Description:The ISL9214A is a fully integrated low-cost single-cell Li-ion or Li-polymer battery charger. The charger accepts two power inputs, normally one from a USB (Universal Serial Bus) port and the other from a desktop cradle. The ISL9214A is an ideal charger for smart handheld devices that need to communicate with a personal computer via USB. The ISL9214A features 28V maximum voltages for both the cradle and the USB inputs. Due to the 28V rated inputs, low-cost, large output tolerance adapters can be used safely
RECHARGE THRESHOLD VOLTAGE=3.9; USB MAX VOLATGE IS 5.5
Adjustable Threshold:
YES
Analog IC - Other Type:
LINEAR BATTERY CHARGER
JESD-30 Code:
S-PDSO-N10
JESD-609 Code:
e3
Length:
3 mm
Moisture Sensitivity Level:
1
Number of Channels:
1
Number of Functions:
1
Number of Terminals:
10
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVSON
Package Shape:
SQUARE
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1 mm
Supply Voltage-Max (Vsup):
24 V
Supply Voltage-Min (Vsup):
4.3 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Matte Tin (Sn) - annealed
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
DUAL
Threshold Voltage-Nom:
+3.9V
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
ISL9214AIRZ-T Frequently Asked Questions (FAQs)
Renesas provides a recommended PCB layout in the ISL9214AIRZ-T evaluation board user manual, which includes guidelines for component placement, routing, and thermal management. Following this layout can help minimize noise, reduce EMI, and ensure optimal performance.
Renesas provides a component selection guide in the ISL9214AIRZ-T datasheet, which includes formulas and guidelines for selecting the correct inductor, capacitors, and resistors based on the specific application requirements and operating conditions.
The ISL9214AIRZ-T has an operating temperature range of -40°C to +85°C. At higher temperatures, the device's performance may degrade, and the output voltage may drop. It's essential to ensure proper thermal management and heat dissipation to maintain optimal performance.
The ISL9214AIRZ-T has built-in overcurrent protection and short-circuit protection features. To implement these features, engineers can use the device's OCSET pin to set the overcurrent threshold and the EN pin to enable or disable the device. Additionally, external components such as resistors and capacitors can be used to fine-tune the protection settings.
The recommended input voltage range for the ISL9214AIRZ-T is 2.7V to 5.5V. Operating the device outside of this range may affect its performance, including reduced output voltage, increased noise, and decreased efficiency.
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ISL9214AIRZ-T Overview
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