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MAX5920AESA+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18
MAX5920
-48V Hot-Swap Controller
with External R
SENSE
4 _______________________________________________________________________________________
Typical Operating Characteristics
(V
DD
= 48V, V
EE
= 0V, T
A
= +25°C, unless otherwise noted.)
SUPPLY CURRENT vs. SUPPLY VOLTAGE
MAX5920 toc01
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (µA)
80604020
100
200
300
400
500
600
700
800
900
0
0 100
T
A
= +85
°
C
T
A
= +25
°
C
T
A
= -40
°
C
GATE VOLTAGE vs. SUPPLY VOLTAGE
MAX5920 toc02
SUPPLY VOLTAGE (V)
GATE VOLTAGE (V)
806020 40
8
9
10
11
12
13
14
15
7
0 100
T
A
= +25
°
C
CURRENT-LIMIT TRIP VOLTAGE
vs. TEMPERATURE
MAX5920 toc03
TEMPERATURE (
°
C)
TRIP VOLTAGE (mV)
603510-15
47
48
49
50
51
52
53
46
-40 85
GATE PULLUP CURRENT
vs. TEMPERATURE
MAX5920 toc04
TEMPERATURE (
°
C)
GATE PULLUP CURRENT (µA)
603510-15
43.2
43.4
43.6
43.8
44.0
44.2
44.4
44.6
44.8
45.0
43.0
-40 85
V
GATE
= 0V
GATE PULLDOWN CURRENT
vs. TEMPERATURE
MAX5920 toc05
TEMPERATURE (
°
C)
GATE PULLDOWN CURRENT (mA)
603510-15
30
35
40
45
50
55
60
65
70
25
-40 85
V
GATE
= 2V
200
0
10 100 1000
GATE PULLDOWN CURRENT
vs. OVERDRIVE
25
MAX5920 toc06
OVERDRIVE (mV)
GATE PULLDOWN CURRENT (mA)
75
50
125
100
175
150
V
GATE
= 2V
MAX5920
PWRGD OUTPUT LOW VOLTAGE
vs. TEMPERATURE (MAX5920A)
MAX5920 toc07
TEMPERATURE (°C)
PWRGD OUTPUT LOW VOLTAGE (mV)
603510-15
5
10
15
20
25
30
35
40
45
50
0
-40 85
I
OUT
= 1mA
PWRGD OUTPUT LEAKAGE CURRENT
vs. TEMPERATURE (MAX5920B)
MAX5920 toc08
TEMPERATURE (°C)
PWRGD OUTPUT LEAKAGE CURRENT (nA)
603510-15
0.01
0.1
1
10
100
0.001
-40 85
V
DRAIN
- V
EE
> 2.4V
MAX5920
-48V Hot-Swap Controller
with External R
SENSE
_______________________________________________________________________________________ 5
V
S
R
5kΩ
V
OV
V
UV
V+
5V
V
SENSE
V
DRAIN
48V
MAX5920A
MAX5920B
PWRGD/PWRGD
OV
UV
V
EE
V
DD
DRAIN
GATE
SENSE
Figure 1a. Test Circuit 1
V
S
V
UV
48V
MAX5920A
MAX5920B
PWRGD/PWRGD
OV
UV
V
EE
V
DD
DRAIN
GATE
SENSE
N
IRF530
V
S
20V
10kΩ
10Ω
0.1µF
10Ω
Figure 1b. Test Circuit 2
MAX5920
-48V Hot-Swap Controller
with External R
SENSE
6 _______________________________________________________________________________________
Timing Diagrams
1.255V
OV
t
PHLOV
0V
2V
1V
1.205V
1V
t
PLHOV
GATE
Figure 2. OV to GATE Timing
t
PHLUV
1.125V
1V
1V
1.255V
t
PLHUV
UV
0V
2V
GATE
Figure 3. UV to GATE Timing
60mV
1V
100mV
GATE
SENSE
V
EE
t
PHLSENSE
Figure 4a. SENSE to GATE Timing
t
PHLCL
1V 1V
UV
GATE
Figure 4b. Active Current-Limit Threshold
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18

MAX5920AESA+T

Mfr. #:
Buy MAX5920AESA+T
Manufacturer:
Maxim Integrated
Description:
Hot Swap Voltage Controllers 48V- Hot-Swap Controller
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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