2N4957 datasheet(2/2 Pages) SEMICOA

Numer części	2N4957

Szczegółowy opis	Type 2N4957 Geometry 0006 Polarity PNP

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Data Sheet No. 2N4957

OFF Characteristics

Symbol

Min

Max

Unit

Collector-Base Breakdown Voltage

IC = 100 µA, IE = 0

Collector-Emitter Breakdown Voltage

IC = 1.0 mA, IB = 0

Emitter-Base Breakdown Voltage

IE = 100 µA, IC = 0

Collector-Base Cutoff Current

VCB = 20 V, IE 0, TC = +25

oC

Collector-Base Cutoff Current

VCB = 20 V, IE 0, TC = +150

oC

---

V(BR)EBO

3.0

---

V

Electrical Characteristics

TC = 25

oC unless otherwise specified

V

V(BR)CBO

30

---

V(BR)CEO

30

100

µA

ICBO1

---

100

na

ICBO2

---

ON Characteristics

Symbol

Min

Max

Unit

DC Current Gain

IC = 0.5 mA, VCE = 10 V

hFE1

15

---

IC = 2.0 mA, VCE = 10 V

hFE2

20

---

IC = 5.0 mA, VCE = 10 V

hFE3

30

165

---

IC = 5.0 mA, VCE = 10 V, TA = -55

oC

hFE4

10

---

Small Signal Characteristics

Symbol

Min

Max

Unit

Magnitude of Common Emitter Small Signal

Short Circuit Forward Current Transfer Ratio

VCE = 10 V, IE = 2.0 mA, f = 100 MHz

Collector to Base Feedback Capacitance

VCB = 10 V, IE = 0, 100 kHz < f < 1 MHz

Collector to Base Time Constant

VCB = 10 V, IE = 2.0 mA, f = 63.6 MHz

Common Emitter Small Signal Power Gain

VCE = 10 V, IC = 2.0 mA, f = 450 MHz

rb'CC

1.0

8.0

ps

pF

Ccb

---

0.8

---

|hfe|

12

36

GPE

17

25

dB

Podobny numer części - 2N4957

Producent	Numer części	Arkusz danych	Szczegółowy opis
Semicoa Semiconductor	2N4957	29Kb / 1P	Chip Type 2C4957 Geometry 0006 Polarity PNP
Semicoa Semiconductor	2N4957	216Kb / 2P	Silicon PNP Transistor
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New Jersey Semi-Conduct...	2N4957	156Kb / 1P	PNP SILICON ANNULAR SMALL-SIGNAL
Semicoa Semiconductor	2N4957UB	29Kb / 1P	Chip Type 2C4957 Geometry 0006 Polarity PNP

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Podobny opis - 2N4957

Producent	Numer części	Arkusz danych	Szczegółowy opis
Semicoa Semiconductor	2N4957UB	67Kb / 2P	Type 2N4957UB Geometry 0006 Polarity PNP
	2C4957	29Kb / 1P	Chip Type 2C4957 Geometry 0006 Polarity PNP
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	2N5151	55Kb / 2P	Type 2N5151 Geometry 9702 Polarity PNP
	2N5151L	59Kb / 2P	Type 2N5151L Geometry 9702 Polarity PNP
	2N5153L	59Kb / 2P	Type 2N5153L Geometry 9702 Polarity PNP
	2N6987	69Kb / 2P	Type 2N6987 Geometry 0600 Polarity PNP
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