PULSE FREQUENCY MODULATION TECHNIQUE ALSO AVAILABLE
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
VOLTAGE-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
18 V
Input Voltage-Min:
4.2 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:
85 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
2.5 A
Output Voltage-Max:
7 V
Output Voltage-Min:
0.8 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
VSOP
Package Equivalence Code:
TSOP6,.11,37
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, VERY THIN PROFILE
Packing Method:
TR, 7 INCH
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1 mm
Supply Voltage-Nom (Vsup):
12 V
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
1300 kHz
Temperature Grade:
AUTOMOTIVE
Terminal Finish:
Matte Tin (Sn)
Terminal Form:
NO LEAD
Terminal Pitch:
0.95 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
1.6 mm
AP62250WU-7 Frequently Asked Questions (FAQs)
A recommended PCB layout for optimal thermal performance would be to have a solid ground plane on the bottom layer, and to use thermal vias to connect the exposed pad to the ground plane. This helps to dissipate heat efficiently.
To ensure stability and prevent oscillations in the output voltage, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, a minimum output capacitance of 10uF is recommended, and the output voltage should be decoupled with a 10nF capacitor.
Although the datasheet specifies a maximum input voltage of 18V, it's recommended to limit the input voltage to 15V to ensure reliable operation and prevent damage to the device.
While the AP62250WU-7 is rated for operation up to 85°C, it's essential to consider the device's power dissipation and thermal management when operating in high-temperature environments. Ensure proper heat sinking and thermal design to prevent overheating.
The inductor value selection depends on the output voltage, output current, and switching frequency. A general guideline is to choose an inductor with a value between 1.5uH to 3.3uH for most applications. However, it's recommended to consult the datasheet and application notes for more specific guidance.
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AP62250WU-7 Overview
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