Enpirion Power Solutions

PowerSoC Step-Down Converters

Altera's Enpirion PowerSoCs feature an integrated inductor and offer an industry-leading combination of small footprint, low noise performance, and high efficiency.  Enpirion PowerSoCs provide a qualified and reliable solution that enables you to complete your design faster.

 Click here to see details on the new EN6362QI PowerSOC

Part Number(1) Max IOUT
(A)
VIN Range
(V)
VOUT Range
(V)
Package (size in mm) Solution Size(2) (mm2) Special Features
EP5348UI 0.4 2.5 - 5.5 0.6 - VIN(3)

uQFN14

(2 x 1.75)

21

Low profile (only 0.9 mm)
EP5352QI 0.5 2.4 - 5.5 0.8 - 3.3 (VID);
0.6 - VIN(3) (XFB)

QFN20

(4 x 5)

36 Supports VID VOUT set; pin-compatible/scalable with EP5362QI and EP5382QI

EP5357HUI

0.6 2.4 - 5.5 1.8 - 3.3

QFN16

(2.5 x 2.25)

14 Supports VID VOUT set; light-load mode
EP5357LUI 0.6 2.4 - 5.5 0.8 - 1.5 (VID);
0.6 - VIN(3) (XFB)

QFN16

(2.5 x 2.25)

14 Supports VID VOUT set; light-load mode
EP5358HUI 0.6 2.4 - 5.5 1.8 - 3.3

QFN16

(2.5 x 2.25)

14 Supports VID VOUT set
EP5358HUA
0.6 2.4 - 5.5 1.8 - 3.3

QFN16

(2.5 x 2.25)

14 AEC-Q100 qualified for automotive applications; supports VID VOUT set
EP5358LUI 0.6 2.4 - 5.5 0.8 - 1.5 (VID);
0.6 - VIN(3) (XFB)

QFN16

(2.5 x 2.25)

14 Supports VID VOUT set
EP5358LUA
0.6 2.4 - 5.5 0.8 - 1.5 (VID);
0.6 - VIN(3) (XFB)

QFN16

(2.5 x 2.25)

14 AEC-Q100 qualified for automotive applications; supports VID VOUT set
EP5362QI 0.6 2.4 - 5.5 0.8 - 3.3 (VID);
0.6 - VIN(3) (XFB)

QFN20

(4 x 5)

36 Supports VID VOUT set; pin-compatible/scalable with EP5352QI and EP5382QI
EP5368QI 0.6 2.4 - 5.5

0.8 - 3.3 (VID);

0.6 - VIN(3) (XFB)

QFN16

(3 x 3)

21 Supports VID VOUT set
EP5382QI 0.8 2.4 - 5.5 0.8 - 3.3 (VID)
0.6 - VIN(3) (XFB)

QFN20

(4 x 5)

36 Supports VID VOUT set; pin-compatible/scalable with EP5352QI and EP5362QI
EP5388QI 0.8 2.4 - 5.5 0.8 - 3.3 (VID)
0.6 - VIN(3) (XFB)

QFN16

(3 x 3)

28 Supports VID VOUT set
EN6310QI 1.0 2.7 - 5.5 0.6 - 3.3

QFN30

(4 x 5)

65 Power good flag; programmable soft-start
EN6310QA
1.0 2.7 - 5.5 0.6 - 3.3

QFN30

(4 x 5)

65 AEC-Q100 qualified for automotive applications; power good flag; programmable soft-start
EP53A7HQI 1.0 2.4 - 5.5 1.8 - 3.3

QFN16

(3 x 3)

21 Supports VID VOUT set; light-load mode
EP53A7LQI 1.0 2.4 - 5.5 0.8 - 1.5 (VID);
0.6 - VIN(3) (XFB)

QFN16

(3 x 3)

21 Supports VID VOUT set; light-load mode
EP53A8HQI 1.0 2.4 - 5.5 1.8 - 3.3

QFN16

(3 x 3)

21 Supports VID VOUT set
EP53A8HQA
1.0 2.4 - 5.5 1.8 - 3.3

QFN16

(3 x 3)

21 AEC-Q100 qualified for automotive applications; supports VID VOUT set
EP53A8LQI 1.0 2.4 - 5.5 0.8 - 1.5 (VID);
0.6 - VIN(3) (XFB)

QFN16

(3 x 3)

21 Supports VID VOUT set
EP53A8LQA
1.0 2.4 - 5.5 0.8 - 1.5 (VID);
0.6 - VIN(3) (XFB)

QFN16

(3 x 3)

21 AEC-Q100 qualified for automotive applications; supports VID VOUT set
EN5311QI 1.0 2.4 - 6.6 0.8 - 3.3 (VID);
0.6 - VIN(3) (XFB)

QFN20

(4 x 5)

36 Supports VID VOUT set
EN5312QI 1.0 2.4 - 5.5 0.8 - 3.3 (VID);
0.6 - VIN(3) (XFB)

QFN20

(4 x 5)

36 Not recommended for new designs: replace with EN5311QI
EN5319QI 1.5 2.4 - 5.5 0.6 - VIN(3)

QFN24

(4 x 6)

50 Power good flag; pin-compatible/scalable with EN5329QI and EN5339QI
EP53F8QI 1.5 2.4 - 5.5 0.6 - VIN(3)

QFN16

(3 x 3)

40 Power good flag
EN5322QI 2.0 2.4 - 5.5 0.8 - 3.3 (VID);
0.6 - VIN(3) (XFB)

QFN24

(4 x 6)

58 Supports VID VOUT set; power good flag; pin-compatible/scalable with EN5319QI, EN5329QI, and EN5339QI
EN5329QI 2.0 2.4 - 5.5 0.6 - VIN(3)

QFN24

(4 x 6)

50 Power good flag; pin-compatible/scalable with EN5319QI and EN5339QI
EN6337QI 3.0 2.5 - 6.6 0.75 - VIN(3)

QFN38

(4 x 7)

75 Power good flag; programmable soft-start; input sync; light-load mode; 1.5% VOUT accuracy
EN6337QA
3.0 2.5 - 6.6 0.75 - VIN(3)

QFN38

(4 x 7)

75 AEC-Q100 qualified for automotive applications; power good flag; programmable soft-start; input sync; light-load mode

EN5335QI

3.0 2.4 - 6.6 0.75 - 3.3

QFN44

(7.5 x 10)

157 Supports VID VOUT set; power good flag; programmable soft-start
EN5336QI 3.0 2.4 - 6.6 0.75 - VIN(3)

QFN44

(7.5 x 10)

162 Power good flag; programmable soft-start
EN5337QI 3.0 2.4 - 5.5 0.75 - VIN(3)

QFN38

(4 x 7)

75 Power good flag; programmable soft-start; input sync
EN5339QI 3.0 2.4 - 5.5 0.6 - VIN(3)

QFN24

(4 x 6)

55 Power good flag; pin-compatible/scalable with EN5319QI and EN5329QI
EN6347QI 4.0 2.5 - 6.6 0.75 - VIN(3)

QFN38

(4 x 7)

75 Power good flag; programmable soft-start; input sync; light-load mode; 1.5% VOUT accuracy
EN6347QA
4.0 2.5 - 6.6 0.75 - VIN(3)

QFN38

(4 x 7)

75 AEC-Q100 qualified for automotive applications; power good flag; programmable soft-start; input sync; light-load mode
EN2342QI 4.0 4.5 - 14.0 0.75 - 5.0

QFN68

(8 x 11)

200 Power good flag; programmable soft-start; input sync; clock output; programmable frequency
EN2340QI 4.0 4.5 - 14.0 0.75 - 5.0

QFN68

(8 x 11)

200 Power good flag; programmable soft-start; input sync; clock output; programmable frequency
EC2630QI 4.5 8.0 - 13.2 4.0 - 6.6

QFN36

(5.5 x 5.5)

140 12V intermediate bus converter, VOUT tracks to 0.5*VIN; master/slave; enable pin; VOUT OK, VIN OK
EN5364QI 6.0 2.4 - 6.6 0.6 - VIN(3)

QFN68

(8 x 11)

160 Power good flag; programmable soft-start; precision enable; input sync; clock output; parallel capable; margining
EN5365QI 6.0 2.4 - 5.5 0.75 - 3.3

QFN58

(10 x 12)

229 Supports VID VOUT set; power good flag; programmable soft-start; parallel capable
EN5366QI 6.0 2.4 - 5.5 0.75 - VIN(3)

QFN58

(10 x 12)

234 Power good flag; programmable soft-start; parallel capable
EN5367QI 6.0 2.5 - 5.5 0.75 - VIN(3)

QFN54

(5.5 x 10)

160 Power good flag; programmable soft-start; input sync; parallel capable
EN6362QI 6.0 3.0 - 6.5
0.6 - VIN(3)

QFN56

(8 x 8)

170 Power good flag; programmable soft-start; precision enable; programmable frequency; 1.5% VOUT accuracy
EN6360QI 8.0 2.5 - 6.6 0.6 - VIN(3)

QFN68

(8 x 11)

190 Power good flag; programmable soft-start; precision enable; input sync; clock output; parallel capable; programmable frequency; 1.5% VOUT accuracy
EN6360QA
8.0 2.5 - 6.6 0.6 - VIN(3)

QFN68

(8 x 11)

190 AEC-Q100 qualified for automotive applications; power good flag; programmable soft-start; precision enable; input sync; clock output; parallel capable; programmable frequency
EN5394QI 9.0 2.4 - 6.6 0.6 - VIN(3)

QFN68

(8 x 11)

190 Power good flag; precision enable; input sync; clock output; parallel capable; margining
EN5395QI 9.0 2.4 - 5.5 0.75 - 3.3

QFN58

(10 x 12)

277 Supports VID VOUT set; power good flag; programmable soft-start; parallel capable

EN5396QI

9.0 2.4 - 5.5 0.75 - VIN(3)

QFN58

(10 x 12)

282 Power good flag; programmable soft-start; parallel capable
EN63A0QI 12.0 2.5 - 6.6 0.6 - VIN(3)

QFN76

(10 x 11)

225 Power good flag; programmable soft-start; precision enable; input sync; clock output; parallel capable; programmable frequency; 1.5% VOUT accuracy
EN63A0QA
12.0 2.5 - 6.6 0.6 - VIN(3)

QFN76

(10 x 11)

225 AEC-Q100 qualified for automotive applications; power good flag; programmable soft-start; precision enable; input sync; clock output; parallel capable; programmable frequency
Notes:
  1. Solutions with an "I" suffix are qualified over the industrial ambient temperature range of -40°C to +85°C.  Solutions with an "A" suffix are qualified over the automotive ambient temperature range of -40°C to +105°C.
  2. Solution size estimate for single-sided PCB including all suggested external components. Smaller size may be possible with double-sided PCB design.
  3. Output voltage set using external resistor divider (XFB). The maximum output voltage will be VIN minus VDROPOUT; consult the product datasheet for VDROPOUT.

PWM DC-DC Controllers

Altera’s Enpirion single-phase and multi-phase controller solutions offer maximum design flexibility while enabling you to meet the challenging high power, high performance requirements for advanced applications including FPGA core voltage power.

Part Number(1) Description Special Features Max # of Phases
EC7401QI Multi-phase controller for FPGA core regulation
  • Meets requirements for FPGA core voltages
  • Dynamically change output voltage with Parallel VID interface - supports SmartVID
  • Supports up to four phase operation
  • ±0.5% accuracy
  • Precision current sensing
4

 

ED8101P0xQI Single-phase digital controller with PMBus support
  • Meets requirements for FPGA core voltages
  • Programmable digital control and telemetry with PMBus-compliant interface
1
ED8106N0xQI Single-phase digital controller
  • Meets requirements for FPGA core rails
  • Programmable digital control
1
EC7100VQI Single-phase PWM controller
  • General-purpose controller
  • ±0.5% Accuracy
  • Power good flag for soft start and fault detection
1
Notes:
  1. Solutions with an "I" suffix are qualified over the industrial ambient temperature range of -40°C to +85°C.  Solutions with an "A" suffix are qualified over the automotive ambient temperature range of -40°C to +105°C.

DC-DC Switching Regulators

Altera’s Enpirion step-down voltage regulator family is ideal for applications requiring a wide input voltage range or low load current. With integrated switching MOSFETs, Enpirion switching regulators achieve a very small footprint while providing a much more efficient solution than a linear regulator.

Part Number(1) Max IOUT
(A)
VIN Range
(V)
VOUT Range(2)
(V)
Package (size in mm) Special Features
ER3105DI 0.5 3.0 - 36.0 0.6 - 34.0

DFN12

(4 x 3)

Power good flag; selectable light-load mode or pulse-width modulation (PWM) mode; programmable soft-start; input sync
ER3110DI 1.0 3.0 - 36.0 0.6 - 34.0

DFN12

(4 x 3)

Power good flag; selectable light-load mode or pulse-width modulation (PWM) mode; programmable soft-start; input sync
ER2120QI 2.0 5.5 - 14.0 0.6 - 5.0

QFN25

(4 x 4)

Power good flag; programmable soft-start; input sync
ER3125QI 2.5 3.0 - 36.0 0.5 - 36.0

QFN20

(4 x 4)

Can be configured as synchronous buck or buck-boost; selectable light-load mode or pulse width modulation (PWM) mode; programmable soft-start; power good flag; input sync
Notes:
  1. Solutions with an "I" suffix are qualified over the industrial ambient temperature range of -40°C to +85°C.  Solutions with an "A" suffix are qualified over the automotive ambient temperature range of -40°C to +105°C.
  2. Output voltage set with external resistor divider.

Linear Regulators

Altera’s Enpirion low-dropout linear regulators support a wide input voltage and offer very low quiescent current, making them ideal for applications requiring low-power standby modes. The EY1000 family of linear regulators delivers fast transient response performance and comes with the full suite of protection features.

Part Number(1)

Max IOUT

(A)

VIN Range

(V)

VOUT Range(2)

(V)

Typical Dropout Voltage
(mV)

Package

(size in mm)

Special Features
EY1501DI-ADJ 1.00 2.2 - 6.0 0.8 - 5.0 130

DFN10

(3 x 3)

Thermal shutdown and current limit protection
EY1601SA-ADJ 0.05 6.0 - 40.0 2.5 - 12.0 120

SOIC8

(5 x 6)

Low 18 µA typical quiescent current (IQ); thermal shutdown and current limit protection; AEC-Q100 qualified

EY1602SI-ADJ 0.05 6.0 - 40.0 2.5 - 12.0 120

SOIC8

(5 x 6)

Low 18 µA typical quiescent current (IQ); thermal shutdown and current limit protection
EY1603TI-ADJ 0.15 6.0 - 40.0 2.5 - 12.0 295

TSSOP14

(5 x 6.4)

Low 18 µA typical quiescent current (IQ); thermal shutdown and current limit protection
Notes:
  1. Solutions with an "I" suffix are qualified over the industrial ambient temperature range of -40°C to +85°C.  Solutions with an "A" suffix are qualified over the automotive ambient temperature range of -40°C to +105°C.
  2. Output voltage programming with external resistor divider.

DDR Memory Termination (VTT)

Altera’s Enpirion EV13xxQI memory termination products deliver high efficiency in a very small area and meet all the power requirements for DDR memory termination voltage applications (VTT).

Part Number(1)
Max IOUT
(A)
VIN Range
(V)
VOUT Range
(V)
Package (size in mm)
Solution Size(2) (mm2) Special Features
EV1320QI 2.0 0.95 - 1.8 0.5 - 0.9

QFN16

(3 x 3)

80 Tightly regulated output that tracks VDDQ; ultra thin 0.55 mm profile; high efficiency source/sink VTT converter
EV1340QI 5.0 1.0 - 1.8 0.5 - 0.9

QFN54

(5.5 x 10)

125 Tightly regulated output that tracks VDDQ; integrated inductor
EV1380QI 8.0 1.2 - 1.65 0.6 - 0.825

QFN68

(8 x 11)

198 Tightly regulated output that tracks VDDQ; integrated inductor
Notes:
  1. Solutions with an "I" suffix are qualified over the industrial ambient temperature range of -40°C to +85°C.  Solutions with an "A" suffix are qualified over the automotive ambient temperature range of -40°C to +105°C.
  2. Solution size estimate for single-sided PCB including all suggested external components. Smaller size may be possible with double-sided PCB design.

Power Sequencers

Altera’s Enpirion power sequencers are suitable for high performance systems that require start up and shutdown power sequencing for proper functionality.

Part Number(1) Description

VBIAS Range

(V)

Sequenced Voltages Range

(V)

Sequenced Output Control Enable Monitored Inputs

Package

(size in mm)

ES1020QI
Power Sequencing Controller 1.5 - 5.5 0.7 - 5.5 Charge Pumped 1 μA FET Drive Active Low 1

QFN24

(4 x 4)

ES1021QI Integrated 4-channel Controlled-on/Controlled-off Power Supply Sequencer 1.5 - 5.5 0.7 - 5.5 Charge Pumped 1 μA FET Drive Active Low 4 (2 pairs)

QFN24

(4 x 4)

ES1022SI
Adjustable Quad Sequencer 3.3 - 24.0 3.3 - 24.0 Active High, Open Drain Active High 4

SOIC14

(6 x 8.65)

ES1030QI Tiny, Low Profile Digital Power Sequencing Controller 1.71 - 5.5 0.7 - 5.5 Adjustable by Resistor Active High 4

STQFN20

(2 x 3)

Notes:
  1. Solutions with an "I" suffix are qualified over the industrial ambient temperature range of -40°C to +85°C.

 

Hot Swap Controllers

The ES1010SI is a full featured hot-swap controller targeting 12V applications to ensure controlled system power-up.  When plugged into a "live" system backplane, the hot swap controller detects the power supply and ramps the power to the circuit board in a controlled manner.

Part Number(1) Description Protection Features

Package

(size in mm)

ES1010SI 12V Hot Swap Power Distribution Controller
  • Adjustable current regulation
  • Programmable latch-off delay
  • Programmable over-current threshold

SOIC8

(5 x 6)

Notes:
  1. Solutions with an "I" suffix are qualified over the industrial ambient temperature range of -40°C to +85°C.