參數(shù)資料
型號(hào)： TC1267VET
廠商： Microchip Technology Inc.
英文描述： 400mA PCI LDO
中文描述： 400mA的LDO穩(wěn)壓器的PCI
文件頁數(shù)： 3/14頁
文件大小： 490K
代理商： TC1267VET
2002 Microchip Technology Inc.
DS21378B-page 3
TC1267
TC1267 ELECTRICAL SPECIFICATIONS
(CONTINUED)
Electrical Characteristics:
T
A
= +25°C, V
IN
= 5V, V
AUX
= 3.3V, I
OUT
= 0.1mA, C
OUT
= 4.7
μ
F, unless otherwise noted.
Boldface
type specifications apply over full operating range.
Symbol
Parameter
Min
Typ
Max
Units
Test Conditions
I
DR(PK)
Peak Drive Current
7
6
—
—
—
—
—
—
4
—
0.6
—
—
—
—
8
1.5
3.0
mA
Sinking: V
IN
= 3.75V, V
DR
= 1V;
Sourcing: V
IN
= 4.3V, V
IN
– V
OR
= 2V
C
DR
= 1.2nF, V
IN
ramping up,
measured from V
IN
= V
TH(HI)
to V
DR
= 2V
C
DR
= 1.2nF, V
IN
ramping down,
measured from V
IN
= V
TH(LO)
to V
DR
= 2V
t
DH
Drive High Delay
(Notes 1, 5)
Drive Low Delay
(Notes 1, 5)
Ensured by design.
See 5V Detect Thresholds, Figure 4-1.
Recommended source impedance for 5V supply:
≤
0.25
. This will ensure that I
OUT
x R
SOURCE
< V
HYST
, thus avoiding D
R
toggling during
5V detect threshold transitions.
In Application Circuit, Figure 3-1.
See Timing Diagram, Figure 4-2.
Ground Current is independent of I
LOAD
.
μ
sec
t
DL
μ
sec
Note
1:
2:
3:
4:
5:
6:
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TC1267VETTR 功能描述:低壓差穩(wěn)壓器 - LDO 400mA PCI LDO 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(dòng)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
TC1268 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:500mA Fixed Output, Fast Response CMOS LDO with Shutdown
TC1268-2.5VOA 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:500mA Fixed Output, Fast Response CMOS LDO with Shutdown
TC1268-2.5VOATR 功能描述:低壓差穩(wěn)壓器 - LDO 500mA Fixed Output 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(dòng)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
TC1269 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:300mA CMOS LDO with Shutdown and VREF Bypass
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