LT1117CST Linear Technology, LT1117CST Datasheet - Page 11

• Manufacturer Part Number: LT1117CST
• Description: IC LDO REG ADJ 800MA SOT223
• Manufacturer: Linear Technology

Specifications of LT1117CST

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.25 ~ 13.7 V
• Voltage - Input: 2.45 ~ 15 V
• 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
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output: -

TYPICAL APPLICATIONS
V
* C1 IMPROVES RIPPLE
10μF
IN
REJECTION. X
≈ R1 AT RIPPLE FREQUENCY
V
+
IN
IN
C
IN
SHOULD BE
Improving Ripple Rejection
LT1117
ADJ
LT1117
Battery Charger
ADJ
OUT
1.25V
365Ω
1%
R2
IF =
Δ V
ΔIF
OUT
OUT
V
R1
121Ω
1%
OUT
+V
=
IN
–R
–R
REGULATOR
SWITCHING
– 1.25V 1 +
+
R
R1
IF
S
S
S
FEEDBACK PATH
( )
( )
1 +
1 +
1
C1
10μF
R2
R1
—
R2
R1
—
( )
+
V
R2
R1
—
OUT
1117 TA08
150μF
5V
High Effi ciency Dual Supply
1117 TA10
MUR410
MUR410
MUR410
+
+
+
470μF
470μF
470μF
IN
IN
3.3V OUTPUT (TYPICAL)
LT1117-5
LT1117-5
GND
GND
V
6.5V
IN
10μF
OUT
OUT
SELECT FOR
CHARGE RATE
+
+
+
Battery Backed Up Regulated Supply
10μF
10μF
10μF
10μF
IN
+
+
Automatic Light Control
LT1117
ADJ
LT1117-3.3/LT1117-5
LT1117/LT1117-2.85
1N4002
1N4002
IN
IN
1117 TA12
OUT
+5V
0.5A
–5V
0.5A
LT1117-5
LT1117-5
GND
GND
50Ω
OUT
OUT
1.2k
+
+
100μF
5.2V LINE
5.0V BATTERY
100μF
1117 TA11
1117 TA09
11
1117fd