参数资料
型号: MAX1621EEE+T
厂商: Maxim Integrated Products
文件页数: 4/20页
文件大小: 0K
描述: IC TEMP SENSOR W/ALARM 16QSOP
标准包装: 2,500
应用: LCD 显示器
电流 - 电源: 150µA
电源电压: 3 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-QSOP
包装: 带卷 (TR)
Digitally Adjustable LCD Bias Supplies
ELECTRICAL CHARACTERISTICS
(V DD = 3.3V, V BATT = 10V, T A = -40°C to +85°C . Typical values are at T A = +25°C, unless otherwise noted. Limits over this
temperature range are guaranteed by design.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SWITCHING REGULATOR
V DD Operating Range
3.0
5.5
V
V DD Supply Current
Positive Output Voltage
Negative Output Voltage
Undervoltage Lockout Threshold (Note 1)
BATT Operating Range (Note 2)
Microsecond-Volt Time Constant (k-factor)
Operating mode, output in regulation
Shutdown mode, V SHDN = V DD
4V ≤ BATT ≤ 12V
1.5
1.8
16
150
250
20
27
-27
2.8
20
24
μA
V
V
V
V
μs-V
FB Regulation Voltage
FB Input Current (Note 3)
POK Threshold Voltage
POL = V DD , 3.0V ≤ V DD ≤ 5.5V
POL = AGND, 3.0V ≤ V DD ≤ 5.5V
FB = REF + 100mV
FB = 0V - 50mV
Voltage on POK rising
1.44
-10
-30
-10
0.957
1.5
0
0.992
1.56
10
10
120
1.027
V
mV
nA
V
REFERENCE AND OUTPUT
REF Voltage
No load
1.44
1.5
1.56
V
REF Load Regulation
DOUT Maximum Output Voltage (Note 3)
DOUT Minimum Output Voltage (Note 3)
DOUT Differential Nonlinearity
0μA ≤ I REF ≤ 25μA
0μA ≤ I DOUT ≤ 40μA
-20μA ≤ I DOUT ≤ 0μA
Guaranteed monotonic
REF -
0.02
0
5
10
REF +
0.02
0.01
± 1
mV
V
V
LSB
DIGITAL INPUTS AND OUTPUTS
UP, DN, SHDN , POL Input High Voltage
UP, DN, SHDN , POL Input Low Voltage
SCL, SDA, SUS Input High Voltage
SCL, SDA, SUS Input Low Voltage
3.0V ≤ V DD ≤ 3.6V
V DD = 5.5V
3.0V ≤ V DD ≤ 3.6V
V DD = 5.5V
1.4
2.3
1.4
2.3
0.6
0.6
V
V
V
V
SDA Output Low Voltage
I SDA = -6mA
0.4
V
4
_______________________________________________________________________________________
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