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參數(shù)資料
| 型號： | LT1511ISW |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Constant-Current/ Constant-Voltage 3A Battery Charger with Input Current Limiting |
| 中文描述： | 4 A BATTERY CHARGE CONTROLLER, 230 kHz SWITCHING FREQ-MAX, PDSO24 |
| 封裝： | 0.300 INCH, PLASTIC, SOP-24 |
| 文件頁數(shù)： | 3/16頁 |
| 文件大?。?/td> | 145K |
| 代理商： | LT1511ISW |
3
LT1511
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. V
CC
= 16V, V
BAT
= 8V, V
MAX
(maximum operating V
CC
) = 28V,
R
S2
= R
S3
= 200
(see Block Diagram), V
CLN
= V
CC
. No load on any outputs unless otherwise noted.
The
G
denotes specifications which apply over the full operating
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Overall
Boost Pin Current
V
CC
= 20V, V
BOOST
= 0V
V
CC
= 28V, V
BOOST
= 0V
2V
≤
V
BOOST
– V
CC
< 8V (Switch ON)
8V
≤
V
BOOST
– V
CC
≤
25V (Switch ON)
0.1
0.25
6
8
10
20
9
12
μ
A
μ
A
mA
mA
Switch
Switch ON Resistance
8V
≤
V
CC
≤
V
MAX
, I
SW
= 3A,
V
BOOST
– V
SW
≥
2V
V
BOOST
= 24V, I
SW
≤
3A
V
SW
= 0V, V
CC
≤
20V
20V < V
CC
≤
28V
G
0.15
0.25
I
BOOST
/
I
SW
During Switch ON
25
35
mA/A
Switch OFF Leakage Current
G
G
2
4
100
200
μ
A
μ
A
Minimum I
PROG
for Switch ON
Minimum I
PROG
for Switch OFF at V
PROG
≤
1V
G
2
4
20
μ
A
G
1
2.4
mA
Maximum V
BAT
for Switch ON
G
V
CC
– 2
V
Current Sense Amplifier CA1 Inputs (Sense, BAT)
Input Bias Current
G
–50
–125
μ
A
Input Common Mode Low
G
–0.25
V
Input Common Mode High
G
V
CC
– 2
V
SPIN Input Current
–100
–200
μ
A
Reference
Reference Voltage (Note 3)
R
PROG
= 4.93k, Measured at OVP with
VA Supplying I
PROG
and Switch OFF
All Conditions of V
CC
, T
J
> 0
°
C
2.453
2.465
2.477
V
Reference Voltage
G
G
2.441
2.43
2.489
2.489
V
V
T
J
< 0
°
C (Note 4)
Oscillator
Switching Frequency
180
200
220
kHz
Switching Frequency
All Conditions of V
CC
, T
J
> 0
°
C
G
G
170
160
200
230
230
kHz
kHz
T
J
< 0
°
C
Maximum Duty Cycle
G
85
90
%
%
T
A
= 25
°
C
93
Current Amplifier CA2
Transconductance
V
C
= 1V, I
VC
=
±
1
μ
A
150
250
550
μ
mho
Maximum V
C
for Switch OFF
G
0.6
V
I
VC
Current (Out of Pin)
V
C
≥
0.6V
V
C
< 0.45V
100
3
μ
A
mA
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| LT1511ISW#PBF | 功能描述:IC BATT CHRGR CONST I/V 3A24SOIC 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(yīng)商設(shè)備封裝:SOT-6 包裝:帶卷 (TR) |
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| LT1512C | 制造商:LINER 制造商全稱:Linear Technology 功能描述:SEPIC Constant-Current/ Constant-Voltage Battery Charger |
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