Details

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BUY TL7705AIP https://www.utsource.net/itm/p/11302778.html
IC 4.55V SUPPLY MONITOR 8-DIP

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Supply Voltage	VCC	2.7	-	5.5	V	-
Operating Temperature Range	TOP	-40	-	85	°C	-
Output Current	IOUT	-	100	-	mA	VCC = 5V, TA = 25°C
Quiescent Current	IQ	-	2.5	-	μA	VCC = 3V, TA = 25°C
Shutdown Current	ISD	-	0.1	-	μA	VCC = 3V, TA = 25°C
Dropout Voltage	VDROP	-	0.2	-	V	IOUT = 100mA, VCC = 5V, TA = 25°C
Line Regulation	-	-	0.01	-	%/V	VCC = 2.7 to 5.5V, IOUT = 100mA, TA = 25°C
Load Regulation	-	-	0.01	-	%/mA	IOUT = 0 to 100mA, VCC = 5V, TA = 25°C
Transient Response	-	-	10	-	μs	Step load from 0 to 100mA, VCC = 5V, TA = 25°C
Ripple Rejection	-	-	60	-	dB	10Hz to 100kHz, VCC = 5V, TA = 25°C

Instructions for Use:

1. Supply Voltage (V_CC):

   • Ensure the supply voltage is within the range of 2.7V to 5.5V.
   • Connect the positive terminal of the power supply to the V_CC pin and the negative terminal to the GND pin.

2. Output Current (I_OUT):

   • The device can provide up to 100mA of output current.
   • Ensure the load does not exceed this limit to avoid damage.

3. Quiescent Current (I_Q):

   • The quiescent current is typically 2.5μA at 3V and 25°C.
   • This low current draw makes the device suitable for battery-powered applications.

4. Shutdown Mode:

   • To enter shutdown mode, apply a low signal to the SHDN pin.
   • In shutdown mode, the current consumption drops to approximately 0.1μA.

5. Dropout Voltage (V_DROP):

   • The dropout voltage is typically 0.2V at 100mA output current.
   • Ensure the input voltage is at least 0.2V higher than the desired output voltage to maintain regulation.

6. Line and Load Regulation:

   • The line regulation is 0.01% per volt, and the load regulation is 0.01% per milliamp.
   • These parameters ensure stable output voltage under varying input and load conditions.

7. Transient Response:

   • The transient response time is 10μs for a step load change from 0 to 100mA.
   • This ensures quick and stable output voltage recovery during load changes.

8. Ripple Rejection:

   • The ripple rejection is 60dB over a frequency range of 10Hz to 100kHz.
   • This helps in maintaining a clean output voltage even with noisy input sources.

9. Operating Temperature:

   • The device operates reliably over a temperature range of -40°C to 85°C.
   • Ensure the ambient temperature does not exceed these limits to avoid performance degradation or damage.

10. Capacitors:

    • Use appropriate input and output capacitors as specified in the datasheet to ensure stability and proper operation.
    • Typical values are 1μF ceramic capacitors for both input and output.

11. PCB Layout:

    • Place the device and its associated components as close as possible to minimize trace lengths and reduce noise.
    • Ensure adequate heat dissipation if operating at high currents or temperatures.

By following these instructions, you can ensure optimal performance and reliability of the TL7705AIP low-dropout linear regulator.

(For reference only)