Typical operating characteristics – Rainbow Electronics MAX5965B User Manual
Page 8
SENSE TRIP VOLTAGE
vs. INPUT VOLTAGE
MAX5965A toc09
V
AGND
- V
EE
(V)
SENSE TRIP VOLTAGE (mV)
56
52
36
40
44
48
185.5
186.0
186.5
187.0
187.5
188.0
188.5
189.0
185.0
32
60
MAX5965A/MAX5965B
High-Power, Quad, Monolithic, PSE Controllers
for Power over Ethernet
8
_______________________________________________________________________________________
Typical Operating Characteristics
(V
EE
= -48V, V
DD
= +3.3V, V
AUTO
= V
AGND
= V
DGND
= 0V, RESET = SHD_ = unconnected, R
SENSE
= 0.5Ω, IVEE = 00, ICUT = 000,
T
A
= +25°C, all registers = default setting, unless otherwise noted.)
ANALOG SUPPLY CURRENT
vs. INPUT VOLTAGE
MAX5965A toc01
V
AGND
- V
EE
(V)
SUPPLY CURRENT (mA)
56
52
44
48
40
36
4.6
4.7
4.8
4.9
5.0
5.1
5.2
5.3
5.4
5.5
4.5
32
60
MEASURED AT AGND
ANALOG SUPPLY CURRENT
vs. TEMPERATURE
MAX5965A toc02
TEMPERATURE (NC)
SUPPLY CURRENT (mA)
60
35
10
-15
4.6
4.7
4.8
4.9
5.0
5.1
5.2
5.3
5.4
5.5
4.5
-40
85
V
EE
= -32V
V
EE
= -60V
V
EE
= -48V
DIGITAL SUPPLY CURRENT
vs. TEMPERATURE
MAX5965A toc03
TEMPERATURE (NC)
SUPPLY CURRENT (
FA)
60
35
10
-15
105
110
115
120
125
130
100
-40
85
V
DD
= 2.4V
V
DD
= 3.3V
V
DD
= 3.6V
MEASURED AT V
DD
DIGITAL SUPPLY CURRENT
vs. DIGITAL SUPPLY VOLTAGE
MAX5965A toc04
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (
FA)
3.4
3.2
3.0
2.8
2.6
105
110
115
120
125
130
100
2.4
3.6
MEASURED AT V
DD
V
EE
UNDERVOLTAGE LOCKOUT
vs. TEMPERATURE
MAX5965A toc05
TEMPERATURE (NC)
UNDERVOLTAGE LOCKOUT (V)
60
35
10
-15
27.5
28.0
28.5
29.0
29.5
30.0
27.0
-40
85
GATE OVERDRIVE
vs. INPUT VOLTAGE
MAX5965A toc06
V
AGND
- V
EE
(V)
GATE OVERDRIVE (V)
56
52
44
48
40
36
9.92
9.94
9.96
9.98
10.00
10.02
10.04
10.06
10.08
10.10
9.90
32
60
GATE OVERDRIVE
vs. TEMPERATURE
MAX5965A toc07
TEMPERATURE (NC)
GATE OVERDRIVE (V)
60
35
-15
10
9.85
9.90
9.95
10.00
10.10
10.05
10.15
10.20
9.80
-40
85
SENSE TRIP VOLTAGE
vs. TEMPERATURE
MAX5965A toc08
TEMPERATURE (NC)
SENSE TRIP VOLTAGE (mV)
60
35
10
-15
184
188
192
196
180
-40
85