M51995AP Ver la hoja de datos (PDF) - MITSUBISHI ELECTRIC

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M51995AP

Switching regulator control

MITSUBISHI ELECTRIC  

MITSUBISHI (Dig./Ana. INTERFACE)

M51995AP/FP

SWITCHING REGULATOR CONTROL

ELECTRICAL CHARACTERISTICS (VCC=18V,Ta=25˚C, unless otherwise noted)(CONTINUE)

Block Symbol

Parameter

Test conditions

fOSC

Oscillating frequency

TDUTY

VOSCH

VOSCL

∆VOSC

fOSCVF

TVFDUTY

VTHTIME

IVF

VOL1

VOL2

VOL3

VOL4

VOH1

VOH2

TRISE

TFALL

Maximum ON duty

Upper limit voltage of oscillation waveform

Lower limit voltage of oscillation waveform

Voltage difference between upper limit and

lower limit of OSC waveform

OSC frequency in CLM

operating state

VF=5V

VF=2V

Duty in CLM operating state VF=0.2V

VF voltage at timer operating start

VF terminal input current

Output low voltage

Output high voltage

Output voltage rise time

Output voltage fall time

RON=20kΩ,ROFF=17kΩ

CF=220pF,-5≤Ta≤85°C

fOSC=188kHz

fOSC=188kHz

fOSC=188kHz

RON=20kΩ,ROFF=17kΩ

CF=220pF

Min off duty/Max on duty

Source current

Vcc=18V,Io=10mA

Vcc=18V,Io=100mA

Vcc=5V,Io=1mA

Vcc=5V,Io=100mA

Vcc=18V,Io=-10mA

Vcc=18V,Io=-100mA

No load

No load

Limits

Unit

Min. Typ. Max.

170 188 207 kHz

47.0 50.0 53.0 %

3.97 4.37 4.77 V

1.76 1.96 2.16

V

2.11 2.41 2.71

V

170

188

207

kHz

108 124 143

11.0 13.7 22.0

2.7

3.0

3.3

V

2

6

µA

0.05 0.4

V

0.7

1.4

V

0.69 1.0

V

1.3

2.0

V

16.0 16.5

V

15.5 16.0

V

50

ns

35

ns

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