FAN1112SX Fairchild Semiconductor, FAN1112SX Datasheet - Page 3

• Manufacturer Part Number: FAN1112SX
• Description: IC REG LDO 1A 1.2V SOT-223
• Manufacturer: Fairchild Semiconductor

Specifications of FAN1112SX

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.2V
• Voltage - Input: Up to 18V
• Voltage - Dropout (typical): 1.1V @ 1A
• Number Of Regulators: 1
• Current - Output: 1A
• Current - Limit (min): 1.1A
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-223 (3 leads + Tab), SC-73, TO-261
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 18 V
• Output Voltage: 1.2 V
• Output Type: Fixed
• Dropout Voltage (max): 1.2 V at 1 A
• Output Current: 1 A
• Line Regulation: 0.2 %
• Load Regulation: 0.5 %
• Maximum Power Dissipation: 18 W
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FAN1112SX; FAN1112SXTR

FAN1112
Electrical Characteristics
Operating Conditions: V
The denotes specifications which apply over the specified operating temperature range.
Notes:
1. See thermal regulation specifications for changes in output voltage due to heating effects. Load and line regulation are
2. Line and load regulation are guaranteed up to the maximum power dissipation (18W). Power dissipation is determined by
3. Output current must be limited to meet the absolute maximum ratings of the part.
REV. 1.0.1 9/27/01
Output Voltage
Line Regulation
Load Regulation
Dropout Voltage
Current Limit
GND Pin Current
GND Pin Current Change
Minimum Load Current
Quiescent Current
Ripple Rejection
Thermal Regulation
Temperature Stability
Long-Term Stability
RMS Output Noise
(% of V
Thermal Resistance, Junction
to Case
Thermal Shutdown
Thermal Shutdown
Hysteresis
measured at a constant junction temperature by low duty cycle pulse testing.
input/output differential and the output current. Guaranteed maximum output power will not be available over the full input/
output voltage range.
OUT
Parameter
)
3
1,2
1,2
IN
7V, T
10mA
FAN1112, 3.0V
3.0V
(V
(V
3.0V
3.0V
V
f = 120Hz, C
(V
T
T
T
SOT-223
TO-252
Junction Temperature
J
V
A
A
A
IN
= 25°C unless otherwise specified.
IN
IN
IN
REF
= 25 C, 30ms pulse
= 125 C, 1000hrs.
= 25 C, 10Hz
= 7V
– V
– V
– V
V
= 1%, I
V
V
OUT
OUT
OUT
I
IN
IN
IN
OUT
) = 2V, 10mA
) = 2V
) = 3V, I
OUT
12V, I
7V, 10mA
15V
OUT
1A
Conditions
= 22 F Tantalum,
V
= 1A
OUT
f
IN
OUT
10kHz
= 10mA
7.2V
= 1A
I
OUT
I
OUT
1A
1A
1.140
Min.
1.1
10
60
1.200
0.005
1.100
0.004
0.003
Typ.
0.05
0.03
PRODUCT SPECIFICATION
155
1.5
0.2
0.5
35
72
15
10
4
3
1.260
1.200
Max.
0.02
120
0.2
0.5
1.0
13
5
Units
%/W
mA
mA
C/W
C/W
dB
%
%
%
%
%
V
V
A
C
C
A
A
3