TC500 Datasheet, PDF (16/17 Pages) TelCom Semiconductor, Inc – PRECISION ANALOG FRONT ENDS

TC500
TC500A
TC510
TC514
PRECISION ANALOG FRONT ENDS
TYPICAL PERFORMANCE CHARACTERISTICS OF INTERNAL DC-TO-DC CONVERTER
Output Voltage vs Load Current
5
4
T_A = 25°C
V+ = 5V
3
2
1
0
–1
–2
Slope 60Ω
–3
–4
–5
0 10 20 30 40 50 60 70 80
LOAD CURRENT (mA)
Output Voltage vs. Output Current
–0
T_A = 25°C
–1
–2
–3
–4
–5
–6
–7
–8
0 2 4 6 8 10 12 14 16 18 20
OUTPUT CURRENT (mA)
Output Ripple vs. Load Current
200
V+ = 5V, T_A = 25°C
175 ^{Osc. Freq. = 100kHz}
150
125
CAP = 1µF
100
75
CAP = 10µF
50
25
0
0 123 456 78
LOAD CURRENT (mA)
9 10
Oscillator Frequency vs. Capacitance
100
T_A = +25°C
V+ = 5V
Output Source Resistance vs. Temperature
100 _{V+ = 5V}
90 ^{IOUT = 10mA}
80
70
60
50
40
–50
150
–25
0
25
50
75
100
TEMPERATURE (°C)
Oscillator Frequency vs. Temperature
V+ = 5V
125
10
100
1
1
3-34
10
100
OSCILLATOR CAPACITANCE (pF)
1000
75
50
–50 –25
0
25
50
75
TEMPERATURE (°C)
100 125
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