參數(shù)資料
型號： MAX5941B
廠商： Maxim Integrated Products, Inc.
英文描述： IEEE 802.3af-Compliant Power-Over-Ethernet Interface/PWM Controller for Power Devices
中文描述： 符合IEEE 802.3af標準的以太網(wǎng)供電接口/PWM控制器，適用于用電設備
文件頁數(shù)： 7/24頁
文件大小： 453K
代理商： MAX5941B
M
IEEE 802.3af-Compliant Power-Over-Ethernet
Interface/PWM Controller for Power Devices
_______________________________________________________________________________________
7
INRUSH CURRENT CONTROL
(V
IN
= 48V)
MAX5941toc10
V
5V/div
I
100mA/div
V
OUT
50V/div
P
50V/div
2ms/div
INRUSH CURRENT CONTROL
(V
IN
= 67V)
M
V
5V/div
I
100mA/div
V
OUT
50V/div
P
GOOD
50V/div
2ms/div
0.999
1.000
1.001
1.002
1.003
-40
0
TEMPERATURE (
°
C)
-20
20
40
60
80
V
SS_SHDN
vs. TEMPERATURE
(AT THE END OF SOFT-START)
M
OPTO = CS = V-
V
S
(
R
=
273
274
276
275
277
278
-40
0
TEMPERATURE (
°
C)
-20
20
40
60
80
NDRV FREQUENCY
vs. TEMPERATURE
M
N
V
OPTO
= 4V, CS =
V-
80.4
80.6
80.5
80.8
80.7
80.9
81.0
-40
20
40
-20
0
TEMPERATURE (
°
C)
60
80
MAXIMUM DUTY CYCLE
vs. TEMPERATURE
M
M
V
OPTO
= 4V, CS = V-
46.8
47.2
47.0
47.6
47.4
47.8
48.0
-40
20
40
-20
0
TEMPERATURE (
°
C)
60
80
MAXIMUM DUTY CYCLE
vs. TEMPERATURE
M
M
V
OPTO
= 4V, CS = V-
V+ SUPPLY CURRENT
vs. TEMPERATURE
M
1.38
1.39
1.41
1.40
1.44
1.45
1.43
1.42
1.46
V
-40
0
TEMPERATURE (
°
C)
20
-20
40
60
80
V
OPTO
= 4V, V
DD
= CS = V-
Typical Operating Characteristics (continued)
(V
IN
= (GND - V
EE
) = 48V, GATE =
PGOOD
= PGOOD = OUT = OPEN, UVLO = V
EE
, V
DD
= 13V, NDRV floating, T
A
= T
MIN
to T
MAX
.
Typical values are at T
A
= +25
°
C. All voltages are referenced to V
EE
(for graphs 1
–
11 in the
Typical Operating Characteristics
), all
voltages are referenced to V- (for graphs 12
–
30 in the
Typical Operating Characteristics
), unless otherwise noted.)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX5941BCSE 功能描述:電源開關(guān) IC - POE / LAN RoHS:否 制造商:Fairchild Semiconductor 開關(guān)數(shù)量:Single 開關(guān)配置:SPST 開啟電阻（最大值）:7.3 Ohms 串話: 帶寬: 開啟時間（最大值）:13 ns 關(guān)閉時間（最大值）:20 ns 切換電壓（最大）: 工作電源電壓:8 V to 26 V 最大工作溫度:+ 125 C 安裝風格:Through Hole 封裝 / 箱體:TO-220F-6
MAX5941BCSE+ 功能描述:輸入/輸出控制器接口集成電路 IEEE 802.3af POE Int/PWM Controller RoHS:否 制造商:Silicon Labs 產(chǎn)品: 輸入/輸出端數(shù)量: 工作電源電壓: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-64 封裝:Tray
MAX5941BCSE+T 功能描述:輸入/輸出控制器接口集成電路 IEEE 802.3af POE Int/PWM Controller RoHS:否 制造商:Silicon Labs 產(chǎn)品: 輸入/輸出端數(shù)量: 工作電源電壓: 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 安裝風格:SMD/SMT 封裝 / 箱體:QFN-64 封裝:Tray
MAX5941BCSE-T 功能描述:電源開關(guān) IC - POE / LAN RoHS:否 制造商:Fairchild Semiconductor 開關(guān)數(shù)量:Single 開關(guān)配置:SPST 開啟電阻（最大值）:7.3 Ohms 串話: 帶寬: 開啟時間（最大值）:13 ns 關(guān)閉時間（最大值）:20 ns 切換電壓（最大）: 工作電源電壓:8 V to 26 V 最大工作溫度:+ 125 C 安裝風格:Through Hole 封裝 / 箱體:TO-220F-6
MAX5941BESE 功能描述:電源開關(guān) IC - POE / LAN RoHS:否 制造商:Fairchild Semiconductor 開關(guān)數(shù)量:Single 開關(guān)配置:SPST 開啟電阻（最大值）:7.3 Ohms 串話: 帶寬: 開啟時間（最大值）:13 ns 關(guān)閉時間（最大值）:20 ns 切換電壓（最大）: 工作電源電壓:8 V to 26 V 最大工作溫度:+ 125 C 安裝風格:Through Hole 封裝 / 箱體:TO-220F-6
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