Details

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BUY HA17903FP https://www.utsource.net/itm/p/12610077.html

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	4.5	5.0	5.5	V
Quiescent Current	Iq	Vcc = 5V, No Load	-	2.5	-	mA
Output Voltage	Vo	Vcc = 5V, RL = 1kΩ	4.5	4.8	5.0	V
Output Current	Io	Continuous	-	100	-	mA
Dropout Voltage	Vdo	Io = 100mA	-	0.3	-	V
Line Regulation	ΔVo/ΔVcc	Io = 100mA, Vcc = 4.5V to 5.5V	-	0.01	-	%
Load Regulation	ΔVo/ΔIo	Vcc = 5V, Io = 0 to 100mA	-	0.1	-	%
Ripple Rejection	RR	10Hz to 100kHz	-	60	-	dB
Operating Temperature	Ta	Storage	-40	-	85	°C
Junction Temperature	Tj	Maximum	-	-	150	°C

Instructions for Use:

1. Supply Voltage (Vcc):

   • Ensure the supply voltage is within the range of 4.5V to 5.5V to avoid damage to the device.

2. Quiescent Current (Iq):

   • The quiescent current is typically 2.5mA when no load is applied and the supply voltage is 5V.

3. Output Voltage (Vo):

   • The output voltage should be between 4.5V and 5.0V under normal operating conditions with a 1kΩ load and a 5V supply.

4. Output Current (Io):

   • The device can provide up to 100mA of continuous output current.

5. Dropout Voltage (Vdo):

   • The dropout voltage is typically 0.3V at an output current of 100mA.

6. Line Regulation:

   • The line regulation is typically 0.01% when the output current is 100mA and the supply voltage varies from 4.5V to 5.5V.

7. Load Regulation:

   • The load regulation is typically 0.1% when the supply voltage is 5V and the output current varies from 0 to 100mA.

8. Ripple Rejection (RR):

   • The ripple rejection is typically 60dB over the frequency range of 10Hz to 100kHz.

9. Operating Temperature (Ta):

   • The device can operate within a temperature range of -40°C to 85°C.

10. Junction Temperature (Tj):

    • The maximum junction temperature should not exceed 150°C to ensure reliable operation.

Additional Notes:

• Always use appropriate decoupling capacitors (typically 0.1μF and 10μF) close to the input and output pins to stabilize the circuit and reduce noise.
• Ensure proper heat sinking if the device is expected to operate at high output currents or in high ambient temperatures.

(For reference only)