M51995 Ver la hoja de datos (PDF) - Renesas Electronics

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M51995

SWITCHING REGULATOR CONTROL

Renesas Electronics 

M51995AP/AFP

Electrical Characteristics

Block

Supply

voltage

circuit

current

Item

Operating supply voltage

range

Operation start-up voltage

Operation stop voltage

Difference voltage between

operation start and stop

Stand-by current

Operating circuit current

Circuit current in OFF state

Circuit current in timer OFF

state

Circuit current in OVP state

ON/OFF

F/B

ON/OFF terminal high

threshold voltage

ON/OFF terminal low

threshold voltage

ON/OFF terminal

hysteresis voltage

Current at 0% duty

Current at maximum duty

Current difference between

max and 0% duty

Terminal voltage

Detection

OVP

Terminal resistance

Detection voltage

Input current of detection

amp

Voltage gain of detection

amp

OVP terminal H threshold

voltage

OVP terminal hysteresis

voltage

OVP terminal threshold

current

OVP terminal input current

OVP reset supply voltage

Difference supply voltage

between operation stop

and OVP reset

Current from OVP terminal

for OVP reset

Symbol

VCC

VCC(START)

VCC(STOP)

∆VCC

ICCL

ICCO

ICC OFF

ICC CT

ICC OVP

VTHH ON/OFF

VTHL ON/OFF

∆VTHON/OFF

IFBMIND

IFBMAXD

∆IFB

VFB

RFB

VDET

IINDET

GAVDET

VTHOVPH

∆VTHOVP

ITHOVP

IINOVP

VCCOVPC

VCC(STOP) –

VCCOVPC

ITHOVPC

Min.

VCC(STOP)

(VCC = 18 V, Ta = 25°C, unless otherwise noted)

Limits

Typ. Max. Unit

Test Conditions

—

35

V

15.2

9.0

5.0

50

40

10

0.95

50

0.95

—

1.3

125

2.1

16.2 17.2

9.9

10.9

6.3

7.6

90

140

90

190

15

21

1.31

5.0

90

140

1.35

2.0

160

240

2.0

3.0

200

310

2.6

3.1

V

V

V

∆VCC = VCC(START) −

VCC(STOP)

µA VCC = 14.5V,

Ta = 25°C

µA VCC = 14.5V,

−30 ≤ Ta ≤ 85°C

mA VCC = 30V

mA VCC = 25V

µA VCC = 14V

mA VCC = 25V

µA VCC = 14V

mA VCC = 25V

µA VCC = 9.5V

V

1.9

2.4

2.9

V

0.1

0.2

3.0

V

−2.1

−0.90

−1.35

4.9

420

2.4

—

30

−1.54 −1.0

−0.55 −0.40

−0.99 −0.70

5.9

7.1

600

780

2.5

2.6

1.0

3.0

40

—

mA F/B terminal input

current

mA F/B terminal input

current

mA ∆IFB =

IFBMIND − IFBMAXD

V F/B terminal input

current = 0.95mA

Ω

V

µA VDET = 2.5V

dB

540

750

960

mV

—

30

—

mV

∆VTHOVP =

VTHOVPH − VTHOVPL

80

150

250

µA

80

150

250

µA VOVP = 400mV

7.5

9.0

10.0

V OVP terminal is

0.55

1.20

—

V

open.

(high impedance)

−480

−210

–320

−140

–213

−93

µA VCC = 30V

VCC = 18V

REJ03D0835-0300 Rev.3.00 Jun 06, 2008

Page 5 of 40

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