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参数资料
| 型号： | MAX8727ETB+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/13页 |
| 文件大小： | 0K |
| 描述： | IC DC/DC CONV TFT-LCD 10-TDFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 应用： | 转换器，TFT，LCD |
| 输入电压： | 2.6 V ~ 5.5 V |
| 输出数： | 1 |
| 输出电压： | 2.6 V ~ 24 V |
| 工作温度： | 0°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-WFDFN 裸露焊盘 |
| 供应商设备封装： | 10-TDFN-EP（3x3） |
| 包装： | 带卷 (TR) |
TFT-LCD Step-Up DC-DC Converter
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V SHDN = 3V, FREQ = GND, T A = -40°C to +85°C , unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CONTROL INPUTS
SHDN , FREQ Input Low Voltage
SHDN , FREQ Input High Voltage
V IN = 2.6V to 5.5V
V IN = 2.6V to 5.5V
0.7 ×
V IN
0.3 ×
V IN
V
V
Note 1: Specifications to -40 ° C are guaranteed by design, not production tested.
Typical Operating Characteristics
(Circuit of Figure 1. V IN = 5V, V MAIN = 15V, T A = +25 ° C unless otherwise noted.)
EFFICIENCY vs. LOAD CURRENT
EFFICIENCY vs. LOAD CURRENT
100
90
80
(1.2MHz OPERATION)
L = 3.6 μ H
100
90
80
(640kHz OPERATION)
L = 6.8 μ H
0.5
0
-0.5
LOAD REGULATION
70
60
V IN = 5.0V
V IN = 3.3V
70
60
V IN = 5.0V
V IN = 3.3V
-1.0
-1.5
V IN = 5.0V
V IN = 3.3V
50
50
-2.0
1
10
100
1000
1
10
100
1000
1
10
100
1000
1400
1300
LOAD CURRENT (mA)
SWITCHING FREQUENCY
vs. INPUT VOLTAGE
4.0
3.5
LOAD CURRENT (mA)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
5
LOAD CURRENT (mA)
SUPPLY CURRENT vs. TEMPERATURE
(SWITCHING)
1200
1100
1000
FREQ = IN
3.0
2.5
2.0
SWITCHING
4
3
V IN = 5.0V
V IN = 3.3V
900
800
1.5
2
700
600
500
FREQ = GND
1.0
0.5
0
NONSWITCHING
1
0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
2.5
3.0
3.5
4.0
4.5
5.0
5.5
-40
-20
0
20
40
60
80
100
INPUT VOLTAGE (V)
SUPPLY VOLTAGE (V)
TEMPERATURE ( ° C)
4
_______________________________________________________________________________________
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