28 V / 5 A Rated OVP with
Low On-resistance and
Integrated TVS
FPF3380UCX
Description
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FPF3380UCX is an OVP with integrated ultra−low on−resistance
single channel switch. The device contains an N−MOSFET that can
operate over an input voltage range of 2.8 V to 23 V and can support a
maximum continuous current of 5 A.
When the input voltage exceeds the over−voltage threshold, the
internal FET is turned off immediately to prevent damage to the
protected downstream components.
The device has integrated ±110 V surge protection TVS base on
IEC61000−4−5 standards.
FPF3380 is available in a small 12−bumps WLCSP package and
operate over the free−air temperature range of −40°C to +85°C.
WLCSP−12
CASE 567WP
MARKING DIAGRAM
Features
•
•
•
•
•
•
•
•
•
Over−voltage Protection Up to +28 V
Integrated TVS: ±110 V for IEC61000−4−5
Internal Low RDS(on) NMOS Transistors: Typical 15 mW
Programmable Over−voltage Lockout (OVLO)
♦ Externally Adjustable via OVLO Pin
Active−low Enable Pin (OVLO) for Device
Super−fast OVLO Response Time: Typical 40 ns
Over Temperature Protection (Thermal Shutdown)
Robust ESD Performance
♦ ±4 kV Human Body Model (HBM)
♦ ±2 kV Charged Device Model (CDM)
System Level ESD (IEC61000−4−2)
♦ ±10 kV Contact Discharge
♦ ±15 kV Air Gap Discharge
3LZZ
YWA
3L
ZZ
Y
W
A
= Specific Device Code
= Assembly Lot Code
= Year
= Work Week
= Assembly Location
PIN ASSIGNMENT
ENB
OUT
OUT
GND
ACOKB
OUT
IN
GND
OVLO
IN
IN
GND
Typical Applications
• Mobile Phones
• PDAs
• GPS
(Top View)
ORDERING INFORMATION
See detailed ordering and shipping information on page 2 of
this data sheet.
© Semiconductor Components Industries, LLC, 2019
September, 2020 − Rev. 2
1
Publication Order Number:
FPF3380UCX/D
FPF3380UCX
VBUS
Travel
Adapter
HV Battery
Charger
OUT
IN
1uF
1uF
FPF3380
R1
Legacy USB /
USB Type C connector
OVLO
R2
GND
Figure 1. Application Schematic – Adjustable Option
IN
OUT
Discharge
Driver
Gate Drive
1.2V
Control
OVLO
ACOKB
0.3V
GND
ENB
Figure 2. Simplified Block Diagram
PIN FUNCTION DESCRIPTION
Pin #
Name
Description
B3, C2, C3
IN
A2, A3, B2
OUT
Power Output: Switch Output to Load
A1
ENB
Enable Input: Active Low. 0: Switch enabled. 1: Switch disabled. 1MW Pull−down resistor integrated.
Power Input: Switch Input and Device Supply
B1
ACOKB
C1
OVLO
Power Good Acknowledge Output: Open−drain output to indicate Power Good condition
OVLO Input: Over Voltage Lockout Adjustment Input
A4, B4, C4
GND
Ground
ORDERING INFORMATION
Device
FPF3380UCX
Marking
Package
Shipping†
3L
WLCSP−12L
4000 / Tape & Reel
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
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2
FPF3380UCX
Table 1. MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Input Voltage Range (Note 1)
Vin
−0.3 to +28
V
Output Voltage Range
Vout
−0.3 to (Vin + 0.3)
V
Adjustable Input Range
VOVLO
−0.3 to +24
V
Internal FET continuous current
IOUT
0 to 6.25
A
Internal FET peak current (pulse width no longer than 100 ms)
IPEAK
7
A
TJ(max)
150
°C
TSTG
−65 to 150
°C
ESD Capability, Human Body Model (Note 2)
ESDHBM
4
kV
ESD Capability, Charged Device Model (Note 2)
ESDCDM
2
IEC 61000−4−2 SYSTEM Level ESD
Contact
10
Air Gap
15
TSLD
260
Maximum Junction Temperature
Storage Temperature Range
Lead Temperature Soldering
Reflow (SMD Styles Only), Pb−Free Versions (Note 3)
°C
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
1. Refer to ELECTRICAL CHARACTERISTICS, RECOMMENDED OPERATING RANGES and/or APPLICATION INFORMATION for Safe
Operating parameters.
2. This device series incorporates ESD protection and is tested by the following methods:
ESD Human Body Model tested per AEC−Q100−002 (EIA/JESD22−A114)
ESD Charged Device Model tested per AEC−Q100−011 (EIA/JESD22−C101)
Latch−up Current Maximum Rating: ≤150 mA per JEDEC standard: JESD78
3. For information, please refer to our Soldering and Mounting Techniques Reference Manual, SOLDERRM/D.
Table 2. THERMAL CHARACTERISTICS
Rating
Symbol
Value
Unit
RθJA
84.1
°C/W
Thermal Characteristics, WLCSP−12 (Note 4)
Thermal Resistance, Junction−to−Air (Note 5)
4. Refer to ELECTRICAL CHARACTERISTICS, RECOMMENDED OPERATING RANGES and/or APPLICATION INFORMATION for Safe
Operating parameters.
5. Values based on 2S2P JEDEC std. PCB.
Table 3. RECOMMENDED OPERATING RANGES
Rating
Symbol
Min
Max
Unit
Vin
2.8
23
V
VOVLO
0
5.5
V
Output Current (Note 6)
Iout
0
5
A
IN Capacitor
Cin
0.1
mF
OUT Capacitor
Cout
0.1
mF
TA
−40
Supply Voltage on VIN
I/O pins
Ambient Temperature
85
°C
Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond
the Recommended Operating Ranges limits may affect device reliability.
6. Life time, under maximum current, > 5 years base on Temperature < 85°C and no longer than 12 hours per day.
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3
FPF3380UCX
Table 4. ELECTRICAL CHARACTERISTICS VIN = 2.8 to 23 V, CIN = 0.1 mF, COUT = 0.1 mF, TA = −40 to 85°C; For typical values
VIN = 5.0 V, IIN v 3 A, CIN = 0.1 mF, TA = 25°C, for min/max values TA = −40°C to 85°C; unless otherwise noted.
Parameter
Test Conditions
Symbol
Min
Typ
Max
Unit
LEAKAGE AND QUIESCENT CURRENTS
Input Quiescent Current on IN
VIN = 5V, VOVLO = 0.6V, VENB = 0V
IQ
90
VIN = 23V, VOVLO = 0.6V, VENB = 0V
mA
150
Supply Current during Over Voltage
VIN = 23V, VOVLO = 1.8V, VOUT = VENB = 0V
IIN_Q
OVLO Input Leakage Current
VOVLO = VOVLO_TH
IOVLO
150
−100
mA
100
nA
OVER VOLTAGE AND UNDER VOLTAGE LOCKOUT, I/O
Input Clamping Voltage
VIN_CLAMP
IIN = 10mA
V
32
IIN = 30A (Note 7)
37
Under−Voltage Rising Trip Level for VIN
VIN rising, TA = −40 to 85°C
VIN_UV_R
Under−Voltage Falling Trip Level for VIN
VIN falling, TA = −40 to 85°C
VIN_UV_F
Default Over−Voltage Trip Level
VIN rising, VOVLO = GND
VIN_OVLO
5.95
6.15
6.35
V
OVLO set threshold
VOVLO = 1.1V to 1.3V, the voltage of OVLO pin
to trigger Over Voltage condition
VOVLO_TH
1.165
1.20
1.235
V
OVLO threshold hysteresis
2.4
2.55
2.45
VHYS_OVLO
High
Low
VIH_OVLO
VIL_OVLO
0.3
ENB Input Threshold Voltage
Voltage Increasing, Logic High
Voltage Decreasing, Logic Low
High
Low
VIH_ENB
VIL_ENB
0.9
Output Low Voltage of ACOKB
IACOKB = 1mA, Logic Low Asserted
ACOKB Leakage Current
VI/O = 3.3V, ACOKB De−asserted, VENB = 0V
V
V
3
OVLO Input Threshold Voltage
Voltage Increasing, Logic High
Voltage Decreasing, Logic Low
%
V
0.15
V
0.3
VOL
IACOKB
2.7
−0.5
0.4
V
0.5
uA
20
mW
RESISTANCE
On−resistance of Power FET
VIN = 5V, IOUT = 200mA, TA = 25°C
rON
15
VIN = 5V to 23V, IOUT = 0.1A to 5A (Note 10)
25
Pull−down resistor on ENB
Discharge on IN
1
MW
800
W
tSW_DEB
15
ms
VIN = 5V, VENB = 1.8V
TIMING
De−bounce Time of Power FET turned on
Time from 2.5V < VIN < VIN_OVLO to
VOUT = 0.1 × VIN
Soft−Start Time of Power FET turned on
Time from 2.5V < VIN < VIN_OVLO to VAOCKB =
0.2 × VI/O with VI/O = 1.8V and RPU = 10kW
tSS
30
ms
Switch Turn−On rising Time (Note 10)
VIN = 5V, RL = 100 W, CL = 22 mF, VOUT from
0.1 × VIN to 0.9 × VIN
tR
2
ms
Switch Turn−Off Time (Note 10)
RL = 10 W, CL = 0 mF, time from VIN > VOVLO to
VOUT = 0.9 × VIN (Note 11)
tOVP
40
ns
time from VENB > VIH_ENB to VOUT = 0.9 × VIN
tOFF
2
ms
THERMAL SHUTDOWN
Thermal Shutdown Temperature (Note 10)
TSD
−
130
−
°C
Thermal Shutdown Hysteresis (Note 10)
TSH
−
20
−
°C
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
7. The spec is only for surge event. Guaranteed by design and characterization.
8. Performance guaranteed over the indicated operating temperature range by design and/or characterization tested at TJ = TA = 25 C. Low
duty cycle pulse techniques are used during testing to maintain the junction temperature as close to ambient as possible.
9. Refer to the APPLICATION INFORMATION section.
10. Values based on design and/or characterization.
11. Depends on the capacitance on OVLO pin.
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4
FPF3380UCX
FUNCTION DESCRIPTION
General
Over Voltage Lockout
FPF3380 is an OVP power switch to protect next stage
system which is optimized to lower voltage working
condition. The device includes ultra−low on−resistance
power FET (15 mW) and internal TVS for surge event
protection base on IEC61000−4−5. The super−fast OVP
response time is only 40 ns for default OVP condition.
The power FET will be turned off whenever IN voltage
higher than VIN_OVLO. The value of VIN_OVLO can be set by
external resistor ladder or just be default value VIN_OVLO.
When VOVLO is smaller than VIL_OVLO, VOVLO will be
decided by default value. When VOVLO is larger than
VIH_OVLO, the power switch will be turned off once VOVLO
> VOVLO_TH. The external resistor ladder can be decided
according to the following equation:
Power MOSFET
The FPF3380 integrates an N−type MOSFET with 15 mW
resistance. The power FET can work under 2.8V ~ 23 V and
up to 5 A DC current capability.
V IN_OVLO + V OVLO_TH
ǒ1 ) R1ńR2Ǔ
(eq. 1)
where R1 and R2 are the resistors in Figure 1.
Power Supply
Power OK indicator
The FPF3380 is supplied by IN.
IN will be firstly supplied by OUT when the device is
working under USB On−The−Go (OTG) condition.
FPF3380 has an Open−Drain output ACOKB. By
implement connection to external supply through a resistor,
ACOKB can indicate the status on IN (or VBUS). When
VIN is between VIN_UV_R and VIN_OVLO more than 30 ms,
ACOKB will be pulled down to ground. If the input voltage
is out of this range, ACOKB will present as a floating node
and the voltage will be pulled high by external power supply.
Enable Control
FPF3380 has an active low enable pin ENB. When ENB
pin is connected to a high level, the internal FET will be
turned off. When ENB pin is connected to low level, the FET
will be turned on as long as VIN is not higher than
Over−Voltage threshold.
Thermal Shutdown
When the device is in the switch mode, to protect the
device from over temperature, the power switch will be
turned off when the junction temperature exceeds TSD. The
switch will be turned on again when temperature drop below
TSD − TSH.
Under Voltage Lockout
FPF3380 power switch will be turned off when the
voltage on IN is lower than the UVLO threshold VIN_UV_F.
Whenever VIN voltage ramps up to higher than
VIN_UV_R, the power FET will be turned on automatically
after tDEB de−bounce time if there is no OV or OT condition.
APPLICATIONS INFORMATION
Input Decoupling (Cin)
the FPF3380 has good thermal conductivity through the
PCB, the junction temperature will be relatively low with
high power applications. The maximum dissipation the
FPF3380 can handle is given by:
A ceramic or tantalum at least 0.1 mF capacitor is
recommended and should be connected close to the
FPF338x package. Higher capacitance and lower ESR will
improve the overall line and load transient response.
P D(MAX) +
Output Decoupling (Cout)
The FPF338x is a stable component and does not require
a minimum Equivalent Series Resistance (ESR) for the
output capacitor. The minimum output decoupling value is
0.1 mF and can be augmented to fulfill stringent load
transient requirements.
ƪTJ(MAX) * TAƫ
R qJA
(eq. 2)
Since TJ is not recommended to exceed 125°C, then the
FPF338x soldered on 645 mm2, 1 oz copper area, and the
ambient temperature (TA) is 25°C. The power dissipated by
the FPF3380 can be calculated from the following
equations:
Thermal Considerations
P D [ V in @ ǒI Q@I outǓ ) I out 2 @ r ON
As power in the FPF3380 increases, it might become
necessary to provide some thermal relief. The maximum
power dissipation supported by the device is dependent
upon board design and layout. Mounting pad configuration
on the PCB, the board material, and the ambient temperature
affect the rate of junction temperature rise for the part. When
(eq. 3)
Hints
Vin and Vout printed circuit board traces should be as wide
as possible. Place external components, especially the input
capacitor and TVS, as close as possible to the FPF3380, and
make traces as short as possible.
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5
MECHANICAL CASE OUTLINE
PACKAGE DIMENSIONS
WLCSP12 1.828x1.288x0.574
CASE 567WP
ISSUE O
DATE 25 JUN 2018
DOCUMENT NUMBER:
DESCRIPTION:
98AON93136G
Electronic versions are uncontrolled except when accessed directly from the Document Repository.
Printed versions are uncontrolled except when stamped “CONTROLLED COPY” in red.
WLCSP12 1.828x1.288x0.574
PAGE 1 OF 1
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