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参数资料
| 型号： | MAX1817EUB+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/12页 |
| 文件大小： | 0K |
| 描述： | IC REG BOOST 125MA DL 10UMAX |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 类型： | 升压（升压） |
| 输出类型： | 两者兼有 |
| 输出数： | 2 |
| 输出电压： | 3.3V 或可调主电源，-28 V ~ 28 V 或可调副电源 |
| 输入电压： | 1.5 V ~ 5.5 V |
| 频率 - 开关： | 500kHz |
| 电流 - 输出： | 125mA |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-TFSOP，10-MSOP（0.118"，3.00mm 宽） |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 10-µMAX |
Compact, High-Efficiency, Dual-Output
Step-Up DC-DC Converter
ELECTRICAL CHARACTERISTICS (continued)
(V ON = V ONLCD = V OUT = +3.3V, FB = GND, T A = 0 ° C to +85 ° C , unless otherwise noted. Typical values are at T A = +25 ° C.)
PARAMETER
LX Leakage Current
CONDITIONS
V ON = GND, V LX = 5.5V
MIN
TYP
0.1
MAX
1
UNITS
μA
ON Input Low Voltage
ON Input High Voltage
ON Input Bias Current
1.8V < V OUT < 5.5V, V FB = 0.5V
1.8V < V OUT < 5.5V, V FB = 0.5V
1.6
400
1
mV
V
μA
LCD OUTPUT
LXLCD Voltage
28
V
LXLCD On-Resistance
LXLCD Current Limit
LXLCD Leakage Current
FBLCD Regulation Voltage
V OUT = 3.3V, I LXLCD = 100mA
V LXLCD = 28V, V ONLCD = 0
0.28
1.20
1.1
0.5
0.1
1.25
2.0
0.7
1
1.30
?
A
μA
V
FBLCD Input Bias Current
LCD Line Regulation
LCD Load Regulation
V FBLCD = 1.35V
I LOAD = 5mA, V IN = +2V to +3V
I LOAD = 1mA to 5mA, V IN = +2.5V
0.1
0.5
50
nA
%
%
Maximum LXLCD On-Time
4
9
14
μs
Minimum LXLCD Off-Time
V FBLCD ≥ 1.2V
V FBLCD ≤ 0.7V
0.5
2.4
1
5
1.5
7.5
μs
ONLCD Input Low Voltage
ONLCD Input High Voltage
ONLCD Input Bias Current
2.5V < V OUT < 5.5V
2.5V < V OUT < 5.5V
1.6
400
1
mV
V
μA
ELECTRICAL CHARACTERISTICS
(V ON = V ONLCD = V OUT = +3.3V, FB = GND, T A = -40 ° C to +85 ° C , unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
MIN
MAX
UNITS
GENERAL
Input Voltage Range
Startup Voltage
Quiescent Current from OUT
(Main Only)
Quiescent Current from OUT
Shutdown Quiescent Current
R LOAD = ∞ , V FB = 1.35V
V FB = V FBLCD = 1.35V, V ONLCD = 0
V FB = V FBLCD = 1.35V
V ON = V ONLCD = 0
1.5
5.5
1.7
10
30
1
V
V
μA
μA
μA
MAIN OUTPUT
OUT Undervoltage Lockout
Fixed-Mode Output Voltage
V OUT rising, V FB = 1.35V
V OUT falling, V FB = 1.35V
V FB ≤ 45mV
1.95
3.14
2.4
3.47
V
V
Adjustable-Mode FB Regulation
Voltage
FB Input Bias Current
V FB = 1.35V
1.20
1.30
50
V
nA
_______________________________________________________________________________________
3
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