ISL28006_14 Datasheet, PDF (2/26 Pages) Intersil Corporation – Micropower, Rail to Rail Input Current Sense Amplifier with Voltage Output

Block Diagram
ISL28006
I = 2.86µA
V_CC
V_SENSE
R_S+
R₁
gm_HI
HIGH-SIDE
AND
LOW-SIDE
SENSING
R_S-
R₂
+
1.35V
-
R_f
OUT
V_CC
I_MIRROR
R₃
gm_LO
R₅
R_g
V_SENSE
R₄
GND
FIXED GAIN PARTS
Pin Configurations
ISL28006-100, 50, 20
(5 LD SOT-23)
TOP VIEW
GND 1
OUT 2
V_CC 3
FIXED
GAIN
5 R_S-
4 R_S+
I = 2.86µA
V_CC
R_S+
V_SENSE
R₁
gm_HI
HIGH-SIDE
AND
LOW-SIDE
SENSING
R_S-
R₂
+
1.35V
-
V_CC
I_MIRROR
R₃
R₅
gm_LO
V_SENSE
OUT
R_f
F_B
R_g
R₄
GND
ADJUSTABLE GAIN PART
ISL28006-ADJ
(6 LD SOT-23)
TOP VIEW
FB 1
OUT 2
V_CC 3
ADJ.
GAIN
6 GND
5 R_S-
4 R_S+
Pin Descriptions
ISL28006-100, 50, 20
(5 LD SOT-23)
1
2
3
4
5
ISL28006-ADJ
(6 LD SOT-23)
6
1
2
3
4
5
FB
R_S-
R_S+
PIN NAME
GND
FB
OUT
V_CC
R_S+
R_S-
DESCRIPTION
Power Ground
Input Pin for External Resistors
Amplifier Output
Positive Power Supply
Sense Voltage Non-inverting Input
Sense Voltage Inverting Input
V_CC
CAPACITIVELY
COUPLED
OUT
ESD CLAMP
GND
2
FN6548.6
November 22, 2013