LM2902N データシートの表示（PDF） - STMicroelectronics

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LM2902N

LOW POWER QUAD OPERATIONAL AMPLIFIER

STMicroelectronics 

LM2902

SCHEMATIC DIAGRAM (1/4 LM2902)

VCC

Inverting

input

Non-inverting

input

Q2

Q1

6µA

Q3

Q4

4µA

CC

100µA

Q5

Q6

Q7

Q11

R SC

Output

Q13

Q8

Q9

Q10

Q12

50mA

GND

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

VCC Supply Voltage

±16 to 32

V

Vid Differential Input Voltage

+32

V

VI Input Voltage

-0.3 to +32

V

Output Short-circuit to Ground 1)

Infinite

ptot Power Dissipation

N Suffix

D Suffix

500

400

mW

Iin

Input Current 2)

50

mA

Toper Operating Free-Air Temperature Range

-40 to +125

°C

Tstg Storage Temperature Range

-65 to +150

°C

1.

Short-circuit from

the magnitude of

VthCeCo. uDtepsuttrutoctVivCeCdcaisnsicpaautisoen

excessive

can result

hfreoamtinsgimifuVltaCnCe>ou1s5Vsh. oTrht-ecimrcauxitimonumalloaumtppultifcieurrsr.ent

is

approximately

40mA

independent

of

2. This input current only exists when the voltage at any of the input leads is driven negative. It is due to the collector-base junction of the input PNP

transistor becoming forward biased and thereby acting as input diodes clamps. In addition to this diode action, there is also NPN parasitic action on

the IC

for the

chip.

time

This transistor action can cause the output voltages

duration than an input is driven negative. This is not

doef sthtreucOtipv-eAamnpdsntoorgmoatloouthtepuVt CwCillvsoelttaugpealegvaeinl

(or

for

to ground for

input voltage

a large

higher

overdrive)

than -0.3V.

2/11

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