參數(shù)資料
型號： TC1266VUA
廠商： Microchip Technology Inc.
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 200mA PCI LDO
中文描述： 200mA的LDO穩(wěn)壓器的PCI
文件頁數(shù)： 3/16頁
文件大?。?/td> 526K
代理商： TC1266VUA
2002 Microchip Technology Inc.
DS21377B-page 3
TC1266
TC1266 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 temperature range.
Symbol
Parameter
Min
Typ
Max
Units
Test Conditions
V
DR
Drive Voltage
V
IN
- 0.2
V
IN
- 0.3
—
—
7
6
—
—
—
—
V
IN
- 0.1
—
35
—
—
—
4
—
0.6
—
—
—
150
200
—
—
—
8
1.5
3.0
V
4.3V
≤
V
IN
≤
5.5V, I
DR
= 200
μ
A
mV
V
IN
< V
TH(LO)
, I
DR
= 200
μ
A
I
DR(PK)
Peak Drive Current
mA
Sinking: V
IN
= 3.75V, V
DR
= 1V;
Sourcing: V
IN
= 4.3V, V
IN
– V
DR
= 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)
μ
sec
t
DL
μ
sec
Note
1:
2:
3:
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
.
4:
5:
6:
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