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| 型号： | MAX5986AETE+ |
| 厂商： | Maxim Integrated |
| 文件页数： | 4/23页 |
| 文件大小： | 843K |
| 描述： | IC POE SWITCH PSE 16TQFN |
| 标准包装： | 60 |
| 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： | 201mA |
| 电源电压： | 8.7 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： | 管件 |
MAX5986AMAX5986C/MAX5987A
IEEE 802.3af-Compliant, High-Efficiency, Class 1/
Class 2, PDs with Integrated DC-DC Converter
4
Maxim Integrated
ELECTRICAL CHARACTERISTICS (continued)
(V
DD
= 48V, R
SIG
= 24.9k? LED, V
CC
, SL, ULP, WK, RESET, LDO_OUT unconnected, WAD = LDO_EN = LDO_IN = PGND = GND,
C1 = 68nF, C2 = 10礔, C3 = 1礔 (see Figure 3), V
FB
= V
AUX
= 0V, LX unconnected. All voltages are referenced to GND, unless
otherwise noted. T
A
= T
J
= -40癈 to +85癈, unless otherwise noted. Typical values are at T
A
= +25癈.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
LOGIC
CLASS2, MPS Voltage Rising
Threshold
MAX5986B/MAX5986C/MAX5987A only
2.9
V
CLASS2, MPS Voltage Falling
Threshold
MAX5986B/MAX5986C/MAX5987A only
0.4
V
RESET Output Voltage Low
(MAX5987A Only)
I
SINK
= 1mA
0.2
V
CLASS2, MPS Leakage
MAX5986B/MAX5986C/MAX5987A only
-10
+10
FA
INTERNAL REGULATOR WITH BACK BIAS
V
AUX
Input Voltage Range
V
AUX
Inferred from V
AUX
input current
4.75
14
V
V
AUX
Input Current
V
AUX
from 4.75V to 14V
0.65
3.1
mA
V
DRV
Output Voltage
4.2
5.5
V
SLEEP MODE (MAX5986AMAX5986C)
WK and ULP Logic Threshold
V
TH
V
WK
falling and V
ULP
rising and falling
1.6
2.9
V
SL Logic Threshold
Falling
0.55
0.8
V
SL Current
V
SL
= 0V
62.5
FA
LED Current Amplitude
I
LED
R
SL
= 60.4kI, V
LED
= 6.5V
9.2
10.6
12
mA
R
SL
= 30.2kI, V
LED
= 6.5V
19.2
21.2
23.5
R
SL
= 30.2kI, V
LED
= 3.5V
21.2
LED Current Programmable Range
10
20
mA
LED Current with Grounded SL
V
SL
= 0V
20.6
26.4
31.4
mA
LED Current Frequency
f
ILED
Sleep and ultra-low power modes
250
Hz
LED Current Duty Cycle
D
ILED
Sleep and ultra-low power modes
25
%
V
DD
Current Amplitude
I
VDD
Sleep mode, V
LED
= 6.5V
10
12
14.5
mA
Internal Current Duty Cycle
D
IVDD
Sleep and ultra-low power modes
75
%
Internal Current Enable Time
t
MPS
Ultra-low power mode
76
87
98
ms
Internal Current Disable Time
t
MPDO
Ultra-low power mode
205
235
265
ms
THERMAL SHUTDOWN
Thermal Shutdown Threshold
T
SD
T
J
rising
MAX5986A
143
NC
MAX5986B/C
MAX5987A
151
Thermal Shutdown Hysteresis
T
SD,HYS
16
NC
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX5986AETE+ | 功能描述:直流/直流开关转换器 IEEE802.3 af PD w/ DC/DC Conv RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX5986AETE+T | 功能描述:直流/直流开关转换器 IEEE802.3 af PD w/ DC/DC Conv RoHS:否 制造商:STMicroelectronics 最大输入电压:4.5 V 开关频率:1.5 MHz 输出电压:4.6 V 输出电流:250 mA 输出端数量:2 最大工作温度:+ 85 C 安装风格:SMD/SMT |
| MAX5986BETE+ | 功能描述:以太网 IC IEEE802.3 AF HI EFFICIENCY PD RoHS:否 制造商:Micrel 产品:Ethernet Switches 收发器数量:2 数据速率:10 Mb/s, 100 Mb/s 电源电压-最大:1.25 V, 3.45 V 电源电压-最小:1.15 V, 3.15 V 最大工作温度:+ 85 C 封装 / 箱体:QFN-64 封装:Tray |
| MAX5986BETE+T | 功能描述:PMIC 解决方案 IEEE802.3 AF HI EFFICIENCY PD RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel |
| MAX5986EVKIT# | 功能描述:电源管理IC开发工具 MAX5986 Eval Kit RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
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