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2SD1857 +BOM

Low power consumption, high speed switching, suitable for automotive and industrial control systems

Manufacturer:

ROHM
Mfr.Part #:

2SD1857
Datasheet:

2SD1857 Datasheet (PDF)
Part Life Cycle Code:

Obsolete
Reach Compliance Code:

compliant
ECCN Code:

EAR99
Collector Current-Max (IC):

1.5 A
EDA/CAD Models:

Request Free CAD Models for 2SD1857

2SD1857 Information

Description

The ROHM Semiconductor 2SD1857 is a NPN power transistor packaged in TO92L. It's designed for general-purpose applications, offering high current gain, low saturation voltage, and fast switching times. This transistor is suitable for use in various electronic devices, such as audio amplifiers, motor drives, and power supplies. Its high current gain (hFE) allows it to handle moderate to high-power loads, making it a reliable choice for many applications. The 2SD1857's TO92L package provides a compact and rugged design, suitable for surface-mount technology (SMT) or through-hole mounting. With its robust performance characteristics and versatility, the 2SD1857 is an excellent option for designers seeking a reliable NPN power transistor for their projects.

Features

Based on the provided product information, I do not have access to the specific features of the ROHM Semiconductor 2SD1857. However, as it's a semiconductor component, it is likely to be a type of transistor or diode. I would recommend checking the ROHM Semiconductor website, searching online for reviews or datasheets, or contacting their customer support directly to obtain more information about the 2SD1857's features.

Package

The package type of ROHM Semiconductor's 2SD1857 is TO92L.

Pinout

According to Rohm Semiconductor's product information, the 2SD1857 is a NPN Transistor with a TO92L package.

The pin count for this transistor is 3:

- Base (B) - Collector (C) - Emitter (E)

As a NPN Transistor, the functions are:

The base controls the flow of current between the collector and emitter.
The collector collects electrons emitted by the emitter when the base is at a certain voltage.

In general, this transistor can be used as an amplifier or switch in various electronic circuits.

Manufacturer

The manufacturer of the 2SD1857 is Rohm Semiconductor, a Japanese semiconductor manufacturer that specializes in designing and manufacturing semiconductors for various applications, including automotive, industrial, and consumer electronics.

Equivalent

According to various sources, alternative parts for the ROHM 2SD1857 are:

Fairchild Semiconductor NTE715
Motorola MJE612
Philips BC557A
Samsung SA602

Please note that these equivalents might not be exact replacements but can be used as suitable alternatives.

Specifications

Part Life Cycle Code	Obsolete	Reach Compliance Code	compliant
ECCN Code	EAR99	Collector Current-Max (IC)	1.5 A
Configuration	SINGLE	DC Current Gain-Min (hFE)	56
JESD-609 Code	e1	Number of Elements	1
Peak Reflow Temperature (Cel)	NOT SPECIFIED	Polarity/Channel Type	NPN
Power Dissipation-Max (Abs)	1 W	Surface Mount	NO
Terminal Finish	Tin/Silver/Copper (Sn/Ag/Cu)	Time@Peak Reflow Temperature-Max (s)	NOT SPECIFIED
Transition Frequency-Nom (fT)	80 MHz	Package/Case	TO-92