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參數(shù)資料
| 型號： | LTC1760CFW |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 電源管理 |
| 英文描述： | Dual Smart Battery System Manager |
| 中文描述： | 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO48 |
| 封裝： | 6.10 MM, PLASTIC, TSSOP-48 |
| 文件頁數(shù)： | 3/44頁 |
| 文件大?。?/td> | 379K |
| 代理商： | LTC1760CFW |
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LTC1760
3
sn1760 1760is
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. V
DCIN
= 20V, V
BAT1
= 12V, V
BAT2
= 12V, V
VDDS
= 3.3V, V
VCC2
= 5.2V
unless otherwise noted.
The
G
denotes the specifications which apply over the full operating
SYMBOL
I
TOL
PARAMETER
Current Accuracy
CONDITIONS
With Respect to Current Reported by Battery
4mV/R
SENSE
< Requested Current < I
LIMIT
(Min)
(Note 12)
R
ILIMIT
= 0 (Short to GND)
R
ILIMIT
= 10k
±
1%
R
ILIMIT
= 33k
±
1%
R
ILIMIT
= Open (or Short I
LIMIT
to V
CC2
)
MIN
TYP
MAX
UNITS
G
G
G
G
–2
–4
–8
–8
255
20
2
4
8
8
mA
mA
mA
mA
kHz
kHz
f
0SC
f
DO
Regulator Switching Frequency
Regulator Switching Frequency in Low
Dropout Mode
Regulator Maximum Duty Cycle
Maximum Current Sense Threshold
CA1 Input Bias Current
CA1/I
1
Input Common Mode Low
CA1/I
1
Input Common Mode High
CL1 Turn-On Threshold
300
25
345
Duty Cycle
≥
99%
DC
MAX
I
MAX
I
SNS
CMSL
CMSH
V
CL1
99
140
99.5
155
150
%
V
ITH
= 2.2V
V
CSP
= V
CSN
> 5V
190
mV
μ
A
0
V
V
V
DCIN
– 0.2
105
108
95
94
100
100
mV
mV
G
TGATE Transition Time:
TGATE Rise Time
TGATE Fall Time
BGATE Transition Time:
BGATE Rise Time
BGATE Fall Time
TG t
r
TG t
f
C
LOAD
= 3300pF, 10% to 90%
C
LOAD
= 3300pF, 10% to 90%
50
50
90
90
ns
ns
BG t
r
BG t
f
Trip Points
V
TR
V
THYS
I
BVT
V
TSC
V
FTO
V
OVSD
C
LOAD
= 3300pF, 10% to 90%
C
LOAD
= 3300pF, 10% to 90%
50
40
90
80
ns
ns
DCDIV/LOPWR Threshold
DCDIV/LOPWR Hysteresis Voltage
DCDIV/LOPWR Input Bias Current
Short-Circuit Comparator Threshold
Fast Power Path Turn-Off Threshold
Overvoltage Shutdown Threshold as a
Percent of Programmed Charger Voltage
V
DCDIV
or V
LOPWR
Falling
V
DCDIV
or V
LOPWR
Rising
V
DCDIV
or V
LOPWR
= 1.19V
V
SCP
– V
SCN
, V
CC
≥
5V
V
DCDIV
Rising from V
CC
V
SET
Rising from 0.8V until TGATE and BGATE
Stop Switching
G
1.166
1.19
30
20
100
7
107
1.215
V
mV
nA
mV
200
115
7.9
G
90
6
V
%
DACs
I
RES
I
DAC
Resolution
I
DAC
Pulse Period:
Normal Mode
Wake-Up Mode
Charging Current Granularity
Guaranteed Monotonic
10
Bits
t
IP
t
ILOW
6
10
50
1
2
4
4
80
1000
2000
3000
4000
15
μ
s
ms
mA
mA
mA
mA
mA
mA
mA
mA
mA
Bits
R
ILIMIT
= (Short I
LIMIT
to GND)
R
ILIMIT
= 10k
±
1%
R
ILIMIT
= 33k
±
1%
R
ILIMIT
= Open (or Short I
LIMIT
to V
CC2
)
I
WAKE_UP
I
LIMIT
Wake-Up Charging Current (Note 5)
Charging Current Limit
60
980
1960
2490
3920
11
100
1070
2140
3210
4280
R
ILIMIT
= 0 (Short I
LIMIT
to GND)
R
ILIMIT
= 10k
±
1%
R
ILIMIT
= 33k
±
1%
R
ILIMIT
= Open (or Short I
LIMIT
to V
CC2
)
Guaranteed Monotonic (5V < V
BAT
< 25V)
G
G
G
G
V
RES
V
DAC
Resolution
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LTC1760CFW#PBF | 功能描述:IC MANAGER BATTERY DUAL 48TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 其它有關(guān)文件:STC3100 View All Specifications 特色產(chǎn)品:STC3100 - Battery Monitor IC 標準包裝:4,000 系列:- 功能:燃料，電量檢測計/監(jiān)控器 電池化學:鋰離子（Li-Ion） 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-TSSOP，8-MSOP（0.118"，3.00mm 寬） 供應商設(shè)備封裝:8-MiniSO 包裝:帶卷 (TR) 其它名稱:497-10526-2 |
| LTC1760CFW#PBF | 制造商:Linear Technology 功能描述:Battery Management IC 制造商:Linear Technology 功能描述:IC, BATTERY CHARGER, 4.28A, TSSOP-48 |
| LTC1760CFW#TR | 功能描述:IC MANAGER BATTERY SYS 48-TSSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 功能:電池監(jiān)控器 電池化學:堿性，鋰離子，鎳鎘，鎳金屬氫化物 電源電壓:1 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 供應商設(shè)備封裝:SOT-6 包裝:帶卷 (TR) |
| LTC1760CFW#TRPBF | 功能描述:IC MANAGER BATTERY DUAL 48TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 功能:電池監(jiān)控器 電池化學:堿性，鋰離子，鎳鎘，鎳金屬氫化物 電源電壓:1 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 供應商設(shè)備封裝:SOT-6 包裝:帶卷 (TR) |
| LTC1760CFWPBF | 制造商:Linear Technology 功能描述:Dual Smart Battery Sys. Manager TSSOP48 |
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