Details

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BUY MC33364D https://www.utsource.net/itm/p/12607581.html

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
Input Voltage	VIN	5.5	-	40	V	-
Output Voltage	VOUT	1.2	-	35	V	Adjustable
Dropout Voltage	VD	-	1.0	1.5	V	IOUT = 1A, VIN = 5V
Quiescent Current	IQ	-	10	15	mA	VIN = 12V, VOUT = 5V
Load Regulation	ΔVOUT/ΔI	-	0.1	1.0	%	IOUT = 0 to 1A, VIN = 12V
Line Regulation	ΔVOUT/ΔVIN	-	0.01	0.1	%/V	IOUT = 1A, VIN = 5V to 40V
Transient Response	ΔVOUT	-	0.1	1.0	V	IOUT step from 0 to 1A, VIN = 12V
Ripple Rejection	RR	60	80	90	dB	10Hz to 100kHz, VIN = 12V
Operating Temperature	Toper	-40	-	125	°C	-
Storage Temperature	Tstg	-65	-	150	°C	-
Maximum Junction Temperature	TJmax	-	-	150	°C	-

Instructions for Use

1. Input Voltage (VIN):

   • Ensure the input voltage is within the range of 5.5V to 40V.
   • The input voltage should be stable and free from excessive ripple or noise.

2. Output Voltage (VOUT):

   • The output voltage can be adjusted using external resistors.
   • Use the formula: VOUT = 1.2V * (1 + R2/R1) + IADJ * R2, where R1 and R2 are the feedback resistors, and IADJ is the adjustment current (typically 50μA).

3. Dropout Voltage (VD):

   • The dropout voltage is the minimum difference between the input and output voltages required to maintain regulation.
   • For optimal performance, ensure the input voltage is at least 1.5V higher than the desired output voltage.

4. Quiescent Current (IQ):

   • The quiescent current is the current drawn by the regulator when no load is present.
   • Keep this in mind when designing for low-power applications.

5. Load Regulation:

   • The load regulation indicates how well the output voltage remains constant with changes in load current.
   • For best performance, use appropriate output capacitors to stabilize the output.

6. Line Regulation:

   • The line regulation shows how well the output voltage remains constant with changes in input voltage.
   • Use input capacitors to filter out any input voltage variations.

7. Transient Response:

   • The transient response is the ability of the regulator to maintain a stable output voltage during sudden changes in load current.
   • Proper bypass capacitors on both input and output can improve transient response.

8. Ripple Rejection:

   • The ripple rejection is the ability of the regulator to reject input ripple and noise.
   • Use input filtering capacitors to reduce input ripple.

9. Operating Temperature (Toper):

   • The device is designed to operate over a wide temperature range from -40°C to 125°C.
   • Ensure adequate heat sinking if operating at high temperatures or under high load conditions.

10. Storage Temperature (Tstg):

    • Store the device in a dry environment within the temperature range of -65°C to 150°C.

11. Maximum Junction Temperature (TJmax):

    • Do not exceed the maximum junction temperature of 150°C to avoid damage to the device.
    • Use appropriate heat sinks and ensure good thermal management in your design.

(For reference only)