Datasheet

MAX5933A–MAX5933F/MAX5947A/B/C
Positive High-Voltage, Hot-Swap Controllers
6 _______________________________________________________________________________________
Typical Operating Characteristics (continued)
(V
CC
= +48V, T
A
= +25°C, unless otherwise noted.)
TIMER PULLUP CURRENT
vs. TEMPERATURE
MAX5933 toc09
TEMPERATURE (°C)
TIMER PULLUP CURRENT (µA)
603510-15
-85
-80
-75
-70
-65
-60
-90
-40 85
MAX5933_
TIMER PULLUP CURRENT vs. V
CC
MAX5933 toc10
V
CC
(V)
TIMER PULLUP CURRENT (µA)
-78
-77
-76
-75
-74
-73
-79
40 50 60 7030 80
T
A
= +25°C
T
A
= +85°C
T
A
= -40°C
T
A
= 0°C
MAX5947_
TIMER PULLUP CURRENT vs. V
CC
MAX5933 toc11
V
CC
(V)
TIMER PULLUP CURRENT (µA)
70605040302010
-78
-77
-76
-75
-74
-73
-79
080
T
A
= +25°C
T
A
= +85°C
T
A
= -40°C
T
A
= 0°C
ON HIGH-VOLTAGE THRESHOLD
vs. TEMPERATURE
MAX5933 toc12
TEMPERATURE (°C)
ON HIGH-VOLTAGE THRESHOLD (V)
603510-15
1.293
1.303
1.313
1.323
1.333
1.343
1.283
-40 85
ON LOW-VOLTAGE THRESHOLD
vs. TEMPERATURE
MAX5933 toc13
TEMPERATURE (°C)
ON LOW-VOLTAGE THRESHOLD (V)
603510-15
1.215
1.225
1.235
1.245
1.255
1.265
1.205
-40 85
ON HYSTERESIS vs. TEMPERATURE
MAX5933 toc14
TEMPERATURE (°C)
ON HYSTERESIS (V)
603510-15
0.075
0.077
0.079
0.081
0.083
0.073
-40 85
SENSE REGULATION VOLTAGE vs. V
FB
MAX5933 toc16
V
FB
(V)
SENSE REGULATION VOLTAGE (mV)
0.80.60.40.2
5
10
15
20
25
30
35
40
45
50
0
0 1.0
PWRGD V
OUT
LOW vs. I
LOAD
MAX5933 toc15
I
LOAD
(mA)
PWRGD V
OUT
LOW (V)
705030
2
4
6
8
10
12
14
16
18
20
0
10 90
T
A
= +85°C
T
A
= +25°C
T
A
= -40°C