EN5339QI-E Enpirion, EN5339QI-E Datasheet

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EN5339QI-E

Manufacturer Part Number
EN5339QI-E
Description
Power Management IC Development Tools EN5339QI EVAL BOARD
Manufacturer
Enpirion
Type
DC/DC Converters, Regulators & Controllersr
Datasheet

Specifications of EN5339QI-E

Product Category
Power Management IC Development Tools
Product
Evaluation Boards
Tool Is For Evaluation Of
EN5339QI
Input Voltage
2.4 V to 5.5 V
Output Voltage
0.6 V
Output Current
3 A

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EN5339QI-E
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Description
The EN5339 is a low profile 3A, high efficiency,
synchronous
features integrated inductor, PWM controller,
MOSFETS, and compensation providing the
smallest possible solution size.
The EN5339QI is pin compatible with Enpirion’s
EN5322QI 2A PowerSoC enabling a family of
scalable solutions.
The high frequency operation allows for the use
of tiny MLCC capacitors. It also enables a very
wide control loop bandwidth providing excellent
transient
impedance.
designed for unconditional stability across all
operating conditions.
The output voltage is set via a simple and flexible
resistor divider network.
The very high efficiency and low profile design
make this device optimal for space constrained
applications requiring up to 3A of continuous
output current.
Figure 1. Simplified Applications Circuit
performance
The
buck
internal
PowerSoC.
and
compensation
reduced
The
device
output
3A Low Profile Synchronous Buck DC-DC
is
Features
Applications
Integrated Inductor
Solution Footprint as Small as 55 mm
Low profile, 1.1mm
High Reliability Solution: 28,200 Years in MTTF
High Efficiency, up to 95 %
Low Output Ripple Voltage; <5mV
±3% Output Variation Over Line, Load, Temp
2.4 V to 5.5 V Input Voltage Range
3A Continuous Output Current Capability
Output Enable and Power OK Signal
Under Voltage Lockout, Over Current, Short
RoHS Compliant; Halogen Free; 260° C Reflow
Circuit, and Thermal Protection
Figure 2. Highest Efficiency in Smallest Solution Size
Applications with Low Profile Requirement
such as SSD and Embedded Computing
SAN/NAS accelerator appliance
Controllers, Raid, Processors, Network
Processors, DSPs’ FPGAs, and ASICs
Noise sensitive applications
Converter with Integrated Inductor
100
90
80
70
60
50
40
30
20
10
0
0
CONDITIONS
VIN = 3.3V
Efficiency vs. Output Current
0.5
VOUT = 2.5V
VOUT = 1.2V
OUTPUT CURRENT (A)
1
1.5
Actual Solution Size
2
55mm
www.enpirion.com
EN5339QI
RoHS Compliant
P-P
2
2.5
Halogen Free
Typical
2
3

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EN5339QI-E Summary of contents

Page 1

... PowerSoC. features integrated inductor, PWM controller, MOSFETS, and compensation providing the smallest possible solution size. The EN5339QI is pin compatible with Enpirion’s EN5322QI 2A PowerSoC enabling a family of scalable solutions. The high frequency operation allows for the use of tiny MLCC capacitors. It also enables a very ...

Page 2

... Part Number Package Markings EN5339QI EN5339 EN5339QI-E EN5339 Pin Assignments (Top View) NOTE A: NC pins are not to be electrically connected to each other or to any external signal, ground, or voltage. However, they must be soldered to the PCB. Failure to follow this guideline may result in part malfunction or damage. ...

Page 3

... PGND pins Not a perimeter pin. Device thermal pad to be connected to the system GND plane for heat- 25,26 PGND sinking purposes. See Layout Recommendation section. Enpirion 2010 all rights reserved, E&OE ). The output voltage regulation is based A Enpirion Confidential EN5339QI www.enpirion.com, Page 3 ...

Page 4

... E&OE SYMBOL T STG T J-ABS Max SYMBOL OUT I OUT SYMBOL SDH x Dropout Resistance). Please see Electrical Characteristics Table. LOAD Enpirion Confidential EN5339QI MIN MAX UNITS -0.3 6.5 V -0 -0.3 2.7 V -65 150 ° C 150 ° C 260 °C 2000 V 500 V MIN ...

Page 5

... Falling OUT SINK POK High 2. 0805 X5R OUT MLCC 3 OUT LOAD 0805 X5R OUT MLCC 1 OUT LOAD Enpirion Confidential EN5339QI MIN TYP MAX UNITS 2.4 5.5 V 0.588 0.6 0.612 +/- 2.2 V 2.1 V 0.91 1.40 1.89 ms ...

Page 6

... CONDITIONS 3.26 VOUT = 3.3V 3.24 3.7 3.8 3.9 4 1.86 1.84 1.82 1.8 1.78 CONDITIONS 1.76 VIN = 5V 1.74 2 2.5 3 Enpirion Confidential EN5339QI Efficiency vs. Output Current VOUT = 3.3V VOUT = 2.5V VOUT = 1.8V CONDITIONS VOUT = 1.2V VIN = 5V 0 0.5 1 1.5 2 OUTPUT CURRENT (A) Output Voltage vs. Output Current VOUT = 3.3V CONDITIONS VIN = 5V 0 0.5 1 1.5 2 OUTPUT CURRENT (A) Output Voltage vs. Output Current VOUT = 1.8V CONDITIONS VIN = ...

Page 7

... VIN = 3.3V 1.14 2 2.5 3 1.820 1.815 1.810 1.805 1.800 1.795 1.790 CONDITIONS Load = 5mA 1.785 1.780 4.3 4.9 5.5 Enpirion Confidential EN5339QI Output Voltage vs. Output Current VOUT = 2.5V CONDITIONS VIN = 3.3V 0 0.5 1 1.5 2 OUTPUT CURRENT (A) Output Voltage vs. Output Current VOUT = 1.2V CONDITIONS VIN = 3.3V 0 0.5 1 1.5 2 OUTPUT CURRENT (A) Output Voltage vs. Input Voltage ...

Page 8

... CONDITIONS Conditions 5. 1.0V = 3.3V 0.5 OUT OUT -40 Enpirion Confidential EN5339QI Output Voltage vs. Input Voltage CONDITIONS Load = 3A 2.5 3.1 3.7 4.3 4.9 INPUT VOLTAGE (V) Output Voltage vs. Temperature CONDITIONS LOAD = LOAD = 100mA OUT_NOM -40 - AMBIENT TEMPERATURE ( C) No Thermal Derating CONDITIONS Conditions ...

Page 9

... Startup Waveforms at 3A ENABLE VOUT POK LOAD VIN = 5V, VOUT = 1.8V CIN = 1 X 22µF (0805), COUT = 3 x 22µF (0805), IOUT = 3A Load Transient from VOUT (AC Coupled) CONDITIONS VIN = 3.3V VOUT = 1.8V CIN = 1 X 22µF (0805) COUT = 3 x 22µF (0805) LOAD Enpirion Confidential EN5339QI www.enpirion.com, Page 9 ...

Page 10

... VIN = 5V VOUT = 2.5V CIN = 1 X 22µF (0805) COUT = 3 x 22µF (0805) LOAD  Enpirion 2010 all rights reserved, E&OE Load Transient from VOUT (AC Coupled) CONDITIONS VIN = 5V VOUT = 2.5V CIN = 1 X 22µF (0805) COUT = 3 x 22µF (0805) LOAD Enpirion Confidential EN5339QI www.enpirion.com, Page 10 ...

Page 11

... The control circuitry limits the V safe for the Power MOSFETS and the integrated inductor. The EN5339QI has a constant startup up time which is independent of the VOUT setting. This means that the output slew rate is a function of the output voltage setting. The startup time is given in ...

Page 12

... The POK output can also be conveniently used as an ENABLE input of the next stage for power sequencing of multiple converters. the output is thermal shutdown Enpirion Confidential EN5339QI POK remains low. However used for minimal current www.enpirion.com, Page 12 during ...

Page 13

... PVIN for all applications. Connect between the PVIN and PGND pins. Make sure that the capacitor is placed as close to the pins of the EN5339QI as the application allows. Placement of this part is critical to ensure low conducted and radiated EMI. Low ESR MLCC capacitors with X5R or X7R or equivalent dielectric should be used for the input capacitors ...

Page 14

... The +V and GND traces between the capacitors and the GND traces between the capacitors and the EN5339QI should be as close to each other as QI should be as close to each other as possible so that the gap between the two nodes is possible so that the gap between the two nodes is minimized, even under the capacitors ...

Page 15

... Please consult the Enpirion Confidential EN5339QI As the EN5339 package is a fully nnected to the PCB. www.enpirion.com www.enpirion.com, Page 15 ...

Page 16

... Package Mechanical Figure 8. EN5339QI Package Dimensions (Bottom View) Contact Information Enpirion, Inc. Perryville III Corporate Park 53 Frontage Road, Suite 210 Hampton, NJ 08827 USA Phone: 908-894-6000 Fax: 908-894-6090 Enpirion reserves the right to make changes in circuit design and/or specifications at any time without notice. Information furnished by Enpirion is believed to be accurate and reliable ...

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