Richtek USA Inc. Products

IC REG AMOLED BIAS 15WLCSP

• Applications: Converter, AMOLED Display
• Voltage - Input: 2.5 V ~ 4.6 V
• Number of Outputs: 2
• Voltage - Output: Adjustable
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 15-UFBGA, WLCSP
• Supplier Device Package: 15-WLCSP (2.07x1.39)

IC REG LINEAR 1.2V 300MA SOT23-3

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 5.5V
• Voltage - Output (Min/Fixed): 1.2V
• Voltage - Output (Max): -
• Voltage Dropout (Max): 0.24V @ 300mA
• Current - Output: 300mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 15µA
• PSRR: 40dB (1kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-236-3, SC-59, SOT-23-3
• Supplier Device Package: SOT-23-3

IC REG LINEAR 3.3V 150MA 6WDFN

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 5.5V
• Voltage - Output (Min/Fixed): 3.3V
• Voltage - Output (Max): -
• Voltage Dropout (Max): 0.15V @ 150mA
• Current - Output: 150mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 50µA
• PSRR: 67dB ~ 40dB (1kHz ~ 100kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 6-WFDFN Exposed Pad
• Supplier Device Package: 6-WDFN (1.6x1.6)

IC REG LINEAR 1.5V 500MA SC70-5

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 5.5V
• Voltage - Output (Min/Fixed): 1.5V
• Voltage - Output (Max): -
• Voltage Dropout (Max): -
• Current - Output: 500mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 50µA
• PSRR: 55dB (10kHz)
• Control Features: Enable, Soft Start
• Protection Features: Over Current, Over Temperature
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 5-TSSOP, SC-70-5, SOT-353
• Supplier Device Package: SC-70-5

IC REG LINEAR 50MA 8MSOP

• Output Configuration: -
• Output Type: -
• Number of Regulators: 1
• Voltage - Input (Max): -
• Voltage - Output (Min/Fixed): -
• Voltage - Output (Max): -
• Voltage Dropout (Max): -
• Current - Output: 50mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): -
• PSRR: -
• Control Features: -
• Protection Features: -
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad
• Supplier Device Package: 8-MSOP-EP

IC REG LIN 3.3V 300MA SOT23-3L

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 5.5V
• Voltage - Output (Min/Fixed): 3.3V
• Voltage - Output (Max): -
• Voltage Dropout (Max): 0.23V @ 300mA (Typ)
• Current - Output: 300mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 300µA
• PSRR: 55dB (1kHz)
• Control Features: -
• Protection Features: Over Current, Over Temperature
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: TO-236-3, SC-59, SOT-23-3
• Supplier Device Package: SOT-23-3L

IC REG LINEAR 3.3V 250MA SOT23-5

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 5.5V
• Voltage - Output (Min/Fixed): 3.3V
• Voltage - Output (Max): -
• Voltage Dropout (Max): 0.6V @ 250mA
• Current - Output: 250mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 3µA
• PSRR: 75dB (1kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: SC-74A, SOT-753
• Supplier Device Package: SOT-23-5

IC REG BUCK 1.8V 0.6A SYNC SOT23

• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Output Type: Fixed
• Number of Outputs: 1
• Voltage - Input (Min): 2.5V
• Voltage - Input (Max): 5.5V
• Voltage - Output (Min/Fixed): 1.8V
• Voltage - Output (Max): -
• Current - Output: 600mA
• Frequency - Switching: 1.25MHz
• Synchronous Rectifier: Yes
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: SC-74A, SOT-753
• Supplier Device Package: SOT-23-5

IC REG BUCK ADJ 5A SYNC 13UQFN

• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Output Type: Adjustable
• Number of Outputs: 1
• Voltage - Input (Min): 4.5V
• Voltage - Input (Max): 18V
• Voltage - Output (Min/Fixed): 0.7V
• Voltage - Output (Max): 8V
• Current - Output: 5A
• Frequency - Switching: 650kHz
• Synchronous Rectifier: Yes
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 13-UFQFN
• Supplier Device Package: 13-UQFN (2x3) FC

IC REG BUCK ADJ 1A SYNC 5TSOT

• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Output Type: Adjustable
• Number of Outputs: 1
• Voltage - Input (Min): 2.5V
• Voltage - Input (Max): 6V
• Voltage - Output (Min/Fixed): 0.6V
• Voltage - Output (Max): 3.4V
• Current - Output: 1A
• Frequency - Switching: 1.5MHz
• Synchronous Rectifier: Yes
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5 Thin, TSOT-23-5
• Supplier Device Package: TSOT-23-5

IC REG BUCK ADJ 4A SYNC 8SOP

• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Output Type: Adjustable
• Number of Outputs: 1
• Voltage - Input (Min): 4.5V
• Voltage - Input (Max): 18V
• Voltage - Output (Min/Fixed): 0.765V
• Voltage - Output (Max): 8V
• Current - Output: 4A
• Frequency - Switching: 650kHz
• Synchronous Rectifier: Yes
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width) Exposed Pad
• Supplier Device Package: 8-SOP-EP

IC REG CTRLR BUCK 10WDFN

• Output Type: Transistor Driver
• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Number of Outputs: 1
• Output Phases: 1
• Voltage - Supply (Vcc/Vdd): 4.75 V ~ 13.2 V
• Frequency - Switching: 600kHz
• Duty Cycle (Max): -
• Synchronous Rectifier: Yes
• Clock Sync: No
• Serial Interfaces: -
• Control Features: Enable, Power Good
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 10-WFDFN Exposed Pad
• Supplier Device Package: 10-WDFN (3x3)

IC VOLT DETECTOR 3.1V SOT23-3

• Type: Simple Reset/Power-On Reset
• Number of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 143 ms Minimum
• Voltage - Threshold: 3.1V
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: TO-236-3, SC-59, SOT-23-3
• Supplier Device Package: SOT-23-3

IC VOLT DETECTOR 4.2V SOT23-3

• Type: Simple Reset/Power-On Reset
• Number of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 143 ms Minimum
• Voltage - Threshold: 4.2V
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: TO-236-3, SC-59, SOT-23-3
• Supplier Device Package: SOT-23-3

IC POWER SWITCH USB SOT-23-3

• Switch Type: USB Switch
• Number of Outputs: 1
• Ratio - Input:Output: 1:1
• Output Configuration: High Side
• Output Type: N-Channel
• Interface: On/Off
• Voltage - Load: 2.7 V ~ 5.5 V
• Voltage - Supply (Vcc/Vdd): Not Required
• Current - Output (Max): -
• Rds On (Typ): -
• Input Type: -
• Features: -
• Fault Protection: -
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: -
• Supplier Device Package: -

IC HIGH EFF. LED DRIVER

• Type: AC DC Offline Switcher
• Topology: Step-Down (Buck)
• Internal Switch(s): Yes
• Number of Outputs: 1
• Voltage - Supply (Min): 10V
• Voltage - Supply (Max): 30V
• Voltage - Output: -
• Current - Output / Channel: 1.4A
• Frequency: -
• Dimming: -
• Applications: Lighting
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 8-SOP

IC LED DRIVER CTRLR DIM 8SOP

• Type: DC DC Controller
• Topology: Step-Down (Buck), Step-Up (Boost)
• Internal Switch(s): No
• Number of Outputs: 1
• Voltage - Supply (Min): 4.5V
• Voltage - Supply (Max): 50V
• Voltage - Output: 50V
• Current - Output / Channel: -
• Frequency: 380kHz
• Dimming: Analog, PWM
• Applications: Backlight, Lighting
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 8-SOP

IC LED DRIVER CTRLR

• Type: AC DC Offline Switcher
• Topology: Step-Down (Buck)
• Internal Switch(s): Yes
• Number of Outputs: 1
• Voltage - Supply (Min): 10V
• Voltage - Supply (Max): 30V
• Voltage - Output: -
• Current - Output / Channel: 1.4A
• Frequency: -
• Dimming: -
• Applications: Lighting
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 8-SOP

IC AMP AUD CLASS G STEREO

• Type: Class G
• Output Type: 2-Channel (Stereo)
• Max Output Power x Channels @ Load: 150mW x 2 @ 16 Ohm
• Voltage - Supply: 1.62 V ~ 5.5 V
• Features: Thermal Protection
• Mounting Type: -
• Operating Temperature: -40°C ~ 85°C (TA)
• Supplier Device Package: -
• Package / Case: -

IC USB TYPE-C CTRLR, WL-CSP-9

• Applications: USB Type C
• Interface: I2C
• Voltage - Supply: 2.7 V ~ 5.5 V
• Package / Case: -
• Supplier Device Package: -
• Mounting Type: -

IC POWER MANAGEMENT

• Battery Chemistry: -
• Number of Cells: -
• Current - Charging: -
• Programmable Features: -
• Fault Protection: -
• Charge Current - Max: -
• Battery Pack Voltage: -
• Voltage - Supply (Max): -
• Interface: -
• Operating Temperature: -
• Mounting Type: -
• Package / Case: -
• Supplier Device Package: -

IC REGULATOR QFN

• Topology: -
• Function: -
• Number of Outputs: -
• Frequency - Switching: -
• Voltage/Current - Output 1: -
• Voltage/Current - Output 2: -
• Voltage/Current - Output 3: -
• w/LED Driver: -
• w/Supervisor: -
• w/Sequencer: -
• Voltage - Supply: -
• Operating Temperature: -
• Mounting Type: -
• Package / Case: -
• Supplier Device Package: -

IC POWER MANAGEMENT

• Applications: Digital Cameras, Hand Held Devices
• Current - Supply: -
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 40-WQFN
• Supplier Device Package: 40-WQFN (5x5)

IC REG BUCK ADJ

• Function: -
• Output Configuration: -
• Topology: -
• Output Type: -
• Number of Outputs: -
• Voltage - Input (Min): -
• Voltage - Input (Max): -
• Voltage - Output (Min/Fixed): -
• Voltage - Output (Max): -
• Current - Output: -
• Frequency - Switching: -
• Synchronous Rectifier: -
• Operating Temperature: -
• Mounting Type: -
• Package / Case: -
• Supplier Device Package: -

IC REGULATOR SOIC

• Output Type: PWM
• Function: -
• Output Configuration: Positive
• Topology: Half-Bridge, Push-Pull
• Number of Outputs: 4
• Output Phases: -
• Voltage - Supply (Vcc/Vdd): 4 V ~ 6 V
• Frequency - Switching: 60kHz
• Duty Cycle (Max): 46%
• Synchronous Rectifier: No
• Clock Sync: No
• Serial Interfaces: -
• Control Features: Enable, Power Good
• Operating Temperature: -40°C ~ 85°C (TA)
• Package / Case: 16-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 16-SOP

IC BUCK MOSFET DRVR WDFN-8S

• Driven Configuration: High-Side or Low-Side
• Channel Type: Synchronous
• Number of Drivers: 2
• Gate Type: N-Channel MOSFET
• Voltage - Supply: 4.5V ~ 13.2V
• Logic Voltage - VIL, VIH: -
• Current - Peak Output (Source, Sink): -
• Input Type: Non-Inverting
• High Side Voltage - Max (Bootstrap): 46 V
• Rise / Fall Time (Typ): 25ns, 12ns
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 8-WFDFN Exposed Pad
• Supplier Device Package: 8-WDFN-SL (2x2)

IC REG CTRLR BUCK PWM WQFN-20

• Output Type: Transistor Driver
• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Number of Outputs: 1
• Output Phases: 1
• Voltage - Supply (Vcc/Vdd): 3V ~ 24V
• Frequency - Switching: 400kHz, 600kHz, 800kHz
• Duty Cycle (Max): -
• Synchronous Rectifier: Yes
• Clock Sync: No
• Serial Interfaces: -
• Control Features: Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start
• Operating Temperature: -40°C ~ 125°C (TJ)
• Package / Case: 20-WFQFN Exposed Pad
• Supplier Device Package: 20-WQFN (3x3)

IC REG BUCK ADJ 3.5A TSOT23-6

• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Output Type: Adjustable
• Number of Outputs: 1
• Voltage - Input (Min): 4.5V
• Voltage - Input (Max): 18V
• Voltage - Output (Min/Fixed): 0.765V
• Voltage - Output (Max): 7V
• Current - Output: 3.5A
• Frequency - Switching: 1.2MHz
• Synchronous Rectifier: Yes
• Operating Temperature: -40°C ~ 125°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6 Thin, TSOT-23-6
• Supplier Device Package: TSOT-23-6 (FC)