TC2117
DS21665D-page 4 2010 Microchip Technology Inc.
2.0 TYPICAL PERFORMANCE CURVES
FIGURE 2-1: Line Regulation vs.
Temperature.
FIGURE 2-2: Output Noise vs. Frequency.
FIGURE 2-3: Load Regulation vs.
Temperature.
FIGURE 2-4: I
DD
vs. Temperature.
FIGURE 2-5: Dropout Voltage vs. I
LOAD
.
FIGURE 2-6: 3.0V V
OUT
vs.Temperature.
Note: The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
0.020
0.018
0.016
0.012
0.010
0.008
0.006
0.004
0.002
0.000
0.014
TEMPERATURE (°C)
LINE REGULATION (%)
-40°C
0°C
25°C
70°C
85°C 125°C
V
IN
= 3.5V to 6.0V
V
OUT
= 2.5V
I
OUT
= 0.1mA
FREQUENCY (kHz)
NOISE (μV/√Hz)
10.0
1.0
0.01
0.01 1
10
100 1000
0.1
0.0
C
IN
= 1 μF
= 1 μF
OUT
V = 6.0V
IN
V = 5V
OUT
I = 100 mA
OUT
C
-40°C
0°C
0.0100
0.0090
0.0080
0.0070
0.0060
0.0050
0.0040
0.0030
0.0020
0.0010
0.0100
TEMPERATURE (°C)
LOAD REGULATION %/mA
1 mA to 800 mA
V
OUT
= 3V
25°C
70°C
85°C
125°C
0.600
0.550
0.500
0.450
0.400
0.350
0.300
0.250
0.200
0.150
0.100
0.050
0.000
0
100
200 300
400
500 600 700 800
I
LOAD
(mA)
DROPOUT VOLTAGE (V)
85°C
125°C
-40°C
0°C
25°C
70°C
V
OUT
= 3V
3.030
3.020
3.010
3.000
2.990
2.980
2.970
2.960
2.950
2.940
2.930
2.920
V
OUT
(V)
I
LOA D
= 0.1 mA
I
LOA D
= 300 mA
I
LOA D
= 500 mA
I
LOA D
= 800 mA
TEMPERATURE (°C)
-40°C
0°C
25°C
70°C
85°C 125°C
2010 Microchip Technology Inc. DS21665D-page 5
TC2117
FIGURE 2-7: Power Supply Rejection
Ratio.
FIGURE 2-8: Load Step Response.
FIGURE 2-9: Line Step Response
-70
-60
-50
-40
-30
-20
-10
f (Hz)
PSRR (dB)
10
100
1k 10k
100k
1M
600 mA/DIV
50 mV/DIV
V
IN
=4.0V
V
OUT
=3.0V
C
IN
=1 µF Ceramic
C
OUT
=10 µF Ta
V
OUT
50 mV/DIV
C
OUT
=10 µF Tantalum (0.25 ESR)
I
OUT
=300 mA
V
IN
=4.0V to 5.0V
C
IN
=NA
TC2117
DS21665D-page 6 2010 Microchip Technology Inc.
3.0 PIN DESCRIPTIONS
The descriptions for the pins are listed in Table 3-1.
TABLE 3-1: PIN FUNCTION TABLE
3.1 Ground (GND)
Ground terminal.
3.2 Regulated Output Voltage (V
OUT
)
Regulated voltage output.
3.3 Unregulated Supply (V
IN
)
Unregulated supply input.
Pin No.
(3-Pin SOT-223)
(3-Pin DDPAK)
Symbol Description
1 GND Ground Terminal.
2V
OUT
Regulated output voltage.
3V
IN
Unregulated Supply input.

TC2117-1.8VDBTR

Mfr. #:
Manufacturer:
Microchip Technology
Description:
LDO Voltage Regulators 800mA Fixed Output
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