ML4961CS datasheet(3/8 Pages) MICRO-LINEAR

3 / 8 page

ML4961

ELECTRICAL CHARACTERISTICS

Unless otherwise specified, VIN = Operating Voltage Range, TA = Operating Temperature Range (Note 1)

PARAMETER

CONDITIONS

MIN

TYP.

MAX

UNITS

Supply

VIN Current

VIN = VOUT – 0.2V

µA

VOUT Quiescent Current

µA

VL Quiescent Current

µA

PFM Regulator

Pulse Width (TON)VIN = 2.4V

C/E Suffix

µs

I Suffix

8.5

11.5

µs

SENSE Comparator

194

200

206

Threshold Voltage (VSENSE)

Load Regulation

See Figure 1

VIN = 1.2V, IOUT ≤ 25mA

4.85

5.0

5.15

VIN = 2.4V, IOUT ≤ 135mA

4.85

5.0

5.15

Undervoltage Lockout Threshold

C/E Suffix

0.85

0.95

I Suffix

0.95

1.05

RESET Comparator

DETECT Threshold

190

200

210

DETECT Bias Current

–100

100

RESET Output High Voltage (VOH)IOH = –100µAVOUT – 0.2

RESET Output Low Voltage (VOL)IOL = 100µA

0.2

Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.

OPERATING CONDITIONS

Temperature Range

ML4961CS ................................................. 0

°C to 70°C

ML4961ES .............................................. –20

°C to 70°C

ML4961IS ............................................... –40

°C to 85°C

VIN Operating Range

ML4961CS ..................................... 1.0V to VOUT –0.2V

ML4961ES, ML4961IS ....................1.1V to VOUT –0.2V

VOUT Operating Range ................................. 2.5V to 6.0V

ABSOLUTE MAXIMUM RATINGS

Absolute maximum ratings are those values beyond which

the device could be permanently damaged. Absolute

maximum ratings are stress ratings only and functional

device operation is not implied.

Voltage on any pin ....................................................... 7V

Peak Switch Current, I(PEAK) ......................................... 2A

Average Switch Current, I(AVG) .............................. 500mA

Junction Temperature .............................................. 150

°C

Storage Temperature Range ...................... –65

°C to 150°C

Lead Temperature (Soldering 10 sec.) ...................... 260

°C

Thermal Resistance (

θJA)..................................... 160°C/W

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