Details

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BUY AP8012H https://www.utsource.net/itm/p/12542482.html

Below is the parameter table and instructions for the AP8012H, a Low Dropout Linear Regulator (LDO).

AP8012H Parameter Table

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Input Voltage	VIN	2.3	-	5.5	V
Output Voltage	VOUT	1.2	-	3.3	V	Adjustable via external resistors
Output Current	IOUT	-	1200	-	mA
Dropout Voltage	VD	-	270	-	mV	IOUT = 1000 mA, VIN = 3.3 V
Quiescent Current	IQ	-	1.2	-	mA	VOUT = 3.3 V, IOUT = 0 mA
Ground Current	IGND	-	1.5	-	mA	VOUT = 3.3 V, IOUT = 0 mA
Load Regulation	ΔVOUT/ΔIOUT	-	0.1	-	%	IOUT = 0 to 1200 mA
Line Regulation	ΔVOUT/ΔVIN	-	0.01	-	%	VIN = 2.3 to 5.5 V, IOUT = 1000 mA
PSRR (Power Supply Rejection Ratio)	PSRR	-	60	-	dB	f = 100 Hz, IOUT = 1000 mA
Thermal Shutdown Temperature	TSD	-	150	-	°C
Operating Junction Temperature	TJ	-40	-	125	°C
Storage Temperature Range	TSTG	-40	-	125	°C

AP8012H Instructions

1. Pin Configuration:

   • VIN: Input Voltage Pin
   • VOUT: Output Voltage Pin
   • GND: Ground Pin

2. Output Voltage Setting:

   • The output voltage can be adjusted using two external resistors, R1 and R2, connected between VOUT, GND, and the ADJ pin.
   • Use the following formula to calculate the output voltage: [ V_ = V_ left(1 + fracright) ] where ( V_ ) is typically 1.2 V.

3. Input Capacitor:

   • A 1 μF ceramic capacitor should be placed as close as possible to the VIN and GND pins to ensure stability and reduce input noise.

4. Output Capacitor:

   • A 1 μF ceramic capacitor should be placed as close as possible to the VOUT and GND pins to ensure stability and filter out any ripple.

5. Thermal Considerations:

   • Ensure adequate heat dissipation by providing a good thermal path to the PCB or a heatsink if necessary.
   • The maximum power dissipation (Pd) can be calculated using: [ P_d = (V_ - V_) times I_ ]

6. Protection Features:

   • The AP8012H includes overcurrent protection and thermal shutdown to prevent damage under fault conditions.

7. Layout Recommendations:

   • Keep the input and output capacitors as close as possible to the IC.
   • Use wide traces for power and ground connections to minimize resistance and inductance.
   • Avoid placing high-frequency switching components near the LDO to reduce noise interference.

8. Storage and Handling:

   • Store the device in a dry environment to prevent moisture damage.
   • Handle with care to avoid static discharge, which can damage the IC.

By following these parameters and instructions, you can effectively use the AP8012H in your low dropout linear regulator applications.

(For reference only)