OPA2835 Datasheet, PDF (10/53 Pages) National Semiconductor (TI) – Ultra Low-Power, Rail-to-Rail Out, Negative Rail In, VFB Op Amp

OPA835
OPA2835
SLOS713E – JANUARY 2011 – REVISED JULY 2013
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PIN FUNCTIONS
PIN
NUMBER
NAME
DESCRIPTION
OPA835 DBV PACKAGE
1
V_OUT
Amplifier output
2
V_S–
Negative power supply input
3
V_IN+
Amplifier non-inverting input
4
V_IN–
Amplifier inverting input
5
PD
Amplifier Power Down, low = low power mode, high = normal operation (PIN MUST BE DRIVEN)
6
V_S+
OPA835 RUN PACKAGE
Positive power supply input
1
V_OUT
Amplifier output
2
V_IN–
Amplifier inverting input
3
V_IN+
Amplifier non-inverting input
4
PD
Amplifier Power Down, low = low power mode, high = normal operation (PIN MUST BE DRIVEN)
5
V_S–
6
FB₄
7
FB₃
8
FB₂
9
FB₁
10
V_S+
OPA2835 D PACKAGE
Negative power supply input
Connection to bottom of 250 Ω internal gain setting resistors
Connection to junction of 750 and 250 Ω internal gain setting resistors
Connection to junction of 1k and 750 Ω internal gain setting resistors
Connection to top of 1kΩ internal gain setting resistors
Positive power supply input
1
V_OUT1
2
V_IN1–
3
V_IN1+
4
V_S–
5
V_IN2+
6
V_IN2–
7
V_OUT2
8
V_S+
OPA2835 DSG PACKAGE
Amplifier 1 output
Amplifier 1 inverting input
Amplifier 1 non-inverting input
Negative power supply input
Amplifier 2 non-inverting input
Amplifier 2 inverting input
Amplifier 2 output
Positive power supply input
1
V_OUT1
Amplifier 1 output
2
V_IN1–
Amplifier 1 inverting input
3
V_IN1+
Amplifier 1 non-inverting input
4
V_S–
Negative power supply input
5
PD1
Amplifier 1 Power Down, low = low power mode, high = normal operation (PIN MUST BE DRIVEN)
6
PD2
Amplifier 2 Power Down, low = low power mode, high = normal operation (PIN MUST BE DRIVEN)
7
V_IN2+
Amplifier 2 non-inverting input
8
V_IN2–
Amplifier 2 inverting input
9
V_OUT2
Amplifier 2 output
10
V_S+
Positive power supply input
OPA2835 RUN AND RMC PACKAGES
1
V_OUT1
Amplifier 1 output
2
V_IN1–
Amplifier 1 inverting input
3
V_IN1+
Amplifier 1 non-inverting input
4
PD1
Amplifier 1 Power Down, low = low power mode, high = normal operation (PIN MUST BE DRIVEN)
5
V_S–
Negative power supply input
6
PD2
Amplifier 2 Power Down, low = low power mode, high = normal operation (PIN MUST BE DRIVEN)
7
V_IN2+
Amplifier 2 non-inverting input
10
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