参数资料
型号: MAX1864TEEE+
厂商: Maxim Integrated Products
文件页数: 6/25页
文件大小: 0K
描述: IC PWR SUPPLY CONTROLLER 16QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
应用: 电源控制器
输入电压: 4.5 V ~ 28 V
电流 - 电源: 1mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-QSOP
包装: 管件
xDSL/Cable Modem Triple/Quintuple Output
Power Supplies
Typical Operating Characteristics (continued)
(Circuit of Figure 1, V IN = 12V, V OUT = 3.3V, T A = +25°C, unless otherwise noted.)
5.05
OUPUT VOLTAGE vs. LOAD CURRENT
(ADJUSTABLE MODE)
5.05
INTERNAL 5V LINEAR REGULATOR
vs. LOAD CURRENT
3.5V
LOAD TRANSIENT
(STEP-DOWN CONVERTER)
MAX1864/65 toc06
5.03
5.03
3.3V
A
5.01
4.99
4.97
4.95
5.01
4.99
4.97
4.95
3.1V
1A
0
B
0
0.5
1.0
1.5
2.0
2.5
3.0
0
5
10
15
20
25
30
1ms/div
LOAD CURRENT (mA)
SWITCHING WAVEFORMS
(STEP-DOWN CONVERTER)
MAX1864/65 toc07
LOAD CURRENT (mA)
SOFT-START
MAX1864/65 toc08
40
A. V OUT = 3.3V (PRESET), 200mV/div
B. I OUT = 10mA TO 1A, 500mA/div
V IN = 12V
POSITIVE LINEAR REGULATOR BASE-
DRIVE CURRENT vs. BASE-DRIVE VOLTAGE
3.35V
5V
35
V FB_ = 1.0V
3.30V
1.5A
A
0
4V
A
30
25
1A
B
2V
B
20
V FB_ = 0.96V REF
0.5A
0
15
10V
0
C
1A
0
C
10
5
B2, B3 AND B4
(MAX1865) ONLY
2 μ s/div
1ms/div
0
0
2
4
6
8
10
A. V OUT = 3.3V (PRESET), I OUT = 1A, 50mV/div
B. INDUCTOR CURRENT, 500mA/div
C. V LX , 10V/div
V IN = 12V
A. V L , 5V/div
B. V OUT = 3.3V (PRESET), 2V/div
C. INDUCTOR CURRENT, 1A/div
V IN = 0 TO 12V
BASE VOLTAGE (V)
6
_______________________________________________________________________________________
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MAX1864TEEE-T 功能描述:电流和电力监控器、调节器 RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
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