Typical operating characteristics (continued) – Rainbow Electronics MAX5961 User Manual
Page 6
MAX5961
0 to 16V, Quad, Hot-Swap Controller
with 10-Bit Current and Voltage Monitor
6
_______________________________________________________________________________________
GATE_ DRIVE VOLTAGE
vs. IN VOLTAGE
MAX5961 toc04
V
IN
(V)
(V
GATE_
- V
MON_
) (V)
14
12
8
10
6
4
2
16
4.2
4.4
4.6
4.8
5.0
5.2
5.4
5.6
5.8
6.0
4.0
V
MON_
= 3.3V
V
MON_
= 12V
GATE_ DRIVE VOLTAGE
REFERRED TO MON_
INPUT VOLTAGE
GATE_ DRIVE CURRENT
vs. (V
GATE_
- V
MON_
)
MAX5961 toc05
(V
GATE_
- V
MON_
) (V)
I
GATE_
(μ
A)
4.5
4.0
3.0 3.5
1.0 1.5 2.0 2.5
0.5
1
2
3
4
5
6
7
8
9
10
0
0
5.0
GATE_ DISCHARGE CURRENT
vs. (V
GATE_
- V
MON_
)
MAX5961 toc06
(V
GATE_
- V
MON_
) (V)
I
GATE_
(mA)
4.5
4.0
3.0 3.5
1.0 1.5 2.0 2.5
0.5
50
100
150
200
250
300
350
400
450
500
550
600
650
0
0
5.0
SLOW-COMPARATOR TURN-OFF TIME
vs. SENSE VOLTAGE OVERDRIVE
MAX5961 toc07
[(V
SENSE_
- V
MON_
) - V
TH,ST
] (V)
TURN-OFF TIME (ms)
9
8
6
7
2
3
4
5
1
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0
0
25mV SENSE RANGE;
DAC = 191, V
TH,ST
= 9.36mV
SLOW-COMPARATOR THRESHOLD
VOLTAGE ERROR vs. TEMPERATURE
MAX5961 toc08
TEMPERATURE (
°C)
SLOW-COMPARATOR THRESHOLD VOLTAGE ERROR (%)
60
35
10
-15
-10
-8
-6
-4
-2
0
2
4
6
8
10
12
14
-12
-40
85
100mV SENSE RANGE
50mV SENSE RANGE
25mV SENSE RANGE
ON_ INPUT THRESHOLD VOLTAGE
vs. TEMPERATURE
MAX5961 toc09
TEMPERATURE (
°C)
ON_ INPUT THRESHOLD VOLTAGE (V)
60
35
-15
10
0.580
0.585
0.590
0.595
0.605
0.600
0.610
0.615
0.575
-40
85
Typical Operating Characteristics (continued)
(V
S_
= 12V, V
IN
= 3.3V, T
A
= +25°C, unless otherwise noted. See the
Typical Application Circuit.)
START OF WAVEFORM
MAX5961 toc10
10ms/div
V
ON_
V
GATE_
,
V
MON_
V
PG_
I
LOAD_
V
GATE_
V
MON_
TURN-OFF WAVEFORM
(SLOW-COMPARATOR FAULT)
MAX5961 toc11
200
μs/div
I
LOAD_
V
GATE_
,
V
MON_
V
FAULT_
DEFAULT RESISTOR
SETTINGS
25mV SENSE RANGE