MIC2165 datasheet(3/27 Pages) MICREL

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Micrel, Inc.

MIC2165

June 2010

M9999-060810-D

Absolute Maximum Ratings

(1)

VIN to GND ...................................................... -0.3V to +29V

VDD, VFB, VPGOOD to GND .................................. -0.3V to +6V

VBST to VSW ....................................................... -0.3V to +6V

VBST to GND ................................................... -0.3V to +35V

VEN to GND.............................................-0.3V to (VIN+0.3V)

VDH to VSW ..........................................-0.3V to (VBST + 0.3V)

VDL to GND ..........................................-0.3V to (VDD + 0.3V)

PGND to GND ............................................... -0.3V to +0.3V

Junction Temperature .............................................. +150°C

Storage Temperature (TS)..........................-65°C to +150°C

Lead Temperature (soldering, 10sec)........................ 260°C

Operating Ratings

(2)

Supply Voltage (VIN).......................................... 4.5V to 28V

Enable Input Voltage (VEN)..................................... 0V to VIN

Junction Temperature (TJ) .........................-40°C to +125°C

Package Thermal Resistance

(3)

MSOP-10L ePad (

θJA) ......................................77°C/W

MSOP-10L ePad (

θJC) ......................................10°C/W

Electrical Characteristics

VIN = VEN= 12V; VBST – VSW = 5V; TJ = 25°C, unless noted. Bold values indicate -40°C ≤ TJ ≤ 125°C.

Parameter

Condition

Min

Typ

Max

Units

Power Input Supply

Input Voltage Range (VIN)

4.5

Quiescent Supply Current

VFB = 1.5V (non-switching)

450

750

µA

Shutdown Current

VEN = 0V

µA

VDD Supply

VDD Output Voltage

VIN = 7V to 28V, IDD = 40mA

4.8

5.2

5.4

VDD UVLO Threshold

VDD rising

3.7

4.2

4.5

VDD UVLO Hysteresis

400

Dropout Voltage (VIN - VDD)

IDD = 25mA

380

600

DC-DC Controller

Output-Voltage Adjust Range

(VOUT)

0.8

Reference

TJ = 25°C

0.792

0.8

0.808

0°C ≤ TJ ≤ 85°C

0.788

0.812

Feedback Regulation Voltage

-40°C ≤ TJ ≤ 125°C

0.784

0.816

Load Regulation

IOUT = 2A to 10A (Continuous Mode)

Depends on external components

0.25

Line Regulation

VIN = 4.5V to 28V

Depends on external components

0.25

FB Bias Current

VFB = 0.8V

500

Enable Control

(5)

Enable Logic Level High

1.6

Enable Logic Level Low

0.6

Enable Hysteresis

100

Enable Bias Current

VEN = 12V

µA

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