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參數資料
| 型號： | TPS65058RGET |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | 1.8 A DUAL SWITCHING CONTROLLER, 2475 kHz SWITCHING FREQ-MAX, PQCC32 |
| 封裝： | 4 X 4 MM, GREEN, PLASTIC, VQFN-32 |
| 文件頁數： | 2/26頁 |
| 文件大小： | 1898K |
| 代理商： | TPS65058RGET |
t Time=200 s/div
m
1V
/div
1V
/div
1
V/div
5
V/div
Mode=Low,
V =3.6V,
=25 C
I
TA
o
CH1(EN_DCDC1/2EN_LDO1)
CH2 (VDCDC)
CH3(VDCDC2)
CH4(VLDO1)
VDCDC1=3.3V,
VDCDC2=1.2V,
DCDC1I
=600mA
DCDC2I
=600mA
O
t Time=40 s/div
m
1V
/div
1V
/div
1
V/div
5
V/div
DEF_LDO1=1,
V =3.6V,
=25 C
I
TA
o
CH1(EN_LDO1/2/3)
CH2 (VLDO1)
CH3(VLDO2)
CH4(VLDO3)
LDO1I
=100mA,
LDO2I
=600mA,
LDO3I
=600mA
O
t Time=100 s/div
m
200mA
/div
50m
V/div
Mode=Low
V =3.6V,
V
DCDC2 =1.2V,
DCDC2I
=600mA to540mA
=25 C
I
O
TA
o
CH2(I
DCDC2
O
)
CH1(V
DCDC2)
O
t Time=100 s/div
m
200mA
/div
50m
V/div
Mode=High
V =3.6V,
V
DCDC2 =1.2V,
DCDC2I
=60mA to540mA
=25 C
I
O
TA
o
CH2(I
DCDC2
O
)
CH1(V
DCDC2)
O
SLVS851A – MAY 2008 – REVISED SEPTEMBER 2008................................................................................................................................................... www.ti.com
STARTUP CONVERTER 1 AND 2
STARTUP LDO1 TO LDO3
Figure 7.
Figure 8.
LOAD TRANSIENT RESPONSE
CONVERTER 2 IN PWM MODE
CONVERTER 2 IN PFM MODE
Figure 9.
Figure 10.
10
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s) :TPS65058
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