Details

---

BUY AF9591A https://www.utsource.net/itm/p/12403635.html

Parameter	Description	Min	Typ	Max	Unit
Supply Voltage (Vcc)	Operating voltage range	2.7	-	5.5	V
Supply Current (Icc)	Quiescent current	-	4.0	-	mA
Output Power (Pout)	Maximum output power	-	20	-	dBm
Frequency Range	Operating frequency range	860	-	960	MHz
Gain (G)	Typical gain	-	33	-	dB
Harmonics	Second harmonic suppression	-	-40	-	dBc
Harmonics	Third harmonic suppression	-	-45	-	dBc
Return Loss (RL)	Input return loss	-	15	-	dB
Temperature Range	Operating temperature range	-40	-	85	掳C
Package Type	Housing type	-	SOT-89	-	-

Instructions for Use:

1. Supply Voltage:

   • Ensure the supply voltage (Vcc) is within the range of 2.7V to 5.5V.
   • Connect the Vcc pin to a stable power source.

2. Supply Current:

   • The typical quiescent current (Icc) is 4.0mA. Ensure your power supply can provide this current.

3. Output Power:

   • The maximum output power (Pout) is 20dBm. Adjust the input signal level to achieve the desired output power.

4. Frequency Range:

   • The AF9591A operates within the frequency range of 860MHz to 960MHz. Verify that your application falls within this range.

5. Gain:

   • The typical gain (G) is 33dB. This value may vary slightly depending on the operating conditions.

6. Harmonics:

   • The second harmonic suppression is typically -40dBc, and the third harmonic suppression is typically -45dBc. These values help in reducing unwanted signals.

7. Return Loss:

   • The input return loss (RL) is typically 15dB, indicating good impedance matching at the input.

8. Temperature Range:

   • The device operates reliably within the temperature range of -40掳C to 85掳C. Avoid exposing the device to temperatures outside this range.

9. Package Type:

   • The AF9591A is housed in an SOT-89 package. Follow standard handling and soldering procedures for surface-mount components.

10. Installation:

    • Place the component on the PCB with the correct orientation.
    • Solder the pins securely to the PCB pads.
    • Ensure proper thermal management if operating at high temperatures or high power levels.

11. Testing:

    • After installation, test the device to ensure it meets the specified performance parameters.
    • Use a spectrum analyzer to verify the output power and harmonic levels.

12. Storage:

    • Store the device in a dry, cool place away from direct sunlight and extreme temperatures.

(For reference only)