Description:The ISL9110 and ISL9112 are highly-integrated Buck-Boost switching regulators that accept input voltages either above or below the regulated output voltage. Unlike other Buck-Boost regulators, these regulators automatically transition between operating modes without significant output disturbance.Both parts are capable of delivering up to 1.2A output current, and provide excellent efficiency due to their fully synchronous 4-switch architecture. No-load quiescent current of only 35µA also optimizes efficienc
ALSO OPERATES WITH PFM MODE; OUTPUT VOLTAGE= 1V TO 5.2V
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
VOLTAGE-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
5.5 V
Input Voltage-Min:
1.8 V
Input Voltage-Nom:
3.6 V
JESD-30 Code:
S-PDSO-N12
Length:
3 mm
Moisture Sensitivity Level:
3
Number of Functions:
1
Number of Terminals:
12
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
2.8 A
Output Voltage-Max:
5.2 V
Output Voltage-Min:
1 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVSON
Package Equivalence Code:
SOLCC12,.12,16
Package Shape:
SQUARE
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
0.8 mm
Surface Mount:
YES
Switcher Configuration:
BUCK-BOOST
Switching Frequency-Max:
2500 kHz
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Pure Matte Tin (Sn) - annealed
Terminal Form:
NO LEAD
Terminal Pitch:
0.4 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
ISL9110IRTAZ-T Frequently Asked Questions (FAQs)
The ISL9110IRTAZ-T can handle input voltages up to 15V, but it's recommended to operate within the specified input voltage range of 2.5V to 12V for optimal performance and reliability.
To optimize output voltage accuracy, ensure that the input voltage is within the specified range, and the output capacitor is selected according to the recommended values in the datasheet. Additionally, minimize the PCB trace resistance and inductance to reduce output voltage errors.
The minimum input capacitance required is 10uF, but it's recommended to use a higher value (e.g., 22uF) to ensure stable operation and minimize input voltage ripple.
Yes, the ISL9110IRTAZ-T is rated for operation up to 125°C, but it's essential to ensure that the device is properly derated for temperature and that the PCB is designed to handle high temperatures. Consult the datasheet and application notes for more information.
To troubleshoot output voltage instability or oscillations, check the input voltage, output capacitor, and PCB layout. Ensure that the input voltage is within the specified range, the output capacitor is properly selected, and the PCB layout is optimized for low inductance and resistance. Consult the datasheet and application notes for more information.
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ISL9110IRTAZ-T Overview
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