參數(shù)資料
型號(hào)： L6714TR
廠商： STMICROELECTRONICS
元件分類： 穩(wěn)壓器
英文描述： SWITCHING CONTROLLER, 170 kHz SWITCHING FREQ-MAX, PQFP64
封裝： 10 X 10 MM, LEAD FREE, TQFP-64
文件頁數(shù)： 70/70頁
文件大?。?/td> 694K
代理商： L6714TR
L6714
Pin settings
9/70
25
CS4-
Channel 4 Current Sense Negative Input.
LS Mosfet Sense: connect through a resistor Rg to the LS mosfet Drain.
Inductor DCR Sense: connect through a Rg resistor to the output-side of the
channel 4 inductor.
See “Layout guidelines” Section for proper layout of this connection.
26
CS2+
Channel 2 Current Sense Positive Input.
LS Mosfet Sense: connect through a resistor Rg to the LS mosfet Source.
Inductor DCR Sense: connect through an R-C filter to the phase-side of the
channel 2 inductor.
See “Layout guidelines” Section for proper layout of this connection.
27
CS2-
Channel 2 Current Sense Negative Input.
LS Mosfet Sense: connect through a resistor Rg to the LS mosfet Drain.
Inductor DCR Sense: connect through a Rg resistor to the output-side of the
channel 2 inductor.
See “Layout guidelines” Section for proper layout of this connection.
28
CS3+
Channel 3 Current Sense Positive Input.
LS Mosfet Sense: connect through a resistor Rg to the LS mosfet Source.
Inductor DCR Sense: connect through an R-C filter to the phase-side of the
channel 3 inductor.
See “Layout guidelines” Section for proper layout of this connection.
29
CS3-
Channel 3 Current Sense Negative Input.
LS Mosfet Sense: connect through a resistor Rg to the LS mosfet Drain.
Inductor DCR Sense: connect through a Rg resistor to the output-side of the
channel 3 inductor.
See “Layout guidelines” Section for proper layout of this connection.
30
CS1+
Channel 1 Current Sense Positive Input.
LS Mosfet Sense: connect through a resistor Rg to the LS mosfet Source.
Inductor DCR Sense: connect through an R-C filter to the phase-side of the
channel 1 inductor.
See “Layout guidelines” Section for proper layout of this connection.
31
CS1-
Channel 1 Current Sense Negative Input.
LS Mosfet Sense: connect through a resistor Rg to the LS mosfet Drain.
Inductor DCR Sense: connect through a Rg resistor to the output-side of the
channel 1 inductor.
See “Layout guidelines” Section for proper layout of this connection.
32
OFFSET
Offset Programming Pin.
Internally fixed at 1.240V, connecting a ROFFSET resistor vs. SGND allows
setting a current that is mirrored into FB pin in order to program a positive offset
according to the selected RFB. Short to SGND to disable the function.
Table 1.
Pin functions
N°
Pin
Function
相關(guān)PDF資料
PDF描述
L6714 SWITCHING CONTROLLER, 170 kHz SWITCHING FREQ-MAX, PQFP64
L6725TR 20 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16
L6728ATR SWITCHING CONTROLLER, 660 kHz SWITCHING FREQ-MAX, PDSO10
L6728A SWITCHING CONTROLLER, 660 kHz SWITCHING FREQ-MAX, PDSO10
L6728D 30 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PDSO10
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