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参数资料
| 型号： | MAX8734AEEI+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 11/33页 |
| 文件大小： | 0K |
| 描述： | IC PWR SUPPLY CONTROLLER 28QSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 应用： | 电源控制器 |
| 输入电压： | 4.5 V ~ 24 V |
| 电流 - 电源： | 25µA |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-QSOP |
| 供应商设备封装： | 28-QSOP |
| 包装： | 带卷 (TR) |
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High-Efficiency, Quad-Output, Main Power-
Supply Controllers for Notebook Computers
Typical Operating Characteristics (continued)
(Circuit of Figure 1 and Figure 2, no load on LDO5, LDO3, OUT3, OUT5, and REF, V+ = 12V, ON3 = ON5 = V CC , SHDN = V+,
R CS = 7m ? , V ILIM _ = 0.5V, T A = +25°C, unless otherwise noted.)
MAX8733A/MAX8734A (TON = GND)
5V PWM-MODE
LOAD TRANSIENT RESPONSE
MAX8732A/3A/4A toc28
MAX8732A/MAX8734A (TON = V CC )
3.3V PWM-MODE
LOAD TRANSIENT RESPONSE
MAX8732A/3A/4A toc29
MAX8733A/MAX8734A (TON = GND)
3.3V PWM-MODE
LOAD TRANSIENT RESPONSE
MAX8732A/3A/4A toc30
5V
4A
1A
5V
0
V OUT ,
AC-
COUPLED
100mV/div
INDUCTOR
CURRENT
2A/div
DL5
5V/div
3.3V
4A
1A
5V
0
V OUT ,
AC-
COUPLED
100mV/div
INDUCTOR
CURRENT
2A/div
DL3
5V/div
3.3V
4A
1A
5V
0
V OUT ,
AC-
COUPLED
100mV/div
INDUCTOR
CURRENT
2A/div
DL3
5V/div
10 μ s/div
100
90
MAX8733A
5V OUTPUT EFFICIENCY
vs. LOAD CURRENT
20 μ s/div
100
90
10 μ s/div
MAX8733A
3.3V OUTPUT EFFICIENCY
vs. LOAD CURRENT
80
70
60
50
40
PFM MODE
ULTRASONIC
MODE
80
70
60
50
40
PFM MODE
ULTRASONIC
MODE
30
20
10
0
PWM MODE
ON5 = V CC
ON3 = GND
V IN = 7V
V IN = 12V
V IN = 24V
30
20
10
0
PWM MODE
ON5 = V CC
ON3 = V CC
V IN = 7V
V IN = 12V
V IN = 24V
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
10
LOAD CURRENT (A)
LOAD CURRENT (A)
______________________________________________________________________________________
11
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| MAX8736BGTL+ | 制造商:Maxim Integrated Products 功能描述:IMPVP 6 CORE SUPPLIES - Rail/Tube |
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