SPX1117M3-L-1-8 Exar Corporation, SPX1117M3-L-1-8 Datasheet - Page 9

• Manufacturer Part Number: SPX1117M3-L-1-8
• Description: IC REG LDO 1.8V 800MA SOT223-3
• Manufacturer: Exar Corporation
• Series: -r

Specifications of SPX1117M3-L-1-8

• Package / Case: TO-261-4, TO-261AA, SOT-223-4
• 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
• 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, Lead free / RoHS Compliant

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