參數(shù)資料
型號: TPS78628DCQ
廠商: Texas Instruments, Inc.
英文描述: ULTRALOW-NOISE, HIGH PSRR, FAST RF 1.5 A LOW-DROPOUT LINEAR REGULATORS
中文描述: 超低噪聲,高PSRR,快速射頻1.5低壓差線性穩(wěn)壓器
文件頁數(shù): 7/17頁
文件大?。?/td> 559K
代理商: TPS78628DCQ
www.ti.com
200
μ
s
/Div
4.0
3.5
2.5
0.5
0
3.0
1.0
1.5
2.0
5
3
2
1
0
4
5
6
7
8
9
10
V
OUT
= 2.5 V
R
L
= 1.6
C
NR
= 0.01
μ
F
V
IN
V
OUT
0
100
200
300
400
500
600
0
200
400
600
800 1000 1200 1400
V
D
I
OUT
(mA)
T
J
= 125
°
C
T
J
= 40
°
C
T
J
= 25
°
C
0
50
100
150
200
250
300
350
400
450
500
2.5
3.0
3.5
4.0
4.5
5.0
V
D
V
IN
(V)
T
J
= 125
°
C
T
J
= 40
°
C
T
J
= 25
°
C
I
OUT
= 1.5 A
C
OUT
= 10
μ
F
C
NR
= 0.01
μ
F
E
I
OUT
(mA)
Region of
Instability
100
10
1
0.1
0.01
C
OUT
= 1
μ
F
Region of Stability
1
500
1000
1500
30
125
E
)
I
OUT
(mA)
Region of
Instability
100
10
1
0.1
0.01
C
OUT
= 2.2
μ
F
Region of Stability
1
500
1000
1500
30
125
2.0
2.5
3.0
3.5
4.0
4.5
5.0
1.5
2.0
2.5
3.0
3.5
4.0
M
I
V
OUT
(V)
T
J
= 125
°
C
T
J
= 40
°
C
I
OUT
= 1.5 A
T
J
= 25
°
C
TPS78601, TPS78618
TPS78625, TPS78628
TPS78630, TPS78633
SLVS389D–SEPTEMBER 2002–REVISED OCTOBER 2004
TYPICAL CHARACTERISTICS (continued)
TPS78630
TPS78601
DROPOUT VOLTAGE
vs
OUTPUT CURRENT
DROPOUT VOLTAGE
vs
INPUT VOLTAGE
TPS78625
POWER UP/POWER DOWN
Figure 16.
Figure 17.
Figure 18.
TPS78630
TPS78630
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE
(ESR)
vs
OUTPUT CURRENT
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE
(ESR)
vs
OUTPUT CURRENT
MINIMUM REQUIRED INPUT VOLT-
AGE
vs
OUTPUT VOLTAGE
Figure 19.
Figure 20.
Figure 21.
7
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TPS78628DCQG4 功能描述:低壓差穩(wěn)壓器 - LDO High PSRR Fast RF High-Enable 1.5A 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(fù)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
TPS78628DCQR 功能描述:低壓差穩(wěn)壓器 - LDO High PSRR Fast RF High-Enable 1.5A 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(fù)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
TPS78628DCQRG4 功能描述:低壓差穩(wěn)壓器 - LDO High PSRR Fast RF High-Enable 1.5A 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(fù)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
TPS78628KTTR 功能描述:低壓差穩(wěn)壓器 - LDO High PSRR Fast RF High-Enable 1.5A 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(fù)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
TPS78628KTTRG3 功能描述:低壓差穩(wěn)壓器 - LDO High PSRR Fast RF High-Enable 1.5A 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(fù)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