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參數(shù)資料
| 型號： | MAX745 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | 8-Bit Parallel-Out Serial Shift Registers 14-CFP -55 to 125 |
| 中文描述： | 開關(guān)模式鋰離子電池充電器 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大小： | 91K |
| 代理商： | MAX745 |
M
_______________________________________________________________________________________
3
S witc h-Mode Lithium-Ion
Battery Charger
Note 1:
When V
SETI
= 0V, the battery charger turns off.
ELECTRICAL CHARACTERISTICS (continued)
(V
DCIN
= 18V, V
BATT
= 8.4V,
T
A
= 0°C to +85°C
. Typical values are at T
A
= +25°C, unless otherwise noted.)
ELECTRICAL CHARACTERISTICS
(V
DCIN
= 18V, V
BATT
= 8.4V,
T
A
= -40°C to +85°C
, unless otherwise noted. Limits over temperature are guaranteed by design.)
6.0V < V
DCIN
< 24V
6.0V < V
DCIN
< 24V, no load
Output high or low
Output high or low
CONDITIONS
mV
165
205
CS to BATT Full-Scale
Current-Sense Voltage
Absolute Voltage Accuracy
Not including VADJ resistors
%
-1.0
1.0
V
4.14
4.26
REF Output Voltage
SWITCHING REGULATOR
(Note 1)
V
5.10
5.70
VL Output Voltage
14
DLO On-Resistance
7
DHI On-Resistance
kHz
260
340
Oscillator Frequency
UNITS
MIN
TYP
MAX
PARAMETER
IBAT Compliance Voltage Range
0
2
V
V
IBAT
= 2V
IBAT Output Current vs.
Current-Sense Voltage
0.9
μ
A/mV
Charger in voltage-regulation mode,
V
STATUS
= 5V
STATUS Output Leakage Current
1
μ
A
Charger in current-regulation mode,
STATUS sinking 1mA
STATUS Output Low Voltage
0.2
V
THM/
SHDN
Falling Threshold
2.01
2.1
2.19
V
THM/
SHDN
Rising Threshold
2.20
2.3
2.34
V
1.1V < V
CCI
< 3.5V
CCV Clamp Voltage with Respect to CCI
PARAMETER
MIN
TYP
MAX
UNITS
GMV Amplifier Output Current
GMI Amplifier Output Current
CCI Clamp Voltage with Respect to CCV
±130
±320
80
80
μ
A
μ
A
mV
mV
GMI Amplifier Transconductance
200
μ
A/V
25
25
200
200
CELL0, CELL1 Input Bias Current
SETI Input Voltage Range (Note 1)
VADJ Adjustment Range
-1
0
10
1
μ
A
V
%
V
REF
SETI, VADJ Input Bias Current
VADJ Input Voltage Range
-10
0
10
V
REF
nA
V
CONDITIONS
1.1V < V
CCV
< 3.5V
SUPPLY AND REFERENCE
GMV Amplifier Transconductance
800
μ
A/V
CONTROL INPUTS/OUTPUTS
ERROR AMPLIFIERS
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