The LM provides Universal Serial Bus standard power .. Reproduction of TI information in TI data books or data sheets is permissible only if reproduction. LM LM – Single Port Usb Power Switch And Over-current Protection, Package: Soic Narrow, Pin Details, datasheet, quote on part number: LM . LMMX-H LM – Single Port Usb Power Switch And Over-current Protection, Package: Soic Details, datasheet, quote on part number: LMMX-H.
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IN to Out pins. The small size, low R ONand 1 ms fault flag delay make the. Active Low Enable, units per reel. dxtasheet
(PDF) LM3525 Datasheet download
Avoid vias as much as possible. This pin is the input to the power switch and the supply voltage for the IC. If ferrite beads are used, use wires with minimum resis.
This current is initially supplied by the. Thermal shutdown will protect the device from permanent damage. The LM’s 1 ms delay in issuing the fault flag is adequate. In USB applications, it is required that output bulk capaci. Active High Enable, units per reel. Absolute Maximum Ratings indicate limits beyond which damage to the device may occur.
OUT towards the load. If condition persists due. Indicates overcurrent, UVLO and thermal. Keep all V bus traces as short as possible and use at.
LM3525 Datasheet PDF
IN Input is the power supply connection to the control. To eliminate the upstream voltage droop caused by the high. National Semiconductor certifies that the products and packing materials meet the provisions of the Customer Products Stewardship. Notebook PC Power Supplies. The USB specification indicates that “no less than ? The Enable input accepts both 3.
Short Circuit Output Current. If vias are used, use.
LM Datasheet National Semiconductor pdf data sheet FREE from
For a few tens of? Typical Operating Circuit and Connection Diagram. C, and limits in boldface type apply over the full operating temperature range. In order to meet the USB requirements for voltage drop. Error Flag Leakage Current. Since these conditions are not valid over-current faults, catasheet.
For the most current product information visit us at www. OUT pins continuous output. Over Current Flag Delay. A Max Standby Current.
In choosing the capacitors, special attention must be paid to. The LM accepts an input voltage between 2.
Place the switch as close to the USB connector as pos. Electrical specifications do not apply when operating the device. Handheld PC applications that supply power to one port. The current limit circuit is designed to protect the system. The single port device is ideal for Notebook PC and.
Desktop and Notebook PC.
F ceramic capacitor is recommended on each port. UVLO functions only when. This pin is the output of the high side switch. Over Current Threshold vs Temperature. This built-in temperature hysteresis prevents undesirable. If longer delays are required, an RC. High transient current is also generated when switch is. The switch is turned on after die temperature drops by 10?