参数资料
型号: MAX1993ETG+T
厂商: Maxim Integrated Products
文件页数: 8/36页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 24-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: Quick-PWM™
PWM 型: 电流模式
输出数: 1
频率 - 最大: 600kHz
占空比: 100%
电源电压: 4.5 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: 24-WFQFN 裸露焊盘
包装: 带卷 (TR)
Quick-PWM Step-Down Controllers with Inductor
Saturation Protection and Dynamic Output Voltages
Typical Operating Characteristics (continued)
(MAX1992 Circuit of Figure 1, MAX1993 Circuit of Figure 9, V IN = 12V, V DD = V CC = 5V, SKIP = V CC , TON = open, T A = +25°C,
unless otherwise noted.)
1.85
1.8V OUTPUT VOLTAGE
vs. LOAD CURRENT
SKIP = GND
400
SWITCHING FREQUENCY
vs. LOAD CURRENT
SKIP = GND
400
SWITCHING FREQUENCY
vs. INPUT VOLTAGE
1.84
SKIP = V CC
350
300
SKIP = V CC
360
1.83
250
320
4A LOAD
200
1.82
1.81
1.80
V IN = 20V
V IN = 7V
150
100
50
0
280
240
200
NO LOAD
0
1
2
3
4
5
0
1
2
3
4
5
0
4
8
12
16
20
24
28
400
360
LOAD CURRENT (A)
SWITCHING FREQUENCY
vs. TEMPERATURE
5.5
5.2
LOAD CURRENT (A)
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
5.2
5.1
INPUT VOLTAGE (V)
MAXIMUM OUTPUT CURRENT
vs. TEMPERATURE
320
4A LOAD
4.9
5.0
280
240
NO LOAD
4.6
4.3
4.9
200
4.0
4.8
-40
-15
10
35
60
85
0
4
8
12
16
20
24
28
-40
-15
10
35
60
85
10
TEMPERATURE ( ° C)
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
(FORCED-PWM MODE)
1.5
INPUT VOLTAGE (V)
NO-LOAD SUPPLY CURRENT
vs. INPUT VOLTAGE
(SKIP MODE)
2.010
TEMPERATURE ( ° C)
REFERENCE LOAD REGULATION
9
8
I BIAS
1.2
SKIP = AGND
2.006
7
6
0.9
2.002
5
4
3
2
1
0
I IN
SKIP = V CC
0.6
0.3
0
I BIAS
I IN
1.998
1.994
1.990
0
4
8
12
16
20
24
28
0
4
8
12
16
20
24
28
-20
0
20
40
60
80
100
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
I REF ( μ A)
8
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MAX1993EVKIT 制造商:Maxim Integrated Products 功能描述:EVALUATION KIT FOR THE MAX1992 MAX1993 - Bulk
MAX1994ETM 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
MAX1994ETM+ 功能描述:DC/DC 开关控制器 Integrated Circuits (ICs) 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
MAX1994ETM+T 功能描述:DC/DC 开关控制器 Integrated Circuits (ICs) 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
MAX1994ETM-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