参数资料
型号: MAX16903RATB33/V+T
厂商: Maxim Integrated Products
文件页数: 5/14页
文件大小: 0K
描述: IC REG BUCK SYNC 3.3V 1A 10TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 3.3V
输入电压: 3.5 V ~ 28 V
PWM 型: 电流模式
频率 - 开关: 2.1MHz
电流 - 输出: 1A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 10-TDFN-EP(3x3)
MAX16903
2.1MHz, High-Voltage, 1A Mini-Buck Converter
Typical Operating Characteristics
(V SUP = +14V, T A = +25°C, unless otherwise noted.)
100
EFFICIENCY vs. LOAD CURRENT
(5V VERSION)
60
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE (SKIP MODE)
4
LINE REGULATION
(I LOAD = 1A)
90
80
70
60
SKIP MODE
FFF MODE
50
40
5V PART
3
2
1
50
30
0
40
30
20
10
20
10
3.3V PART
-1
-2
-3
0
0.00001 0.0001
0.001
0.01
0.1
1
0
6
8 10 12 14 16 18 20 22 24 26 28
-4
6
8 10 12 14 16 18 20 22 24 26 28
I LOAD (A)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
4
3
2
1
0
-1
-2
LOAD REGULATION
SKIP MODE
FFF MODE
15
12
9
6
3
SHUTDOWN SUPPLY CURRENT
vs. INPUT VOLTAGE
STARTUP WAVEFORM (I LOAD = 1A)
MAX16903 toc06
EN
5V/div
I INDUCTOR
1A/div
PGOOD
5V/div
-3
-4
0
0.2
0.4
0.6
0.8
1.0
0
6
8 10 12 14 16 18 20 22 24 26 28
1ms/div
V OUT
5V/div
LOAD CURRENT (A)
SHUTDOWN WAVEFORM (I LOAD = 1A)
MAX16903 toc07
EN
5V/div
INPUT VOLTAGE (V)
LOAD-TRANSIENT RESPONSE
(FIXED MODE)
MAX16903 toc08
I LOAD
1A/div
Maxim Integrated
20μs/div
I INDUCTOR
1A/div
PGOOD
5V/div
V OUT
5V/div
5V
5V
I LOAD = 100mA TO 1A TO 100mA
200μs/div
V OUT
200mV/div
AC
COUPLED
PGOOD
5V/div
5
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MAX16903RATB50/V+T 功能描述:直流/直流开关转换器 2.1MHz Mini-Buck Converter 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
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MAX16903RATB50N+ 制造商:Maxim Integrated Products 功能描述:2.1MHZ, HIGH-VOLTAGE, 1A MINI-BUCK CONVERTER - Rail/Tube
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