AP21410 / AP21510
0.2A SINGLE CHANNEL CURRENT-LIMITED POWER SWITCH
Description Pin Assignments
The AP21410 and AP21510 are integrated high-side power switches
(Top View)
optimized for Universal Serial Bus (USB) and other hot-swap
applications. The family of devices complies with USB 2.0 and is
GND 1
6 OUT
available with both polarities of Enable input. They offer current and
thermal limiting and short circuit protection as well as controlled rise
2 5 OUT
IN
time and undervoltage lockout functionality.
4
EN 3 NC
All devices are available in U-DFN2018-6 packages.
U-DFN2018-6
Features Applications
Consumer Electronics LCD TVs & Monitors, Game Machines
Single USB Port Power Switches
Communications Set-Top Boxes, GPS, Smartphones
Overcurrent and Thermal Protection
Computing Laptops, Desktops, Servers, Printers, Docking
0.4A Typical Current Limiting
Stations, HUBs
Reverse Current Blocking
95m On-Resistance
Input Voltage Range: 2.7V to 5.5V
0.4ms Typical Rise Time
Very Low Shutdown Current: 1A (Max)
ESD Protection: 4KV HBM, 400V MM
Active Low (AP21410) or Active High (AP21510) Enable
Ambient Temperature Range -40C to +85C
U-DFN2018-6: Available in Green Molding Compound (No Br,
Sb)
15kV ESD Protection per IEC 61000-4-2 (with External
Capacitance)
UL Recognized, File Number E322375
IEC60950-1 CB Scheme Certified
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. Green Device (Note 3)
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant.
2. See
AP21410 / AP21510
Available Options
Part Number Channel Enable Pin (EN) Current Limit (Typical) Recommended Maximum Continuous Load Current
AP21410 1 Active Low 0.4A 0.2A
AP21510 1 Active High 0.4A 0.2A
Pin Descriptions
Pin Number Pin Name Function
1 GND Ground
2 IN Voltage Input Pin (all IN pins must be tied together externally).
3 EN Enable Input. Active Low (AP21410) and Active High (AP21510)
4 NC No internal connection
5, 6 OUT Voltage Output Pin (all OUT pins must be tied together externally).
Exposed Pad.
Exposed Exposed
It should be externally connected to GND plane and thermal mass for enhanced thermal impedance.
Pad Pad
It should not be used as electrical ground conduction path.
Functional Block Diagram
AP21410, AP21510
Current
IN OUT
Sense
UVLO
Current
Driver
EN Limit
Thermal
Sense
GND
2 of 14
AP21410 / AP21510 June 2015
Diodes Incorporated
www.diodes.com
Document number: DS37707 Rev. 2 - 2