SPX1117M3-L-1-8/TR Exar Corporation, SPX1117M3-L-1-8/TR Datasheet - Page 9
![800mA Low Dropout Voltage Regulator](/photos/16/13/161383/sot-223-3_sml.jpg)
SPX1117M3-L-1-8/TR
Manufacturer Part Number
SPX1117M3-L-1-8/TR
Description
800mA Low Dropout Voltage Regulator
Manufacturer
Exar Corporation
Specifications of SPX1117M3-L-1-8/TR
Regulator Topology
Positive Fixed
Voltage - Output
1.8V
Voltage - Input
Up to 15V
Voltage - Dropout (typical)
1.1V @ 800mA
Number Of Regulators
1
Current - Output
800mA
Current - Limit (min)
1A
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-261-4, TO-261AA, SOT-223-4
Input Voltage Max
20 V
Output Type
Adjustable, Fixed
Dropout Voltage (max)
1.1 V
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SPX1117M3-L-1-8/TR
Manufacturer:
Sipex Corporation
Quantity:
20 000
Company:
Part Number:
SPX1117M3-L-1-8/TR
Manufacturer:
EXAR
Quantity:
10 000
Part Number:
SPX1117M3-L-1-8/TR
Manufacturer:
SIPEX
Quantity:
20 000
Apr 20-07 Rev B
Figure 23. Improving Ripple Rejection
V
Figure 25. Recommended Connections for Best Results
IN
*C
Note A: V
Z
Note: For all Pinouts, TAB is connected to Pin2 V
C
(Note A)
1
V
should be ~ R1 at ripple frequency
IN
improves ripple rejection.
IN(MIN)
4.7µF
ADJ
= (Intended V
+
SPX1117
ADJ/GND
SOT-223 (M3)
OUT
Case of Regulator
IN
Connect R to
1
Top View
SPX1117
) + (V
V
R
OUT
ADJ
2
DROPOUT (MAX)
P
Resistance
Parasitic Line
3
V
IN
OUT
R
R
1kΩ,
)
1%
1
2
R
2
ADJ/GND
to Load
Connect R
SPX1117 800mA Low Dropout Voltage Regulator
5V
330Ω
1%
R
1
+
TO-252 (R)
Front View
1
10µF*
C
2
1
V
R
OUT
2
L
10µF
V
3
OUT
V
V
OUT
IN
OUT
ADJ/GND
9
.
APPLICATION INFORMATION: Continued
Figure 24. 5V Regulator with Shutdown
TO-220-3 (U)
Front View
1
V
2
OUT
(Note A)
V
3
Input
TTL
IN
V
IN
+
Note A: V
4.7µF
1K
IN(MIN)
ADJ/GND
IN
1k
SPX1117
= (Intended V
ADJ
TO-263-3 (T)
1
Top View
2N3904
© 2007 Sipex Corporation
V
2
OUT
OUT
OUT
) + (V
3
V
DROPOUT (MAX)
IN
330W
1kΩ
1%
1%
)
+
PINOUTS
10µF
5V