2N2219A
NPN High Speed Switching TransistorThe 2N2219A is a npn high speed switching transistor from onsemi. View the full 2N2219A datasheet below including key specifications.
2N2219A shares its datasheet with 2N2222A, whose page lists every part number it covers.
Official 2N2219A datasheet (PDF) — the source this page was extracted from.
2N2219A Key Specifications
| Parameter | Value |
|---|---|
| Fall Time (T F) | 60 ns (max) |
| Rise Time (T R) | 25 ns (max) |
| Delay Time (T D) | 10 ns (max) |
| Storage Time (T S) | 225 ns (max) |
| DC Current Gain (H FE) | 40 (min at I_C=500mA) |
| Package Height (TO-39) | 12.7 mm (min) |
| Collector Current (I C) | 0.6 A |
| Package Diameter (TO-39) | 6.6 mm (max) |
| Transition Frequency (F T) | 300 MHz (typ) |
| Emitter-Base Voltage (V EBO) | 6 V |
| Collector-Base Voltage (V CBO) | 75 V |
| Operating Junction Temperature | -65°C to 175°C |
| Collector-Emitter Voltage (V CEO) | 40 V |
| Total Power Dissipation (T Amb=25C) | 0.8 W |
| Total Power Dissipation (T Case=25C) | 3 W |
| Collector-Emitter Saturation Voltage (V CE Sat) | 1 V (max at I_C=500mA) |
2N2219A Overview
Part: 2N2219A, 2N2222A from STMicroelectronics
Type: NPN Transistor
Description: Silicon Planar Epitaxial NPN transistors designed for high speed switching applications at collector current up to 500mA, featuring useful current gain over a wide range of collector current, low leakage currents, and low saturation voltage.
Operating Conditions:
- Supply voltage: not applicable
- Operating temperature: up to 175 °C (Junction)
- Max collector current: 500 mA
Absolute Maximum Ratings:
- Max Collector-Base Voltage (V_CBO): 75 V
- Max Collector-Emitter Voltage (V_CEO): 40 V
- Max continuous collector current: 0.6 A
- Max junction temperature: 175 °C
- Max storage temperature: -65 to 175 °C
Key Specs:
- Collector-Emitter Saturation Voltage (V_CE(sat)): 0.3 V (I_C = 150 mA, I_B = 15 mA)
- Base-Emitter Saturation Voltage (V_BE(sat)): 0.6 V (I_C = 150 mA, I_B = 15 mA)
- DC Current Gain (h_FE): 100 (I_C = 150 mA, V_CE = 10 V)
- Transition Frequency (f_T): 300 MHz (I_C = 20 mA, V_CE = 20 V, f = 100 MHz)
- Delay Time (t_d): 10 ns (V_CC = 30 V, I_C = 150 mA, I_B1 = 15 mA)
- Rise Time (t_r): 25 ns (V_CC = 30 V, I_C = 150 mA, I_B1 = 15 mA)
- Storage Time (t_s): 225 ns (V_CC = 30 V, I_C = 150 mA, I_B1 = -I_B2 = 15 mA)
- Fall Time (t_f): 60 ns (V_CC = 30 V, I_C = 150 mA, I_B1 = -I_B2 = 15 mA)
Features:
- High speed switching application
- Useful current gain over a wide range of collector current
- Low leakage currents
- Low saturation voltage
Applications:
- High speed switching applications
Package:
- TO-39 (for 2N2219A)
- TO-18 (for 2N2222A)
2N2219A Thermal Information
| TO-39 | TO-18 | ||
|---|---|---|---|
| R thj-case R thj-amb | Thermal Resistance Junction-Case Thermal Resistance Junction-Ambient | 50 187.5 | 83.3 300 |
2N2219A Package Information
| DIM. | mm | mm | mm | inch | inch | inch |
|---|---|---|---|---|---|---|
| DIM. | MIN. | TYP. | MAX. | MIN. | TYP. | MAX. |
| A | 12.7 | 0.500 | ||||
| B | 0.49 | 0.019 | ||||
| D | 5.3 | 0.208 | ||||
| E | 4.9 | Product(s) | 0.193 | |||
| F | 5.8 | 0.228 | ||||
| G | 2.54 | 0.100 | ||||
| H | 1.2 | Obsolete | 0.047 | |||
| I | 1.16 | 0.045 | ||||
| L | 45 o | - | 45 o |
Obsolete Product(s) - Obsolete Product(s)
Variants on the same datasheet
These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.
| Part Number | Manufacturer | Package |
|---|---|---|
| 2N2222A | onsemi | TO-18 |
Other BJTs
- DTC114ECA – GOODWORK, NPN Digital Transistor with Bias Resistors
- BC847 – onsemi, NPN General-Purpose Transistor
- 2N2222 – onsemi, NPN Silicon Amplifier Transistor
- 2N2222A – onsemi, NPN High Speed Switching Transistor
- 2N3906 – onsemi, PNP Silicon General Purpose Transistor
- 2N4921G – onsemi, NPN Medium-Power Silicon Transistor
- 2N4922G – onsemi, Medium-Power NPN Silicon Transistor
- 2N4923G – onsemi, NPN Medium-Power Silicon Transistor
Ask your AI agent about the 2N2219A
Connect SheetsData to Claude, Cursor, Codex or any MCP client and your agent reads this datasheet for you: pinout, limits, register maps and design checks, with the numbers taken from the PDF.
claude mcp add --transport http sheetsdata https://mcp.sheetsdata.com/mcp
Then ask: "Can the 2N2219A run from my 12 V rail? Check it against the datasheet limits."
Create a free account $2 of usage every month, no card needed.