ISL22343WFR20Z-TK Intersil, ISL22343WFR20Z-TK Datasheet - Page 16

• Manufacturer Part Number: ISL22343WFR20Z-TK
• Description: IC POT DGTL 256TP LN LP 20-QFN
• Manufacturer: Intersil
• Series: XDCP™r

Specifications of ISL22343WFR20Z-TK

• Taps: 256
• Resistance (ohms): 10K
• Number Of Circuits: 4
• Temperature Coefficient: 85 ppm/°C Typical
• Memory Type: Non-Volatile
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.25 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TQFN Exposed Pad
• Resistance In Ohms: 10K
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PROGRAMMABLE OFFSET
DCP0 (1/4 ISL22343U)
RW0
DC/DC CONVERTER
50k
OUTPUT
16
FIGURE 20. CURRENT SENSING WITH GAIN AND OFFSET CONTROL
±25mV
1.2V
RH0
RL0
+5V
10k
-5V
I
2
R
50k, 1%
R
50k, 1%
C bus
R
1k, 1%
1
3
2
+5V
0.005Ω
0.1µF
-5V
PROGRAMMABLE GAIN 90 TO 110
16
5
6
4
15
14
7
17
ISL22343UFV20Z
GND
V-
VCC
SCL
SDA
A2
A1
A0
10k
DCP1 (1/4 ISL22343U)
ISL22343
RW1
6
5
3
4
RW0
RW1
RW2
RW3
RH0
RH1
RH2
RH3
RL0
RL1
RL2
RL3
IN+
IN-
FB+
FB-
50k
16
+5V
8
V+
V-
PROCESSOR LOAD
10A, MAX
V
13
12
11
10
1
2
3
18
19
20
9
8
OUT
EN
RH1
RL1
1/2 ISL28272
7
2
DCP1
DCP3
DCP0
DCP2
R
150k, 1%
R
1.37k, 1%
R
309, 1%
4
6
5
V
OUT
= 0V TO +5V TO ADC
March 13, 2008
FN6423.1