參數(shù)資料
型號: TPS54622RHLT
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 15 A SWITCHING REGULATOR, 1760 kHz SWITCHING FREQ-MAX, PQCC14
封裝: 3.50 X 3.50 MM, GREEN, PLASTIC, QFN-14
文件頁數(shù): 4/36頁
文件大?。?/td> 1190K
代理商: TPS54622RHLT
EN
ip
ih
VIN
TPS54622
R 1
R 2
EN
ip
ih
PVIN
TPS54622
R 1
R 2
EN
ip
ih
VIN
TPS54622
R 1
R 2
1
-
÷
è
-
+
÷
è
ENFALLING
START
STOP
ENRISING
ENFALLING
p
h
ENRISING
V
R1 =
V
I
V
(
)
-
+
ENFALLING
STOP
ENFALLING
p
h
R1 V
R2 =
V
R1 I
I
SLVSA70
– MARCH 2011
Figure 17. Adjustable VIN Under Voltage Lock Out
Figure 18. Adjustable PVIN Under Voltage Lock Out, VIN
≥ 4.5V
Figure 19. Adjustable VIN and PVIN Under Voltage Lock Out
(2)
(3)
Where Ih = 3.4 μA, Ip = 1.15 μA, VENRISING = 1.21 V, VENFALLING = 1.17 V
Adjustable Switching Frequency and Synchronization (RT/CLK)
The RT/CLK pin can be used to set the switching frequency of the device in two modes.
12
Copyright
2011, Texas Instruments Incorporated
Product Folder Link(s) :TPS54622
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