LTC4151IMS-1#TRPBF Linear Technology, LTC4151IMS-1#TRPBF Datasheet - Page 12
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LTC4151IMS-1#TRPBF
Manufacturer Part Number
LTC4151IMS-1#TRPBF
Description
IC CURRENT MONITOR(12BIT) 10MSOP
Manufacturer
Linear Technology
Datasheet
1.LTC4151CMS-1PBF.pdf
(18 pages)
Specifications of LTC4151IMS-1#TRPBF
Function
Current Monitor (12 Bit)
Sensing Method
High-Side
Accuracy
±1%
Voltage - Input
7 ~ 80 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
10-MSOP, Micro10™, 10-uMAX, 10-uSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
LTC4151
APPLICATIONS INFORMATION
Table 2. LTC4151 Register Address and Contents
REGISTER ADDRESS*
00h
01h
02h
03h
04h
05h
06h
07h
*Register address MSBs b7-b3 are ignored. **Writable if bit G4 is set.
Table 3. SENSE Registers A (00h) and B (O1h)—Read/Write
BIT
A7:0, B7:4
B3
B2:0
Table 4. V
BIT
C7:0, D7:4
D3
D2:0
Table 5. ADIN Registers E (04h) and F (O5h)—Read/Write
BIT
E7:0, F7:4
F3
F2:0
Table 6. CONTROL Register G (06h)—Read/Write
BIT
G7
G6
G5
G4
G3
G2
G1:0
12
IN
NAME
SENSE Voltage Data
ADC Busy in Snapshot Mode
Reserved
NAME
V
ADC Busy in Snapshot Mode
Reserved
NAME
ADIN Voltage Data
ADC Busy in Snapshot Mode
Reserved
NAME
ADC Snapshot Mode
Enable
ADC Channel Label for
Snapshot Mode
ADC Channel Label for
Snapshot Mode
Test Mode Enable
Page Read/Write Enable
Stuck-Bus Timer Enable
Reserved
Registers C (02h) and D (O3h)—Read/Write
IN
Voltage Data
REGISTER NAME
SENSE (A)
SENSE (B)
V
V
ADIN (E)
ADIN (F)
CONTROL (G)
Reserved
IN
IN
(C)
(D)
OPERATION
Enables ADC Snapshot Mode; 1 = Snapshot Mode Enabled. Only the channel selected by G6 and G5 is
measured by the ADC. After the conversion, the channel busy bit is reset and the ADC is halted.
0 = Snapshot Mode Disabled (ADC free running, Default).
ADC Channel Label for Snapshot Mode
Test Mode Halts ADC Operation and Enables Writes to ADC Registers; 1 = Enable Test Mode,
0 = Disable Test Mode (Default)
Enables Page Read/Write; 1 = Enable I
Enables I
Always Returns 0, Not Writable
G6
0
0
1
2
C Stuck-Bus Reset Timer; 1 = Enable Stuck-Bus Timer (Default), 0 = Disable Stuck-Bus Timer
OPERATION
12-Bit Data of Current Sense Voltage with 20µV LSB and 81.92mV Full-Scale
1 = SENSE Being Converted; 0 = SENSE Conversion Completed. Not Writable
Always Returns 0. Not Writable
OPERATION
12-Bit Data of Current Sense Voltage with 500µV LSB and 2.048V Full-Scale
1 = ADIN Being Converted; 0 = ADIN Conversion Completed. Not Writable
Always Returns 0, Not Writable
OPERATION
12-Bit Data of V
1 = V
Always Returns 0, Not Writable
READ/WRITE
G5
0
1
0
R/W**
R/W**
R/W**
R/W**
R/W**
R/W**
R/W
IN
Being Converted; 0 = V
SENSE (Default)
ADC CHANNEL
IN
ADIN
V
Voltage with 25mV LSB and 102.4V Full-Scale
IN
DESCRIPTION
ADC Current Sense Voltage Data (8 MSBs)
ADC Current Sense Voltage Data (4 LSBs)
ADC V
ADC V
ADC ADIN Voltage Data (8 MSBs)
ADC ADIN Voltage Data (4 LSBs)
Controls ADC Operation Mode and Test Mode
2
C Page Read/Write (Default), 0 = Disable I
IN
IN
Voltage Data (8 MSBs)
Voltage Data (4 LSBs)
IN
Conversion Completed. Not Writable
2
C Page Read/Write
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