RT9742AGJ5F is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
RT9742AGJ5F | |
|---|---|
DigiKey Part Number | 1028-1426-2-ND - Tape & Reel (TR) 1028-1426-1-ND - Cut Tape (CT) 1028-1426-6-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Part Number | RT9742AGJ5F |
Description | IC PWR SWITCH N-CH 1:1 TSOT23-5 |
Manufacturer Standard Lead Time | 13 Weeks |
Customer Reference | |
Detailed Description | Power Switch/Driver 1:1 N-Channel 3A TSOT-23-5 (FC) |
Datasheet | Datasheet |
Product Attributes
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Category | Voltage - Supply (Vcc/Vdd) Not Required |
Mfr | Current - Output (Max) 3A |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Rds On (Typ) 55mOhm |
Part Status Active | Input Type Non-Inverting |
Switch Type | Features Load Discharge, Status Flag |
Number of Outputs 1 | Fault Protection Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO |
Ratio - Input:Output 1:1 | Operating Temperature -40°C ~ 85°C (TA) |
Output Configuration High Side | Mounting Type Surface Mount |
Output Type N-Channel | Supplier Device Package TSOT-23-5 (FC) |
Interface On/Off | Package / Case |
Voltage - Load 2.7V ~ 6V | Base Product Number |
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Substitutes (1)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| RT9742BGJ5F | Richtek USA Inc. | 0 | 1028-1475-2-ND | $0.49000 | Parametric Equivalent |
In-Stock: 0
3,000 estimated in stock on 18-Jan-2027
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $2.00000 | $2.00 |
| 10 | $1.79600 | $17.96 |
| 25 | $1.69440 | $42.36 |
| 100 | $1.44350 | $144.35 |
| 250 | $1.35544 | $338.86 |
| 500 | $1.18600 | $593.00 |
| 1,000 | $0.98268 | $982.68 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 3,000 | $0.18125 | $543.75 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.


