Data Sheet

LT9890

PIN CONFIGURATION AND FUNCTION DESCRIPTIONS

analog.com

Rev. 0 | 5 of 11

Figure 4. Pin Configuration

Table 4. Pin Function Descriptions

Pin No.

Mnemonic

Description

Pin 1 to Pin 36 and Pin 97 to Pin 102

IM

Negative Current Input. Tie all 42 IM pins together.

Pin 37 to Pin 38, Pin 42, Pin 47 to Pin 48, and Pin 85 to Pin 96

GND

Ground.

Pin 39 to Pin 41 and Pin 44 to Pin 46

DNC

Do Not Connect. Solder the DNC pins down for mechanical stability but

leave the traces floating.

Pin 43

IOUT

Output Current. Proportional to the current flowing from IP to IM.

Pin 49 to Pin 84 and Pin 103 to Pin 108

IP

Positive Current Input. Tie all 42 IP pins together.