參數(shù)資料
型號: MAX5965BUAX+
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 電源管理
英文描述: High-Power, Quad, Monolithic, PSE Controllers for Power over Ethernet; Package: SSOP;36 pin;163 mm² ; Temperature: 0°C to +85°C
中文描述: 4-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO36
封裝: ROHS COMPLIANT, SSOP-36
文件頁數(shù): 54/54頁
文件大?。?/td> 1525K
代理商: MAX5965BUAX+
MAX5965A/MAX5965B
High-Power, Quad, Monolithic, PSE Controllers
for Power over Ethernet
_______________________________________________________________________________________
9
FOLDBACK CURRENT-LIMIT THRESHOLD
vs. OUTPUT VOLTAGE
MAX5965A
toc10
VOUT_ - VEE (V)
V
SENSE_
-
V
EE
(mV)
50
40
30
20
10
50
100
150
200
250
300
0
FOLDBACK CURRENT-LIMIT THRESHOLD
vs. OUTPUT VOLTAGE
MAX5965A
toc10A
VOUT_ - VEE (V)
V
SENSE_
-
V
EE
(mV)
50
40
30
20
10
50
100
150
200
250
300
350
400
450
500
0
ICUT = 001
DC LOAD DISCONNECT THRESHOLD
vs. TEMPERATURE
MAX5965A
toc11
TEMPERATURE (NC)
DC
LOAD
DISCONNECT
THRESHOLD
(mV)
60
35
10
-15
3
4
5
6
2
-40
85
OVERCURRENT TIMEOUT
(RLOAD = 240
TO 57)
MAX5965A toc12
20ms/div
VAGND - VOUT
50V/div
IOUT_
200mA/div
INT
5V/div
VGATE_
10V/div
0V
0A
0V
VEE
OVERCURRENT RESPONSE WAVEFORM
(MAX5965AUAX) (RLOAD = 240
TO 57)
MAX5965A toc13
400
s/div
VAGND - VOUT
50V/div
IOUT_
200mA/div
INT
2V/div
VGATE_
10V/div
0V
0A
0V
VEE
SHORT-CIRCUIT RESPONSE TIME
MAX5965A toc14
20ms/div
VAGND - VOUT
20V/div
IOUT_
200mA/div
VGATE_
10V/div
0V
0A
VEE
SHORT-CIRCUIT RESPONSE TIME
MAX5965A toc15
4
s/div
VAGND - VOUT
20V/div
IOUT_
10A/div
VGATE_
10V/div
0V
130mA
VEE
Typical Operating Characteristics (continued)
(VEE = -48V, VDD = +3.3V, VAUTO = VAGND = VDGND = 0V, RESET = SHD_ = unconnected, RSENSE_ = 0.5, IVEE = 00, ICUT = 000,
TA = +25°C, all registers = default setting, unless otherwise noted.)
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