參數(shù)資料
型號: TPS79628KTTR
廠商: Texas Instruments, Inc.
英文描述: ULTRALOW-NOISE, HIGH PSRR, FAST RF 1-A LOW-DROPOUT LINEAR REGULATORS
中文描述: 超低噪聲,高PSRR,快速射頻1 -低壓差線性穩(wěn)壓器
文件頁數(shù): 4/18頁
文件大?。?/td> 560K
代理商: TPS79628KTTR
www.ti.com
ELECTRICAL CHARACTERISTICS
over recommended operating temperature range (T
J
= -40 to 125
°
C), V
EN
= V
IN,
, V
IN
= V
OUT(nom)
+ 1 V, I
OUT
= 1 mA,
C
OUT
= 10 μF, C
NR
= 0.01 μF (unless otherwise noted). Typical values are at +25
°
C.
TPS79601, TPS79618, TPS79625
TPS79628, TPS79630, TPS79633
SLVS351D–SEPTEMBER 2002–REVISED OCTOBER 2004
PARAMETER
TEST CONDITIONS
MIN
2.7
TYP
MAX
5.5
UNIT
V
A
V
V
IN
Input voltage
(1)
I
OUT
Continuous output current
(1)
0
1
TPS79618
TPS79625
TPS79628
TPS79630
TPS79633
0 μA < I
OUT
< 1 A
0 μA < I
OUT
< 1 A
0 μA < I
OUT
< 1 A
0 μA < I
OUT
< 1 A
0 μA < I
OUT
< 1 A
V
OUT
+ 1 V < V
IN
5.5 V
0 μA < I
OUT
< 1 A
I
OUT
= 1 A
I
OUT
= 250 mA
I
OUT
= 1 A
I
OUT
= 1 A
V
OUT
= 0 V
0 μA < I
OUT
< 1 A
V
EN
= 0 V, 2.7 V < V
IN
< 5.5 V
FB = 1.8 V
f = 100 Hz
f = 100 Hz
f = 10 Hz
f = 100 Hz
2.8 V < V
IN
< 5.5 V
3.5 V < V
IN
< 5.5 V
3.8 V < V
IN
< 5.5 V
4 V < V
IN
< 5.5 V
4.3 V < V
IN
< 5.5 V
1.764
2.45
2.744
2.94
3.234
1.8
2.5
2.8
3.0
3.3
0.05
1.836
2.55
2.856
3.06
3.366
0.12
Output voltage
V
Output voltage line regulation (
V
OUT
%/V
IN
)
(1)
Load regulation (
V
OUT
%/
I
OUT
)
%/V
mV
T
J
= 25
°
C
5
270
67
250
220
365
90
345
325
4.2
385
TPS79628
Dropout voltage
(2)
(V
IN
= V
OUT (nom)
- 0.1V)
mV
TPS79630
TPS79633
Output current limit
Ground pin current
Shutdown current
(3)
FB pin current
2.4
A
μA
μA
μA
265
0.07
1
1
I
OUT
= 10 mA
I
OUT
= 1 A
I
OUT
= 1 A
I
OUT
= 1 A
C
NR
= 0.001 μF
C
NR
= 0.0047 μF
C
NR
= 0.01 μF
C
NR
= 0.1 μF
C
NR
= 0.001 μF
C
NR
= 0.0047 μF
C
NR
= 0.01 μF
59
54
53
42
54
46
41
40
50
75
110
Power-supply ripple rejection
TPS79630
dB
BW = 100 Hz to 100 kHz,
I
OUT
= 1 A
Output noise voltage (TPS79630)
μV
RMS
Time, start-up (TPS79630)
R
L
= 3
, C
OUT
= 1 μF
μs
EN pin current
High-level enable input voltage
Low-level enable input voltage
V
EN
= 0V
2.7 V < V
IN
< 5.5 V
2.7 V < V
IN
< 5.5 V
-1
1
μA
V
V
1.7
V
IN
0.7
0
(1)
(2)
(3)
Minimum V
= V
+ V
or 2.7V, whichever is greater.
V
is not measured for TPS79618 and TPS79625 because minimum V
= 2.7V.
For adjustable version, this applies only after V
IN
is applied; then V
EN
transitions high to low.
4
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TPS79628KTTTG3 功能描述:低壓差穩(wěn)壓器 - LDO High PSRR Fast RF High-Enable 1A RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓(最大值):307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
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