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参数资料
| 型号： | MAX1817EUB+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 4/12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 = -40 ° C to +85 ° C , unless otherwise noted.) (Note 1)
PARAMETER
FB Dual Mode Threshold
Output Voltage Adjustment Range
Maximum LX On-Time
Zero Crossing Comparator
Threshold (V LX - V OUT )
Zero Crossing Comparator
Backup Timer
V FB = 0.5V
V FB = 0.5V
CONDITIONS
MIN
45
2.5
2.4
0
22
MAX
105
5.5
7.5
40
70
UNITS
mV
V
μs
mV
μs
LX On-Resistance
LX Current Limit
LX Leakage Current
ON Input Low Voltage
V OUT = 3.3V, I LX = 100mA
V ON = GND, V LX = 5.5V
1.8V < V OUT < 5.5V, V FB = 0.5V
0.42
0.65
1.05
1
400
?
A
μA
mV
ON Input High Voltage
ON Input Bias Current
1.8V < V OUT < 5.5V, V FB = 0.5V
1.6
1
V
μA
LCD OUTPUT
LXLCD Voltage
28
V
LXLCD On-Resistance
LXLCD Current Limit
LXLCD Leakage Current
FBLCD Regulation Voltage
FBLCD Input Bias Current
Maximum LXLCD On-Time
V OUT = 3.3V, I LXLCD = 100mA
V LXLCD = 28V, V ONLCD = 0
V FBLCD = 1.35V
0.25
1.20
4
2
0.7
1
1.30
70
14
?
A
μA
V
nA
μs
Minimum LXLCD Off-Time
V FBLCD ≥ 1.2V
V FBLCD ≤ 0.7V
0.5
2.2
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
Note 1: Specifications to -40 ° C are guaranteed by design and not production tested.
4
_______________________________________________________________________________________
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