LT1117CST-3.3#PBF Linear Technology, LT1117CST-3.3#PBF Datasheet - Page 5
LT1117CST-3.3#PBF
Manufacturer Part Number
LT1117CST-3.3#PBF
Description
IC LDO REG FXD 3.3V 800MA SOT223
Manufacturer
Linear Technology
Datasheet
1.LT1117CM-3.3PBF.pdf
(16 pages)
Specifications of LT1117CST-3.3#PBF
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Voltage - Input
Up to 15V
Voltage - Dropout (typical)
1.1V @ 800mA
Number Of Regulators
1
Current - Limit (min)
800mA
Operating Temperature
0°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
SOT-223 (3 leads + Tab), SC-73, TO-261
Primary Input Voltage
10V
Output Voltage Fixed
3.3V
Dropout Voltage Vdo
1.2V
No. Of Pins
3
Output Current
800mA
Operating Temperature Range
0°C To +125°C
Msl
MSL 1 - Unlimited
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free by exemption / RoHS Compliant
Current - Output
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
TYPICAL PERFORMANCE CHARACTERISTICS
100
100
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
0
0
–50
10
LT1117 Ripple Rejection
Adjust Pin Current
C
C
I
OUT
ADJ
ADJ
–25
= 0.5A
= 200μF AT f < 60Hz
= 25μF AT f > 60Hz
V
100
5.25
4.25
3.25
RIPPLE
–20
–40
0
60
40
20
0
TEMPERATURE (°C)
FREQUENCY (Hz)
0
LT1117-2.85
Line Transient Response
25
C
C
I
(V
OUT
≤ 3V
IN
OUT
20
IN
= 1μF
= 0.1A
P-P
– V
1k
50
= 10μF TANTALUM
40
OUT)
(V
75
60
IN
≥ V
– V
10k
80
DROPOUT
100
V
0.5V
TIME (μs)
RIPPLE
OUT)
100
P-P
125
≥ 3V
1117 G04
1117 G07
≤
120
100k
150
140
160
180
–0.1
–0.2
–0.5
1117 G10
100
0.3
0.2
0.1
0.5
90
80
70
60
50
40
30
20
10
0
0
0
200
0
0
LT1117 Ripple Rejection
vs Current
Load Transient Response
LT1117-2.85
V
C
C
C
C
V
PRELOAD = 0.1A
OUT
ADJ
OUT
IN
OUT
IN
10
= 10μF
= 4.25V
= 25μF
= 5V
= 25μF
= 10μF TANTALUM
20
0.2
OUTPUT CURRENT (A)
30
40
TIME (μs)
V
V
RIPPLE
RIPPLE
0.4
50
60
f
f
RIPPLE
≤ 3V
≤ 0.5V
RIPPLE
70
P-P
0.6
P-P
= 20kHz
= 120Hz
80
1117 G05
90
7.50
6.50
5.50
1117 G08
–20
–40
60
40
20
0
100
0.8
0
LT1117-5
Line Transient Response
20
C
C
I
OUT
40
IN
OUT
LT1117-3.3/LT1117-5
–1.0
–2.0
–0.1
–0.2
–0.5
= 1μF
2.0
1.0
0.3
0.2
0.1
0.5
LT1117/LT1117-2.85
= 0.1A
= 10μF TANTALUM
60
0
0
0
–50
0
Temperature Stability
LT1117-5
Load Transient Response
C
C
V
PRELOAD = 0.1A
80
IN
OUT
IN
TIME (μs)
10
–25
= 10μF
= 6.5V
100
= 10μF TANTALUM
20
120
0
30
TEMPERATURE (°C)
140
25
40
TIME (μs)
160
50
50
180
1117 G11
60
75
200
70
100
80
125
1117 G06
90
1117 G09
1117fd
5
150
100