PRECISION ANALOG FRONT ENDS
TC500
TC500A
TC510
TC514
TYPICAL PERFORMANCE CHARACTERISTICS OF INTERNAL DC-TO-DC CONVERTER
Output Voltage vs. Output Current
Output Voltage vs Load Current
5
4
–0
–1
–2
–3
–4
TA = 25°C
TA = 25°C
+
V
= 5V
3
2
1
0
–1
–2
–3
–4
–5
–5
–6
Slope 60Ω
–7
–8
0
10
20
30
40
60
70
80
0
2
4
6
8
10
12
14
16
18 20
50
LOAD CURRENT (mA)
OUTPUT CURRENT (mA)
Output Ripple vs. Load Current
Output Source Resistance vs. Temperature
200
100
90
+
+
V
I
= 5V
= 10mA
V
= 5V, TA = 25°C
Osc. Freq. = 100kHz
OUT
175
150
125
100
80
CAP = 1µF
70
60
CAP = 10µF
75
50
25
0
50
40
–50
0
1
2
3
4
5
6
7
8
9
10
0
25
50
75
100
–25
TEMPERATURE (°C)
LOAD CURRENT (mA)
Oscillator Frequency vs. Capacitance
Oscillator Frequency vs. Temperature
100
150
+
V
= 5V
TA = +25°C
+
V
= 5V
125
100
10
75
50
1
1
10
OSCILLATOR CAPACITANCE (pF)
100
–25
0
25
TEMPERATURE (°C)
1000
–50
75
100
125
50
3-34
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