin Type
Pin Name
Pin Description
29
IN
VM_CH3
The VM_CH3 (Channel 3 Voltage Monitor) pin connects the channel 3
step-down controller output. Internally the VM_CH3 pin connects to an
internal programmable resistor divider.
30
PWR
GND
Ground
31
OUT
LSDRV_CH0
The LSDRV_CH0 (Channel 0 Low-side Driver) pin is the lower switching
node of the channel 0 synchronous step-down buck controller. Attach to
the gate of n-channel MOSFET.
32
PWR
HVSUP0
Channel 0 High Voltage Supply used to power the channel 0 buck
driver.
PAD
PWR
GND
Exposed metal (thermal) Pad on bottom of SMB113A/B and SMB117/A.
The thermal pad of the QFN package must be connected to the PCB
GND.



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