Data Sheet

ADA4870

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

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Rev. B | 7 of 24

Figure 3. Pin Configuration

Table 5. Pin Function Descriptions

Pin No.

Mnemonic

Description

1

SD

Shutdown (Active Low, Referenced to VEE).

2, 4, 5, 7, 9, 10,

12 to 19, 24 to

28, 33 to 37, 42

to 46, 48

NC

No Connect. Do not electrically connect to this pin. Solder this down to the PCB pads only for mechanical integrity.

3

ON

Turn On/Enable (Active Low, Referenced to VEE).

6

INP

Noninverting Input.

8

INN

Inverting Input.

11

OUT

Output Connection for Feedback Resistor.

20 to 23

VEE

Negative Power Supply Input.

29 to 32

OUT

Output.

38 to 41

VCC

Positive Power Supply Input.

47

TFL

Thermal Monitor and Short-Circuit Flag (Referenced to VEE).

EPAD

Exposed Thermal Pad. No internal electrical connection. Connect the exposed pad to a solid external plane with low thermal resistance.