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| 型号： | MAX5982BETE+T |
| 厂商： | Maxim Integrated |
| 文件页数： | 3/17页 |
| 文件大小： | 0K |
| 描述： | IC CTRLR PD IEEE 802.3AF 16TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 1 |
| 类型： | 以太网供电控制器 PD 开关（PoE） |
| 应用： | 供电设备（PSE） |
| 内部开关： | 是 |
| 电流限制： | 1.7A ~ 2.1A |
| 电源电压： | 31 V ~ 60 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WQFN 裸露焊盘 |
| 供应商设备封装： | 16-TQFN-EP（5x5） |
| 包装： | 标准包装 |
| 其它名称： | MAX5982BETE+TDKR |
IEEE 802.3af/at-Compliant, Powered Device Interface
Controllers with Integrated 70W High-Power MOSFET
ELECTRICAL CHARACTERISTICS (continued)
(V IN = (V DD - V SS ) = 48V, R DET = 24.9kω, R CLS = 615ω, and R SL = 60.4kω. RTN, WAD, PG, 2EC , WK , and ULP unconnected, all
voltages are referenced to V SS, unless otherwise noted. T A = T J = -40 N C to +85 N C, unless otherwise noted. Typical values are at
T A = +25 N C.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
POWER MODE
V IN Supply Voltage Range
60
V
V IN Supply Current
I Q
Current through internal MOSFET = 0
0.25
0.55
mA
V IN Turn-On Voltage
V IN Turn-Off Voltage
V IN Turn-On/-Off Hysteresis
V IN Deglitch Time
Inrush to Operating Mode
Delay
V ON
V OFF
V HYST_UVLO
t OFF_DLY
t DELAY
V IN rising
V IN falling
(Note 7)
V IN falling from 40V to 20V (Note 8)
t DELAY = minimum PG current pulse width
after entering into power mode
34.3
30
4.2
30
90
35.4
120
96
36.6
102
V
V
V
F s
ms
Isolation Power MOSFET
On-Resistance
R ON_ISO
I RTN = 950mA
T J = +25 N C
T J = +85 N C
T J = +125 N C
0.1
0.15
0.2
0.2
0.25
I
RTN Leakage Current
I RTN_LKG
V RTN = 12.5V to 30V
10
F A
CURRENT LIMIT
Inrush Current Limit
Current Limit During Normal
Operation
Current Limit in Foldback
Condition
Foldback Threshold
I INRUSH
I LIM
I LIM-FLDBK
During initial turn-on period, V RTN = 1.5V
After inrush completed,
V RTN = 1V (Note 9)
Both during inrush and after inrush
completed V RTN = 7.5V
V RTN (Note 10)
90
1700
6.5
135
1900
53
7.0
182
2100
7.5
mA
mA
mA
V
LOGIC
WAD Detection Threshold
V WAD-REF
V WAD rising, V IN = 14V to 48V
(referenced to RTN)
8
9
10
V
WAD Detection Threshold
Hysteresis
V WAD falling, V RTN = 0V, V SS
unconnected
0.35
V
WAD Input Current
I WAD-LKG
V WAD = 10V (referenced to RTN)
3.5
F A
2EC Sink Current
2EC Off-Leakage Current
PG Sink Current
PG Off-Leakage Current
V 2EC = 3.5V (referenced to RTN),
V SS disconnected
V 2EC = 48V
V RTN = 1.5V, V PG = 0.8V, during inrush
period
V PG = 60V
1
125
1.5
230
2.25
1
375
1
mA
F A
F A
F A
SLEEP MODE (MAX5982A/MAX5982B)
WK and ULP Logic Threshold
V TH
V WK falling and V ULP rising and falling
1.5
3
V
SL Logic Threshold
SL Current
Falling
R SL = 0 I
R SL = 60.4k I , V LED = 3.5V
0.75
10
0.8
140
10.5
0.85
11.5
V
F A
LED Current Amplitude
I LED
R SL = 30.2k I , V LED = 3.75V
19.5
20.9
22.5
mA
R SL = 30.2k I , V LED = 4V
19
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX5982CETE+ | 功能描述:热插拔功率分布 PDIC, up to 70W RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5982CETE+T | 功能描述:热插拔功率分布 PDIC, up to 70W RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5982CEVKIT# | 功能描述:热插拔功率分布 PD Interface Controller RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5983AETE+ | 功能描述:热插拔功率分布 IEEE 802.3af/at Compliant PDIC RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
| MAX5983AETE+T | 功能描述:热插拔功率分布 IEEE 802.3af/at Compliant PDIC RoHS:否 制造商:Texas Instruments 产品:Controllers & Switches 电流限制: 电源电压-最大:7 V 电源电压-最小:- 0.3 V 工作温度范围: 功率耗散: 安装风格:SMD/SMT 封装 / 箱体:MSOP-8 封装:Tube |
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