LT3010 Ver la hoja de datos (PDF) - Linear Technology
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LT3010 Datasheet PDF : 18 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LT3010/LT3010-5
Reverse Output Current
80
VIN = 0V
70 VOUT = VADJ = 1.275V (LT3010)
VOUT = VSENSE = 5V (LT3010-5)
60
50
40
30
20
10
0
–50 –25
LT3010-5
LT3010
0 25 50 75 100 125 150
TEMPERATURE (°C)
3010 G19
Input Ripple Rejection
80
78
76
74
72
70
68
66
64 VIN = 7V + 0.5VP-P RIPPLE AT f = 120Hz
62 IL = 50mA
VOUT = 1.275V
60
–50 –25 0 25 50 75 100 125 150
TEMPERATURE (°C)
30105 G20
Input Ripple Rejection
100
VIN = 7V + 50mVRMS RIPPLE
90 IL = 50mA
80
70
60
COUT = 10µF
50
40
30
COUT = 1µF
20
10
0
10
100
1k
10k 100k 1M
FREQUENCY (Hz)
30105 G21
LT3010 Minimum Input Voltage
4.0
ILOAD = 50mA
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
30105 G22
Load Regulation
0
ΔIL = 1mA TO 50mA
–5
–10
LT3010
–15
–20
LT3010-5
–25
–30
–35
–40
–45
–50
–50 –25
0 25 50 75 100 125 150
TEMPERATURE (°C)
30105 G23
Output Noise Spectral Density
10
COUT = 1µF
IL = 50mA
1
0.1
0.01
10
100
1k
10k
FREQUENCY (Hz)
100k
30105 G24
LT3010-5 10Hz to 100kHz
Output Noise
VOUT
100µV/DIV
COUT = 1µF
IL = 50mA
1ms/DIV
30105 G25
LT3010-5 Transient Response
0.2
0.1
0
–0.1
–0.2
50
25
0
0
VIN = 6V
CIN = 1µF CERAMIC
COUT = 1µF CERAMIC
ΔILOAD = 1mA TO 50mA
200 400 600 800 1000
TIME (µs)
30105 G26
30105fe
7
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