參數(shù)資料
型號(hào): TPS6223-1.5DRYT
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 1.22 A SWITCHING REGULATOR, 3800 kHz SWITCHING FREQ-MAX, PDSO6
封裝: 1 X 1.50 MM, 0.60 MM HEIGHT, PLASTIC, MO-287UFAD, SON-6
文件頁(yè)數(shù): 7/28頁(yè)
文件大?。?/td> 1276K
代理商: TPS6223-1.5DRYT
V
=1.8V
20mV/div
OUT
t-Time-1 ms/div
MODE:0Vto3.6V
2V/div
I
200mA/div
COIL
V
2V/div
SW
PFMModeOperation
ForcedPWM
ModeOperation
C
=4.7 F
L =1 H
V
=3.6V,
IN
OUT
m
I
=10mA
OUT
V
=2.5V
50mV/div
OUT
I
=5mA to200mA
sinusoidal
100mA/div
OUT
I
200mA/div
L
V
=3.6V
C
=4.7
F
L =2.2
H
MODE=GND
IN
OUT
m
t-Time-5 ms/div
V
=1.8V
50mV/div
OUT
I
=5mA to150mA,50kHz
sinusoidal100mA/div
OUT
I
200mA/div
L
V
=3.6V
C
=4.7 F
L =2.2 H
MODE=GND
IN
OUT
m
t-Time-4 ms/div
V
=2.5V
50mV/div
OUT
I
=5mA to200mA
sinusoidal
100mA/Div
OUT
I
200mA/div
L
V
=3.6V
C
=4.7
F
L =2.2
H
MODE=V
IN
OUT
IN
m
t-Time-5 ms/div
www.ti.com....................................................................................................................................................... SLVS941A – APRIL 2009 – REVISED AUGUST 2009
Figure 31. Mode Transition PFM / Forced PWM Mode
Figure 32. AC – Load Regulation Performance 2.5V VOUT PFM
Mode
Figure 33. AC – Load Regulation Performance 2.5V VOUT PWM
Figure 34. AC – Load Regulation Performance 1.8V VOUT PFM
Mode
Copyright 2009, Texas Instruments Incorporated
15
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