参数资料
型号: MAX1856EUB
厂商: Maxim Integrated Products
文件页数: 7/18页
文件大小: 0K
描述: IC PS PWM SLIC SYNCH 10-UMAX
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
应用: 控制器,卫星接收机顶盒,xDSL 和线缆调制解调器
输入电压: 3 V ~ 28 V
输出数: 1
输出电压: -24V,-72V
工作温度: 0°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-uMAX
包装: 管件
Wide Input Range, Synchronizable,
PWM SLIC Power Supply
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V CC = V SYNC/ SHDN = 12V, V OUT1 = -24V, V OUT2 = -72V, R OSC = 200k ? , unless otherwise noted.)
EXITING SHUTDOWN
ENTERING SHUTDOWN
HEAVY-LOAD SWITCHING WAVEFORM
5V
MAX1856 toc21
5V
MAX1856 toc22
-47.0V
MAX1856 toc23
0
A
0
A
-47.1V
A
2A
B
5V
B
0
0
0
-47.2V
4A
-20V
C
2A
C
2A
B
-40V
-60V
4ms/div
A. V SYNC / SHDN = 0 TO 5V, 5V/div
B. I LP , 2A/div
C. V OUT = -48V, R OUT = 2.4k ? , 20V/div
CIRCUIT OF FIGURE 4
0
10 μ s/div
A. V SYNC / SHDN = 5V TO 0, 5V/div
B. V EXT , 5V/div
C. I LP , 2A/div
V OUT = -48V, R OUT = 240 ?
CIRCUIT OF FIGURE 4
0
2.0 μ s/div
A. V OUT = -48V, I OUT = 200mA, 50mV/div
B. I LP , 2A/div
CIRCUIT OF FIGURE 4
-47.72V
LIGHT-LOAD SWITCHING WAVEFORM
MAX1856 toc24
LOAD TRANSIENT
MAX1856 toc25
LINE TRANSIENT
MAX1856 toc26
200mA
A
14V
-47.76V
A
0
12V
A
-47.1V
10V
-47.80V
-47.6V
-48.1V
B
2A
B
C
-47V
B
0
4 μ s/div
A. V OUT = -48V, I OUT = 20mA, 20mV/div
B. I LP , 2A/div
CIRCUIT OF FIGURE 4
60
40
20
0
-20
-40
-60
-80
-100
1ms/div
A. I OUT = 20mA TO 200mA, 200mA/div
B. V OUT , = -48V, 500mV/div
C. I LP , 2A/div
CIRCUIT OF FIGURE 4
RINGER TO TALK-BATTERY CROSSTALK
RINGER OUTPUT
TALK-BATTERY OUTPUT
400 μ s/div
A. V IN = 10V TO 14V, 2Vdiv
B. V OUT = -48V, I OUT = 200mA, 100mV/div
CIRCUIT OF FIGURE 4
0
50
100
150
200
250
FREQUENCY (Hz)
_______________________________________________________________________________________
7
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MAX1856EUB+ 功能描述:电信线路管理 IC Synchronizable PWM SLIC Power Supply RoHS:否 制造商:STMicroelectronics 产品:PHY 接口类型:UART 电源电压-最大:18 V 电源电压-最小:8 V 电源电流:30 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:VFQFPN-48 封装:Tray
MAX1856EUB+T 功能描述:电信线路管理 IC Synchronizable PWM SLIC Power Supply RoHS:否 制造商:STMicroelectronics 产品:PHY 接口类型:UART 电源电压-最大:18 V 电源电压-最小:8 V 电源电流:30 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:VFQFPN-48 封装:Tray
MAX1856EUB-T 功能描述:电信线路管理 IC RoHS:否 制造商:STMicroelectronics 产品:PHY 接口类型:UART 电源电压-最大:18 V 电源电压-最小:8 V 电源电流:30 mA 最大工作温度:+ 85 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:VFQFPN-48 封装:Tray
MAX1856EVKIT 功能描述:电源管理IC开发工具 Evaluation Kit for the MAX1856 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
MAX1857EUA47 功能描述:低压差稳压器 - LDO 500mA Ripple-Rejecting RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20