Rochester Electronics, LLC18-DIP (0.300", 7.62mm)RoHS
ULN2804A
POWER BIPOLAR TRANSISTOR, NPN
Category
Subcategory
Transistors Bipolar Bjt Arrays
Package
18-DIP (0.300", 7.62mm)
Status
Obsolete
$0.22 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Rochester Electronics, LLC |
| Model | ULN2804A |
| Package / Case | 18-DIP (0.300", 7.62mm) |
| Mounting Type | Through Hole |
| Operating Temperature | -20°C ~ 150°C (TJ) |
| Power Dissipation (Max) | 2.25W |
| Supplier Device Package | 18-DIP |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
ULN2804A by Rochester Electronics, LLC is an N-channel power MOSFET rated at N/A / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The 18-DIP (0.300", 7.62mm) package offers good thermal performance for SMT mounting. Key spec: Rds(on) max N/A. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for ULN2804A
Alternatives & Replacements
View All →Rochester Electronics, LLCStock18-DIP (0.300", 7.62mm)
ULN2803AN
TRANS 8NPN DARL 50V 0.5A 18DIP
Request QuoteRFQ →
STMicroelectronicsStock18-DIP (0.300", 7.62mm)
ULN2801A
TRANS 8NPN DARL 50V 0.5A 18DIP
Request QuoteRFQ →
STMicroelectronicsStock18-DIP (0.300", 7.62mm)
ULN2802A
TRANS 8NPN DARL 50V 0.5A 18DIP
Request QuoteRFQ →
All Technical Specifications
| Power - Max | 2.25W |
| Transistor Type | 8 NPN Darlington |
| Vce Saturation (Max) @ Ib, Ic | 1.6V @ 500µA, 350mA |
| Current - Collector (Ic) (Max) | 500mA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 1000 @ 350mA, 2V |
| Voltage - Collector Emitter Breakdown (Max) | 50V |
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