sc1453itsk30trt Semtech Corporation, sc1453itsk30trt Datasheet - Page 10

• Manufacturer Part Number: sc1453itsk30trt
• Description: Sc1453 150 Ma Ultra-low Dropout Regulator With Low Noise Bypass
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Typical Characteristics (Cont.)
Bypass Start-up Rise Time vs. Junction Temperature
2008 Semtech Corp.
200
175
150
125
100
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
75
50
25
0
-50
-50
-50
Dropout Voltage vs. Junction Temperature
V
C
IN
BYP
= V
= 10nF
Reverse Battery Protection vs.
EN
-25
-25
-25
= -6.5V
Junction Temperature
vs. Output Current
vs. Input Voltage
0
0
0
V
V
IN
IN
= 3.8V
= 6.5V
25
25
25
T
T
T
J
J
J
(°C)
(°C)
(°C)
50
50
50
75
75
75
I
I
OUT
OUT
= 150mA
= 50mA
100
100
100
125
125
125
10
200
175
150
125
100
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.001
75
50
25
0.01
Output Spectral Noise Density vs. Frequency
0
Enable Input Threshold Voltage vs. Junction
0.1
-50
10
1
0
0.01
V
V
V
V
IH
IH
IL
IL
Top to bottom:
V
V
V
V
V
V
Dropout Voltage vs. Output Current
@ V
@ V
@ V
@ V
OUT
OUT
OUT
OUT
OUT
OUT
vs. Output Voltage, C
Temperature vs. Input Voltage
-25
= 3.3V
= 3.0V
= 2.8V
= 2.5V
= 1.8V
= 1.5V
IN
IN
IN
IN
25
= 6.5V
= 3.8V
= 6.5V
= 3.8V
vs. Junction Temperature
0.1
0
50
25
1
I
OUT
T
f (kHz)
J
75
(°C)
(mA)
50
OUT
10
100
= 1µF
75
www.semtech.com
SC1453
V
I
C
C
T
OUT
Top to bottom:
T
T
T
IN
J
IN
BYP
100
J
J
J
= 25°C
= V
= 1µF
= 125°C
= 25°C
= -40°C
125
= 1mA
= 10nF
100
OUT
+ 1V
1000
150
125