# Bipolar (BJT) Single Transistor, PNP, 25 V, 2 A, 1 W, E-Line, Through Hole
**URL**: https://novapart.co/products/ZTX749STZ/bipolar-bjt-single-transistor-pnp-25-v-2-a-1-w-e
**SKU**: ZTX749STZ
**Manufacturer**: DIODES INC.
**Price**: €0.2880
**Stock**: 1000+
**Lead Time**: 78 days (indicative)
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | ZTX Series |
| Qualification | - |
| Power Dissipation | 1W |
| Transistor Mounting | Through Hole |
| Transistor Polarity | PNP |
| Transition Frequency | 160MHz |
| Transistor Case Style | E-Line |
| Dc Current Gain Hfe Min | 75hFE |
| Operating Temperature Max | 200°C |
| Continuous Collector Current | 2A |
| Collector Emitter Voltage Max | 25V |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:3943330/)
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ZTX749
ELECTRICAL 7
CHARACTERISTICS (at Tamb = 25°C unless otherwise stated).
Transition fr MHz Ic=-100mA,
Frequency Vcg=-5V f=100MHz
t 450 ns receoy omA
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PNP SILICON PLANAR
MEDIUM POWER TRANSISTOR ZTX749
ISSUE 1 — APRIL 94
FEATURESOe
|__2-Amp continuous current
Low saturation voltage
TO92 Compatible
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**----- Start of picture text -----**
ZTX749
ELECTRICAL 7
CHARACTERISTICS (at Tamb = 25°C unless otherwise stated).
Transition fr MHz Ic=-100mA,
Frequency Vcg=-5V f=100MHz
t 450 ns receoy omA
**----- End of picture text -----**
**==> picture [361 x 139] intentionally omitted <==**
**----- Start of picture text -----**
PNP SILICON PLANAR
MEDIUM POWER TRANSISTOR ZTX749
ISSUE 1 — APRIL 94
FEATURESOe
|__2-Amp continuous current
Low saturation voltage
TO92 Compatible
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## **������**
## **TYPICAL CHARACTERISTICS**
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td
tr
1.8 tf
1.6 160ns IB1VCE=IB2=-10V=IC/10
1.4 ts 140
ns
1.2 1200 120 ts
1.0 1000 100
0.8 80 tf
0.6 IC/IB=100 600 60
0.4 40 tr td
0.2 200 20
IC/IB=10
0 0
0.001 0.01 0.1 1 10 0.01 0.1 1
I C - Collector Current (Amps) I C - Collector Current (Amps)
VCE(sat) v IC Switching Speeds
1.2
200 1.0
160 VCE=2V 0.8 IC/IB=10
120
0.6 IC/IB=100
80
0.4
40
0.001 0.01 0.1 1 10 0.001 0.01 0.1 1 10
I C - Collector Current (Amps) I C - Collector Current (Amps)
hFE v IC VBE(sat) v IC
Single Pulse Test at Tamb=25°C
10
1.2
1.0
VCE=2V 1.0
0.8
D.C.
1s
0.6 0.1 100ms 10ms1.0ms
0.4
0.001 0.01 0.1 1 10
0.01
1 10 100
I C - Collector Current (Amps) V CE - Collector Voltage (Volts)
VBE(on) v IC Safe Operating Area
- (Volts)
Switching time
CE(sat)
V
- Gain - (Volts)
FE
h
BE(sat)
V
- (Volts)
BE
V
- Collector Current (Amps)
I C
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## Links
- [View this product on Novapart](https://novapart.co/products/ZTX749STZ/bipolar-bjt-single-transistor-pnp-25-v-2-a-1-w-e)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/diodes-inc/ztx749stz/trans-pnp-25v-2a-200deg-c-1w/dp/3943330)
---
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