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ADM1270ARQZ

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P22
Data Sheet ADM1270
Rev. A | Page 9 of 21
TYPICAL PERFORMANCE CHARACTERISTICS
3.55
3.57
3.59
3.61
3.63
3.65
–40°C –5°C
25°C 85°C 125°C
T
J
(°C)
V
VCAP
(V)
LOAD = 100µA
LOAD = 500µA
LOAD = 1mA
12259-004
Figure 4. V
VCAP
vs. Junction Temperature (T
J
), Different Loads
3.590
3.595
3.600
3.605
3.610
0 0.2
0.4
0.6
0.8
1.0
I
LOAD
(mA)
V
VCAP
(V)
12259-005
Figure 5. V
VCAP
vs. Load Current (I
LOAD
)
3.590
3.595
3.600
3.605
3.610
V
IN
(V)
V
VCAP
(V)
LOAD = 100µA
LOAD = 500µA
LOAD = 1mA
500 10 20 30 40
12259-006
Figure 6. V
VCAP
vs. Input Voltage (V
IN
), Different Loads
–40°C –5°C
25°C 85°C 125°C
T
J
(°C)
LOAD = 100µA
LOAD = 500µA
LOAD = 1mA
0
50
100
150
200
250
300
350
400
450
500
I
CC
(µA)
12259-007
Figure 7. Supply Current (I
CC
) vs. Junction Temperature (T
J
), Different Loads
380
382
384
386
388
390
392
394
396
398
400
0
0.2
0.4
0.6
0.8 1.0
I
LOAD
(mA)
I
CC
(µA)
12259-008
Figure 8. Supply Current (I
CC
) vs. Load Current (I
LOAD
)
300
320
340
360
380
400
420
0
10
20
30 40
50
V
CC
(V)
I
CC
(µA)
LOAD = 100µA
LOAD = 500µA
LOAD = 1mA
12259-009
Figure 9. Supply Current (I
CC
) vs. Supply Voltage (V
CC
), Different Loads
ADM1270 Data Sheet
Rev. A | Page 10 of 21
0
2
4
6
8
10
12
14
16
18
20
–50 –30
–10
10
30
50
70 90
110 130
TEMPER
A
TURE (°C)
V
VCAP
OC THRESHOLD (mA)
V
IN
= 4.5V
V
IN
= 6V
V
IN
= 10V
12259-010
Figure 10. V
VCAP
Overcurrent (OC) Threshold vs. Temperature,
Different Input Voltages
1
1.0
11.2
11.4
1
1.6
11.8
12.0
12.2
12.4
12.6
12.8
13.0
–60 –40 –20 0 20 40 60 80 100 120 140
TEMPERATURE (°C)
V
GATE
(V)
V
IN
= 14V
V
IN
= 25V
V
IN
= 50V
12259-011
Figure 11. GATE Voltage (V
GATE
) vs. Temperature, Different Input Voltages
–60
–40
–20
0
20
40 60 80
100
120 140
TEMPERATURE (°C)
11.0
11.2
11.4
11.6
11.8
12.0
12.2
12.4
12.6
12.8
13.0
RPFG VOLTAGE (V)
V
IN
= 14V
V
IN
= 25V
V
IN
= 50V
12259-012
Figure 12. RPFG Voltage (V
RPFG
) vs. Temperature, Different Input Voltages
–60
–40
–20
0
20
40 60 80
100
120 140
TEMPERATURE (°C)
8.0
8.2
8.4
8.6
8.8
9.0
9.2
9.4
9.6
9.8
10.0
RPFG PULL-DOWN CURRENT (µA)
V
IN
= 14V
V
IN
= 25V
V
IN
= 50V
12259-013
Figure 13. RPFG Pull-Down Current (I
RPFGND
) vs. Temperature,
Different Input Voltages
0.045
0.050
0.055
0.060
0.065
0.070
2.50 2.52
2.54 2.56
2.58 2.60 2.62
2.64 2.66 2.68 2.70
V
ISET
(V)
CURRENT SENSE VOLTAGE (V)
4V
25V
50V
12259-014
Figure 14. Current Sense Voltage vs. ISET Voltage (V
ISET
),
Different Input Voltages
2.50
2.55
2.60
2.65
–60 –40 –20 0
20 40 60
80 100
120
140
TEMPERATURE (°C)
REFERENCE SELECT THRESHOLD VOLTAGE (V)
12259-015
Figure 15. Reference Select Threshold Voltage (V
ISETRSTH
) vs. Temperature,
V
IN
= 4 V
Data Sheet ADM1270
Rev. A | Page 11 of 21
0.045
0.050
0.055
0.060
0.065
0.070
2.50
2.52
2.54
2.56
2.58
2.60
2.62
2.64 2.66
2.68
2.70
V
ISET
(V)
REFERENCE SELECT THRESHOLD VOLTAGE (V)
–40°C
–5°C
+25°C
+85°C
+125°C
12259-016
Figure 16. Reference Select Threshold Voltage (V
ISETRSTH
) vs. ISET Voltage (V
ISET
),
Different Temperatures
–22.0
–21.5
–21.0
–20.5
–20.0
–19.5
–19.0
–18.5
–18.0
–45
–25 –5 15 35
55
75
95
1
15
135
TEMPER
A
TURE (°C)
TIMER CURRENT (µA)
4V
6V
10V
20V
50V
12259-017
Figure 17. Timer Current vs. Temperature, Different Input Voltages
–1.5
–1.4
–1.3
–1.2
–1.1
–1.0
–0.9
–0.8
–0.7
–0.6
–0.5
–45
–25 –5
15 35 55 75 95 115 135
TEMPERATURE (°C)
TIMER OFF CURRENT (µA)
4V
6V
10V
20V
50V
12259-018
Figure 18. Timer Off Current (I
TMROFF
) vs. Temperature,
Different Input Voltages
–22.0
–21.5
–21.0
–20.5
–20.0
–19.5
–19.0
–18.5
–18.0
0
5
10
15
20 25
30 35
40
45
50
55
INPUT VOLTAGE (V)
POR TIMER OFF CURRENT (µA)
–40°C
–5°C
+25°C
+85°C
+125°C
12259-019
Figure 19. POR Timer Off Current (I
POR
) vs. Input Voltage (V
IN
),
Different Temperatures
–22.0
–21.5
–21.0
–20.5
–20.0
–19.5
–19.0
–18.5
–18.0
–45
–25
–5
15
35
55 75
95
115
135
TEMPER
A
TURE (°C)
POR TIMER OFF CURRENT (µA)
4V
6V
10V
20V
50V
12259-020
Figure 20. POR Timer Off Current (I
POR
) vs. Temperature,
Different Input Voltages
0
1
2
3
4
5
6
7
0.90
0.95 1.00
1.05
1.10
V
GATE
(V)
OV INPUT VO
LTAGE (V)
OV INPUT RISE
OV INPUT FALL
12259-021
Figure 21. V
GATE
vs. OV Input Voltage
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ADM1270ARQZ

Mfr. #:
Buy ADM1270ARQZ
Manufacturer:
Analog Devices Inc.
Description:
Hot Swap Voltage Controllers High Voltage Current Limit
Lifecycle:
New from this manufacturer.
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