參數(shù)資料
型號: LTC1998I
廠商: Linear Technology Corporation
英文描述: 2.5uA, 1% Accurate SOT-23 Comparator and Voltage Reference for Battery Monitoring
中文描述: 2.5uA,1%精度,采用SOT - 23比較器和電池電壓參考監(jiān)測
文件頁數(shù): 2/8頁
文件大小: 143K
代理商: LTC1998I
LTC1998
2
1998f
Total Supply Voltage (BATT or V
LOGIC
to GND) ......... 6V
Voltage
V
TH.A
, V
H.A...........................
BATT + 0.3V to GND – 0.3V
BATTLO ........................ V
LOGIC
+ 0.3V to GND – 0.3V
Operating Temperature Range (Note 3)...–40
°
C to 85
°
C
Specified Temperature Range (Note 4)
LTC1998C ...........................................–40
°
C to 85
°
C
LTC1998I.............................................–40
°
C to 85
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
ORDER PART
NUMBER
LTC1998CS6
LTC1998IS6
S6 PART MARKING*
LTTY
T
JMAX
= 150
°
C,
θ
JA
= 250
°
C/W
ABSOLUTEW
(Note 1)
W
W
U
PACKAGE/ORDER IU
U
W
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. V
GND
= 0V, unless otherwise noted.
PARAMETER
CONDITIONS
Power Supply
Supply Voltage Range-BATT
Supply Voltage Range-V
LOGIC
Supply Current, V
BATT
= 3V,
T
A
= 25
°
C
V
TH.A
= 1.5V
LTC1998CS6
LTC1998IS6
Supply Current, V
BATT
= 5.5V,
T
A
= 25
°
C
V
TH.A
= 1.5V
LTC1998CS6
LTC1998IS6
Monitor
Threshold Accuracy
V
BATT.Th
= 2.5V, Pin 3 Shorted to Ground
The
G
denotes the specifications which apply over the full operating
Consult LTC Marketing for parts specified with wider operating temperature ranges.
6 BATTLO
5 V
LOGIC
4 V
H.A
BATT 1
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC SOT-23
GND 2
V
TH.A
3
*The temperature grades are indentified by a label on the shipping container.
MIN
TYP
MAX
UNITS
G
1.5
1
5.5
V
BATT
3.5
4.2
4.5
4.3
5.2
5.5
V
V
G
2.5
μ
A
μ
A
μ
A
μ
A
μ
A
μ
A
G
G
3
G
G
0.6
0.8
0.5
0.6
0.8
0.9
0.6
0.7
0.9
1
0.85
1
0.61
0.71
1
1.1
0.65
0.85
1.1
1.3
5
%
%
%
%
%
%
%
%
%
%
G
V
BATT.Th
= 3V, Pin 3 Driven by Precision
Voltage Source to 1V
V
BATT.Th
= 3V, V
TH.A
= 1V (Note 5)
Programmed with 1% Max External Resistors
V
BATT.Th
= 3.25V, Pin 3 Diven by Precision
Voltage Source to 1.5V
V
BATT.Th
= 3.25V, V
TH.A
= 1.5V (Note 5)
Programmed with1% Max External Resistors
V
HYST
250mV
250mV
V
HYST
750mV
LTC1998C
LTC1998I
LTC1998C
LTC1998I
LTC1998C
LTC1998I
LTC1998C
LTC1998I
G
G
G
G
G
G
G
G
Hysteresis Accuracy
G
G
–5
mV
mV
mV
μ
s
μ
s
nA
nA
±
5
Allowable Hysteresis Range (Note 2)
Propagation Delay
G
10
750
C
OUT
= 100pF, Overdrive = 10mV
Overdrive = 100mV
V
TH.A
1.5V
V
H.A
1.5V
350
150
0.01
0.01
Threshold Adjust Pin Leakage, I
TH.A
Hysteresis Adjust Pin Leakage, I
H.A
Output
BATTLO High Voltage
BATTLO Low Voltage
BATTLO Low Voltage
G
1
1
G
I
OUT
= –1mA
I
OUT
= 1mA, V
BATT
2V
I
OUT
= 0.25mA, V
BATT
= 1V
G
V
LOGIC
– 0.3
V
V
V
G
0.2
G
0.3
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