參數(shù)資料
型號： PTPS659106A1RSL
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： POWER SUPPLY SUPPORT CKT, PQCC48
封裝： 6 X 6 MM, 1 MM HEIGHT, GREEN, PLASTIC,VQFN-48
文件頁數(shù)： 16/89頁
文件大?。?/td> 941K
代理商： PTPS659106A1RSL
PRODUCTPREVIEW
www.ti.com
SWCS046C – MARCH 2010 – REVISED JUNE 2010
VAUX33 AND VMCC LDO (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SEL = 11, IOUT = 0 to 200 mA, default BOOT[1:0] =
–3%
3.3
+3%
00
SEL = 10, IOUT = 0 to IOUTmax
–3%
3.0
+3%
V
SEL = 01, IOUT = 0 to 200 mA
–3%
2.8
+3%
SEL = 00, IOUT = 0 to IOUTmax, default BOOT[1:0] =
–3%
1.8
+3%
01
Rated output current IOUTmax
On mode
300
mA
Low-power mode
1
Load current limitation
On mode, VOUT = VOUTmin – 100 mV
300
500
mA
(short-circuit protection)
Dropout voltage VDO
VIN = 3.0 V, IOUT = 200 mA, T = 25°C
200
mV
DC load regulation
On mode, IOUT = IOUTmax to 0
15
mV
DC line regulation
On mode, VIN = VINmin to VINmax @ IOUT = IOUTmax
1
mV
Transient load regulation
On mode, VIN = 3.8 V
12
mV
IOUT = 20 mA to 180 mA in 5 s and IOUT = 180 mA
to 20 mA in 5 s
On mode, IOUT = 200 mA, VIN = VINmin + 0.5 V to
Transient line regulation
0.5
mV
VINmin in 30 s
And VIN = VINmin to VINmin + 0.5 V in 30 s, IOUT =
IOUTmax/2
Turn-on time
IOUT = 0, @ VOUT = 0.1 V up to VOUTmin
100
s
VIN = VINDC + 100 mVpp tone, VINDC+= 3.8 V, IOUT =
Ripple rejection
IOUTmax/2
f = 217 Hz
70
dB
f = 50 kHz
40
VMMC internal resistance
LDO Off
60
Ω
Ground current
On mode, IOUT = 0
55
On mode, IOUT = IOUTmax
2700
A
Low-power mode
15
Off mode
1
Copyright 2010, Texas Instruments Incorporated
23
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