OPERATES IN ADJUSTABLE MODE FROM 0.8 V TO 13V; ALSO OPERATES IN PFM MODE FOR LIGHTER LOADS
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
16 V
Input Voltage-Min:
4.7 V
Input Voltage-Nom:
12 V
JESD-30 Code:
R-PDSO-G6
JESD-609 Code:
e3
Length:
2.9 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Terminals:
6
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
1.5 A
Output Voltage-Max:
13 V
Output Voltage-Min:
0.8 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
VSSOP
Package Equivalence Code:
TSSOP6,.11,37
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH
Seated Height-Max:
1 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
580 kHz
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
0.95 mm
Terminal Position:
DUAL
Width:
1.6 mm
MP1469GJ-Z Frequently Asked Questions (FAQs)
A good PCB layout for the MP1469GJ-Z should prioritize thermal dissipation. Place the device near a thermal pad or a heat sink, and ensure good airflow around the component. Use a 2-3 layer PCB with a solid ground plane to reduce thermal resistance. Keep the input and output capacitors close to the device to minimize parasitic inductance.
To optimize output voltage accuracy, ensure the feedback resistors (R1 and R2) have a 1% tolerance or better. Use a high-precision voltage reference, and consider adding a capacitor (e.g., 10nF) in parallel with R2 to filter noise. Additionally, minimize the distance between the feedback pin and the output capacitor to reduce noise coupling.
For the MP1469GJ-Z, use a low-ESR ceramic capacitor (e.g., X5R or X7R) with a value between 4.7μF and 10μF. This will help filter input noise and ensure stable operation. Avoid using electrolytic capacitors, as they may not provide sufficient filtering.
The MP1469GJ-Z has a built-in thermal shutdown feature that activates when the junction temperature exceeds 150°C. To handle this, ensure good airflow around the device, and consider adding a heat sink or thermal pad. If thermal shutdown occurs, the device will automatically restart once the temperature drops below 130°C.
For the MP1469GJ-Z, use a low-ESR ceramic capacitor (e.g., X5R or X7R) with a value between 10μF and 22μF. This will help filter output noise and ensure stable operation. Avoid using electrolytic capacitors, as they may not provide sufficient filtering.
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MP1469GJ-Z Overview
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