参数资料
型号: MAX1960EEP+T
厂商: Maxim Integrated Products
文件页数: 6/29页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM VM 20-QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
PWM 型: 电压模式
输出数: 1
频率 - 最大: 1.12MHz
占空比: 90%
电源电压: 2.35 V ~ 5.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 20-SSOP(0.154",3.90mm 宽)
包装: 带卷 (TR)
2.35V to 5.5V, 0.5% Accurate, 1MHz PWM
Step-Down Controllers with Voltage Margining
Typical Operating Characteristics
(Circuit of Figure 9, T A = +25°C, unless otherwise noted.)
EFFICIENCY vs. LOAD CURRENT WITH
15A 1MHz CIRCUIT, 3.3V INPUT
EFFICIENCY vs. LOAD CURRENT WITH
15A 1MHz CIRCUIT, 5V INPUT
EFFICIENCY vs. LOAD CURRENT WITH
15A 500kHz CIRCUIT, 3.3V INPUT
100
V OUT = 2.5V
100
V OUT = 3.3V
100
V OUT = 2.5V
90
80
V OUT = 1.8V
90
80
V OUT = 2.5V
90
80
V OUT = 1.8V
70
70
V OUT = 1.8V
70
V OUT = 1.5V
V OUT = 1.5V
V OUT = 1.5V
60
50
60
50
60
50
0.1
1
10
100
0.1
1
10
100
0.1
1
10
100
LOAD CURRENT (A)
EFFICIENCY vs. LOAD CURRENT WITH
15A 500kHz CIRCUIT, 5V INPUT
LOAD CURRENT (A)
OUTPUT VOLTAGE
vs. INPUT VOLTAGE, 1MHz
LOAD CURRENT (A)
OUTPUT VOLTAGE
vs. INPUT VOLTAGE, 500kHz
100
V OUT = 3.3V
3.5
3.0
3.3V OUTPUT
3.5
3.0
3.3V OUTPUT
90
80
70
V OUT = 2.5V
V OUT = 1.8V
V OUT = 1.5V
2.5
2.0
1.5
DROPOUT
2.5V OUTPUT
1.8V OUTPUT
1.5V OUTPUT
2.5
2.0
1.5
DROPOUT
2.5V OUTPUT
1.8V OUTPUT
1.5V OUTPUT
1.0
1.2V OUTPUT
1.0
1.2V OUTPUT
60
0.5
15A LOAD
0.5
15A LOAD
50
0
0
0.1
1
10
100
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
LOAD CURRENT (A)
FB REGULATION VOLTAGE
vs. LOAD CURRENT
0.803
INPUT VOLTAGE (V)
1200
INPUT VOLTAGE (V)
FREQUENCY
vs. INPUT VOLTAGE
0.802
1100
FSET/SYNC = V CC
1000
0.801
900
0.800
0.799
0.798
800
700
600
500
FSET/SYNC = GND
0.797
0
5
10
15
20
400
3.0
3.5
4.0
4.5
5.0
5.5
LOAD CURRENT (A)
INPUT VOLTAGE (V)
6
_______________________________________________________________________________________
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MAX1961EEP-T 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK