RT9198-18GJ5 Richtek USA Inc, RT9198-18GJ5 Datasheet - Page 3

• Manufacturer Part Number: RT9198-18GJ5
• Description: IC REG LDO 1.8V 300MA TSOT23-5
• Manufacturer: Richtek USA Inc

Specifications of RT9198-18GJ5

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V
• Voltage - Input: 2.5 V ~ 5.5 V
• Voltage - Dropout (typical): 0.22V @ 300mA
• Number Of Regulators: 1
• Current - Output: 300mA (Max)
• Current - Limit (min): 360mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5 Thin, TSOT-23-5
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Function Block Diagram
DS9198/A-13 June 2009
Functional Pin Description
Pin Name
EN
EN
NC
GND, Exposed Pad
VOUT
VIN
EN/EN
maximum power dissipation.
Pin Function
Chip Enable (Active High). Note that this pin is high impedance. There should be a pull low
100kΩ resistor connected to GND when the control signal is floating.
Chip Enable (Active Low). Note that this pin is high impedance. There should be a pull high
100kΩ resistor connected to VIN when the control signal is floating.
No Internal Connection.
Ground. The exposed pad must be soldered to a large PCB and connected to GND for
Output Voltage.
Input Voltage.
V
REF
-
Amplifier
Logic Control
Error
Shutdown
and
MOS Driver
Current-Limit
Protection
Thermal
and
GND
VIN
VOUT
RT9198/A
www.richtek.com
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