参数资料
型号: TPS659107A1RSL
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC48
封装: 6 X 6 MM, 1 MM HEIGHT, 0.40 MM PITCH, PLASTIC, VQFN-48
文件页数: 14/93页
文件大小: 1014K
代理商: TPS659107A1RSL
SWCS046I
– MARCH 2010 – REVISED JULY 2011
VDIG1 AND VDIG2 LDO (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SEL = 11, IOUT = 0 to IOUTmax
–3%
1.8
+3%
SEL = 10 IOUT = 0 to IOUTmax, VIN = VINmin to 4 V
–3%
1.2
+3%
SEL = 01 IOUT = 0 to 100 mA/IOUTmax, VIN= VINmin
V
–3%
1.1
+3%
to 4 V
SEL = 00, IOUT = 0 to IOUTmax, VIN = VINmin to 4 V,
–3%
1
+3%
default BOOT[1:0] = 00 or 01
Rated output current IOUTmax
On mode
300
mA
Low-power mode
1
Load current limitation (short-circuit
On mode, VOUT = VOUTmin – 100 mV
350
600
mA
protection)
Dropout voltage VDO
ON mode, VDO = VIN – VOUT,
VOUTtyp = 1.8 V, VIN = 2.1 V, IOUT=IOUTmax, T =
250
mV
25
°C
DC load regulation
On mode, IOUT = IOUTmax to 0
25
mV
DC line regulation
On mode, VIN = VINmin to VINmax @ IOUT = IOUTmax
3
mV
Transient load regulation
ON mode, VIN = 3.8 V
10
mV
IOUT = 20 mA to 180 mA in 5s and
IOUT = 180 mA to 20 mA in 5 s
Transient line regulation
On mode, VIN = 2.7 + 0.5 V to 2.7 in 30 s,
2
mV
And VIN = 2.7 to 2.7 + 0.5 V in 30 s, IOUT =
IOUTmax/2
Turn-on time
IOUT = 0, @ VOUT = 0.1 V up to VOUTmin
100
s
Turn-on inrush current
300
mA
VIN = VINDC + 100 mVpp tone, VINDC+= 3.8 V, IOUT =
Ripple rejection
IOUTmax/2
f = 217 Hz
70
dB
f = 50 kHz
40
VDIG2 internal resistance
LDO off
400
Ω
Ground current
On mode, IOUT = 0, VCC6 = VBAT, VOUT = 1.8 V
52
On mode, IOUT = 0, VCC6 = 1.8 V, VOUT = 1.0 V
67
On mode, IOUT = IOUTmax, VCC6 = VBAT, VOUT =
1750
1.8 V
On mode, IOUT = IOUTmax, VCC6 = 1.8 V, VOUT =
A
1300
1.0 V
Low-power mode, VCC6 = VBAT, VOUT = 1.8 V
11
Low-power mode, VCC6 = 1.8 V, VOUT = 1.0 V
10
Off mode
1
Copyright
2010–2011, Texas Instruments Incorporated
21
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