LB1860 查看數據表（PDF） - ON Semiconductor

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LB1860

Two-Phase Half-Wave Variable Speed Fan Motor Driver

ON Semiconductor 

Specifications

LB1860, LB1860M, LB1861, LB1861M

Absolute Maximum Ratings at Ta = 25 °C, ( ): LB1860M, LB1861M

Parameter

Maximum input current

Output supply voltage

Output current

RD flow-in current

RD supply voltage

Allowable power dissipation

Operating temperature

Storage temperature

Symbol

Conditions

Ratings

Unit

ICC max

VOUT

IOUT

IRD

VRD

Pd1 max

t  20 ms

200

mA

Internal

V

1.5

A

10

mA

50

V

1.1

W

Pd2 max Mounted on 20  15  1.5 mm glass epoxy board

(0.8)

W

Topr

–30 to +80

°C

Tstg

–55 to +125

°C

Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed,

damage may occur and reliability may be affected.

Allowable Operating Ranges at Ta = 25 °C

Parameter

Input current range

Common-mode input voltage range

Symbol

ICC

VICM

Conditions

Ratings

Unit

6.0 to 50

mA

0 to VIN –1.5

V

Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended

Operating Ranges limits may affect device reliability.

Electrical Characteristics at Ta = 25 °C, ICC = 10 mA

Parameter

Output limiting voltage

Output saturation voltage

Input voltage

Amp input offset voltage

Amp input bias current

RD output saturation

voltage

C flow-out current

C discharge current

Comparator input threshold

voltage

Ct discharge voltage

Rt input current

Rt comparator voltage

Thermal protection circuit

operating voltage

Thermal protection circuit

hysteresis

Symbol

VOLM1

VO sat1

VO sat2

VO sat3

VIN

VOFF

IBA

VRD (sat)

IC1

IC2

VTH1

VTH2

Vct

IRT

VRT

TSD

Conditions

LB1860, 1860M: IO = 0.1 A

LB1861, 1861M: IO = 0.1 A

IO = 0.5 A

IO = 1.0 A

IO = 1.5 A

ICC = 7.0 mA

IRD = 5 mA

C = GND

C = VIN

VRT = GND

RT = OPEN

Design target

TSD

Design target

min

typ

max

Unit

54

57

60

V

30

32

34

V

0.95

1.2

V

1.15

1.5

V

1.4

2.0

V

6.4

6.7

7.0

V

–7.0

0

7.0

mV

–250

nA

0.15

0.3

V

2.7

3.9

5.0

μA

0.35

0.50 0.65

μA

0.77

0.8 VIN 0.83

V

0.44 0.47 VIN 0.50

V

0.18

0.2 VIN 0.22

V

–440

–350 –240

μA

0.59 0.62 VIN 0.65

V

180

°C

40

°C

Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be

indicated by the Electrical Characteristics if operated under different conditions.

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