MPM3606 – SYNCHRONOUS STEP-DOWN MODULE WITH INTEGRATED INDUCTOR

MPM3606 Rev. 1.0

www.MonolithicPower.com

3

8/11/2014

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© 2014 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

Parameter

Symbol Condition

Min

Typ

Max

Units

Supply Current (Shutdown)

1

μA

0.2

Supply Current (Quiescent)

0.7

mA

HS Switch-On Resistance

100

mΩ

LS Switch-On Resistance

50

mΩ

Inductor DC Resistance

60

mΩ

Switch Leakage

1

μA

Current Limit

(8)

Under 40% Duty Cycle

1.8

2.4

A

1700

2000

2400

kHz

Oscillator Frequency

1500

2000

2500

kHz

Fold-Back Frequency

0.3

Maximum Duty Cycle

80

85

%

Minimum On Time

(8)

35

ns

786

798

810

mV

Feedback Voltage

782

798

814

mV

Feedback Current

10

50

nA

5.6

6.2

6.8

μA

AAM Source Current

4.3

6.2

7.9

μA

EN Rising Threshold

1.15

1.4

1.65

V

EN Falling Threshold

1.05

1.25

1.45

V

EN Input Current

2

μA

VIN Under-Voltage Lockout

Threshold—Rising

3.65

3.9

4.15

V

VIN Under-Voltage Lockout

Threshold—Hysteresis

650

mV

VCC Regulator

4.9

V

VCC Load Regulation

1.5

%

Soft-Start Time

1.5

ms

Thermal Shutdown

(8)

150

°C

Thermal Hysteresis

(8)

20

°C

Notes:

7) Not tested in production; guaranteed by over-temperature correlation.

8) Guaranteed by design.