LTC2946
37
2946fa
For more information www.linear.com/LTC2946
TYPICAL APPLICATIONS
6V to 300V High Side Power, Charge and Energy Monitor
V
CC
GND
C1
0.1µF
ACPL-064L
CA[7] = 1, CA[4:3] = 10, SEE TABLE 3
* DDZ9689, DIODES, INC.
FGND
FGND
ACPL-064L
2946 TA07
GPIO1
SCL
V
DD
INTV
CC
SDAI
SDAO
GPIO2
GND
LTC2946-1
V
CC
GND
R7
0.47k
C2
F
R8
0.47k
R9
1k
M2
BS170
R10
1k
3.3V
3.3V
V
DD
GND
µP
SCL
SDA
INT
Q1
2N3904
Q2
MMBT6520L
R4
2k
R3
2k
R1
5.1k
R2
750k
GPIO3
ADR1
ADR0
CLKIN
ADIN
CLKOUT
ALERT
FGND
Z1*
5.1V
Q3
2N3904
M1
BSP135
R6
10k
R11
100Ω
R5
10k
M3
BSP135
V
IN
V
OUT
SENSE
+
SENSE
R
SNS
0.02Ω
LTC2946
38
2946fa
For more information www.linear.com/LTC2946
TYPICAL APPLICATIONS
12V, 50A Power, Charge and Energy Monitor
Wide Range –4V to –500V Negative Power, Charge and Energy Monitor (10kHz I
2
C Interface)
V
EE
V
EE
C2
0.1µF
MOCD207M
MOCD207M
2946 TA09
ADR0
ADR1
ADIN
SCL
V
DD
INTV
CC
SDAI
SDAO
GPIO3
ALERT
SENSE
GND
SENSE
+
LTC2946
C1
0.1µF
V
EE
R7
0.47k
R3
1k
R13
10k
M1
BSP135
R4
1k
V
OUT
R8
0.47k
R9
10k
R10
10k
R11
10k
3.3V
R
SNS
0.02Ω
V
DD
GND
µP
SCL
SDA
INT
R1
2k
R2
2k
R12
6.04k
R6
750k
Z1
4.7V
R5
750k
RTN
GPIO1
GPIO2
CLKIN
CLKOUT
CA[4:3] = 10, SEE TABLE 3
C2
0.1µF
C3
0.22µF
V
IN
12V
R
SNS
0.002Ω, 5W
V
OUT
50A
V
ADIN
NC
GP OUTPUT
R1
2k
R2
2k
R3
2k
3.3V
V
DD
SCL
SDA
INT
GND
ADR0
SCL
V
DD
INTV
CC
SDAI
SDAO
GPIO1
ALERT
ADR1
SENSE
+
ACCUMULATE
SENSE
LTC2946
µP
GPIO3
CLKOUT
GND
GPIO2
R4
2k
3.3V
CLKIN
2946 TA08
ADIN
DIVB
OUT
V
+
V
+
GND GND
LTC6930-8.00
DIVA
DIVC
LTC2946
39
2946fa
For more information www.linear.com/LTC2946
PACKAGE DESCRIPTION
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
3.00 ±0.10
(2 SIDES)
4.00 ±0.10
(2 SIDES)
NOTE:
1. DRAWING PROPOSED TO BE MADE VARIATION OF VERSION (WGED-3) IN JEDEC
PACKAGE OUTLINE MO-229
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION ON THE
TOP AND BOTTOM OF PACKAGE
0.40 ±0.10
BOTTOM VIEW—EXPOSED PAD
1.70 ±0.10
0.75 ±0.05
R = 0.115
TYP
R = 0.05
TYP
3.15 REF
1.70 ±0.05
18
169
PIN 1
TOP MARK
(SEE NOTE 6)
0.200 REF
0.00 – 0.05
(DE16) DFN 0806 REV Ø
PIN 1 NOTCH
R = 0.20 OR
0.35 × 45°
CHAMFER
3.15 REF
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
2.20 ±0.05
0.70 ±0.05
3.60 ±0.05
PACKAGE
OUTLINE
0.25 ±0.05
3.30 ±0.05
3.30 ±0.10
0.45 BSC
0.23 ±0.05
0.45 BSC
DE Package
16-Lead Plastic DFN (4mm × 3mm)
(Reference LTC DWG # 05-08-1732 Rev Ø)

LTC2946CMS#TRPBF

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Current Sense Amplifiers Wide Rng I2C Pwr, Ch & Energy Mon
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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