參數(shù)資料
型號(hào): TPS386040RGPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PQCC20
封裝: 4 X 4 MM, GREEN, PLASTIC, QFN-20
文件頁(yè)數(shù): 5/31頁(yè)
文件大小: 681K
代理商: TPS386040RGPR
0
50
100
150
200
250
300
350
400
Load( A)
m
1.207
1.205
1.203
1.201
1.199
1.197
1.195
V
(V)
R
EF
0 C
°
-
°
40 C
+25 C
°
+85 C
°
+125 C
°
+105 C
°
NOTE:Y-Axis(1.195Vto1.207V)is1%of1.2V.
-50
-30
-10
10
30
50
70
90
110
130
Temperature(°C)
1.207
1.205
1.203
1.201
1.199
1.197
1.195
V
(V)
R
EF
V
=6.5V
CC
NOTE:Y-Axis(1.195Vto1.207V)is1%of1.2V.
V
=3.3V
CC
V
=1.8V
CC
-
50
-
30
-
10
30
50
70
90
110
130
Temperature(°C)
0.33
0.32
0.31
0.30
0.29
0.28
0.27
Current(
A)
m
0V
0.1V
0.3V
0.5V
1.1V
0.7V
0.9V
NOTE:MinandmaxvaluesofY-axisare±
.
10%of0.3mA
SENSEnV
oltage(V)
Time
V
=0.4V
ITN
Y
1
Y
2
Z
1
Z
2
X
1 =
Z
1
0.4
100(%)
X
2 =
Z
2
0.4
100(%)
X andX areoverdrive(%)valuescalculated
fromactualSENSEnvoltageamplitudes
measuredasZ andZ .
1
2
1
2
Y istheminimumpulsewidththatgives
RESETnor
transition.
GreaterZ producesshorterY .
ForSENSE4H,thisgraphshouldbeinverted
180degreesonthevoltageaxis.
N
RESETn
V
=0.42V
ITN
SBVS105B
– SEPTEMBER 2009 – REVISED MARCH 2011
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, and VCC = 3.3V, with all four options (TPS386000, TPS386020, TPS386040, and TPS386060) having the
same characteristics, unless otherwise noted.
TPS386040
VREF OUTPUT LOAD REGULATION (VCC = 6.5V)
VREF AT 0A vs TEMPERATURE
Figure 23.
Figure 24.
TPS386040
CT1 TO CT4 PIN CHARGING CURRENT vs TEMPERATURE OVER CT PIN VOLTAGE
Figure 25.
PARAMETRIC MEASUREMENT INFORMATION
TEST CIRCUIT
Copyright
2009–2011, Texas Instruments Incorporated
13
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