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ADP3050ARZ-RL

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21
ADP3050 Data Sheet
Rev. C | Page 6 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPERATURE (°C)
V
IN
= 10V, NO LOAD
1.5
0
–45 –35
QUIESCENT OPERATING CURRENT (mA)
–25 –15 –5 5 15 25 35 45 55 65 75 85
4.5
2.0
1.0
0.5
3.5
2.5
4.0
3.0
INTO BIAS PIN
INTO IN PIN
5.0
00125-003
Figure 3. Quiescent Operating Current vs. Temperature
00125-004
SUPPLY VOLTAGE (V)
25
20
0
300
SHUTDOWN QUIESCENT CURRENT (µA)
15
10
5
5 10 15 20 25
Figure 4. Shutdown Quiescent Current vs. Supply Voltage
00125-005
SUPPLY VOLTAGE (V)
10
8
0
QUIESCENT OPERATING CURRENT (mA)
6
4
2
BIAS TIED TO V
OUT
V
OUT
= 3.3V
V
OUT
= 5V
300 5 10 15 20 25
Figure 5. Quiescent Operating Current vs. Supply Voltage
TEMPERATURE (°C)
V
IN
= 10V
0.6
0
AVERAGE OUTPUT CURRENT (A)
1.8
0.8
0.4
0.2
1.4
1.0
1.6
1.2
2.0
00125-006
–45 –35 –25 –15 –5 5 15 25 35 45 55 65 75 85
Figure 6. Average Output Current Limit vs. Temperature
LOAD CURRENT (A)
25
20
0
0
0.1 0.2
BOOST CURRENT (mA)
15
10
5
V
IN
= 10V
0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
00125-007
Figure 7. Boost Current vs. Load Current
OUTPUT CURRENT (mA)
100
90
0
0 200 400 600 800
k1
60
30
20
10
80
70
40
50
EFFICIENCY (%)
V
IN
= 6V
V
IN
= 24V
L = 33µH
C
IN
= 22µF
C
OUT
= 100µF
V
IN
= 12V
00125-008
V
IN
= 30V
V
IN
= 18V
Figure 8. 5 V Output Efficiency
Data Sheet ADP3050
Rev. C | Page 7 of 20
V
IN
= 12V
OUTPUT CURRENT (mA)
100
90
0
1k0 200 400 600 800
60
30
20
10
80
70
40
50
EFFICIENCY (%)
L = 33µH
C
IN
= 22µF
C
OUT
= 100µF
V
IN
= 5V
V
IN
= 18V
V
IN
= 24V
V
N
= 30V
00125-009
Figure 9. 3.3 V Output Efficiency
TEMPERATURE (°C)
–0.5
OUTPUT VOLTAGE CHANGE (%)
–45 –35 –25 –15 –5 5 15 25 35 45 55 65 75 85
00125-010
0.4
0.5
–0.4
–0.2
–0.3
–0.1
0.1
0
0.2
0.3
V
IN
= 10V
I
LOAD
= 1A
Figure 10. Output Voltage Change vs. Temperature
INPUT VOLTAGE (V)
0
OUTPUT VOLTAGE CHANGE (%)
10 20 30
0.6
0.2
0.4
0
0.6
0.4
0.2
V
OUT
= 5V
I
LOAD
= 1A
I
LOAD
= 100mA
00125-011
Figure 11. 5 V Output Voltage Change vs. Input Voltage
INPUT VOLTAGE (V)
0
OUTPUT VOLTAGE CHANGE (%)
10 20 30
0.6
0.2
0.4
0
0.6
0.4
0.2
V
OUT
= 3.3V
I
LOAD
= 1A
I
LOAD
= 100mA
00125-012
Figure 12. 3.3 V Output Voltage Change vs. Input Voltage
LOAD CURRENT (A)
8
5
2
MINIMUM INPUT VOLTAGE (V)
7
6
4
3
V
OUT
= 3.3V
V
OUT
= 5V
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
00125-013
Figure 13. Minimum Input Voltage vs. Load Current
LOAD CURRENT(A)
–0.18
OUTPUT VOLTAGE CHANGE (%)
–0.16
–0.14
–0.12
–0.10
–0.08
–0.06
–0.04
–0.02
0
V
IN
= 10V
00125-014
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Figure 14. Load Regulation
ADP3050 Data Sheet
Rev. C | Page 8 of 20
LOAD CURRENT (A)
0.8
0
SWITCH SATURATION VOLTAGE (V)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
V
IN
= 10V
00125-015
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Figure 15. Switch Saturation Voltage vs. Load Current
AMBIENT TEMPERATURE (°C)
196
190
SWITCHING FREQUENCY (kHz)
198
194
192
204
200
208
202
V
IN
= 10V
I
LOAD
= 250µA
206
210
–45 –35 –25 –15 –5 5 15 25 35 45 55 65 75 85
00125-016
Figure 16. Switching Frequency vs. Temperature
NORMALIZED FEEDBACK VOLTAGE (V)
250
200
0
0
1.00.2 0.4 0.6 0.8
SWITCHING FREQUENCY (kHz)
150
100
50
V
IN
= 10V
COMP = 0.4V
00125-017
Figure 17. Frequency Foldback
TIME (1µs/DIV)
V
IN
= 10V
V
OUT
= 5V
I
LOAD
= 800mA
L = 33µH
C
IN
= 22µF
C
OUT
= 100µF
V
SW
= 5V/DIV
I
L
= 500mA/DIV
0V
0A
00125-018
Figure 18. Continuous Conduction Mode Waveforms
TIME (1µs/DIV)
V
IN
= 10V
V
OUT
= 5V
I
LOAD
= 100mA
L = 33µH
C
IN
= 22µF
C
OUT
= 100µF
V
SW
= 5V/DIV
I
L
= 500mA/DIV
0V
0A
00125-019
Figure 19. Discontinuous Conduction Mode Waveforms
TIME (400µs/DIV)
V
OUT
= 200mV/DIV
I
LOAD
5V
1A
0A
00125-020
V
IN
= 10V
V
OUT
= 5V
I
LOAD
= 100mA TO 1A SWITCHED
L = 33µH
C
IN
= 22µF
C
OUT
= 100µF
Figure 20. Transient Response
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21

ADP3050ARZ-RL

Mfr. #:
Buy ADP3050ARZ-RL
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 200kHz 1A Hi-VTG Step-Down
Lifecycle:
New from this manufacturer.
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