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参数资料
型号： MAX1645BEEI
厂商： MAXIM INTEGRATED PRODUCTS INC
元件分类： 电源管理
英文描述： Advanced Chemistry-Independent, Level 2 Battery Charger with Input Current Limiting
中文描述： 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO28
封装： QSOP-28
文件页数： 6/32页
文件大小： 357K
代理商： MAX1645BEEI
M
Advanced Chemistry-Independent, Level 2
Battery Charger with Input Current Limiting
6
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
DD
= +3.3V, V
BATT
= +16.8V, V
DCIN
= +18V,
T
A
= -40
°
C to +85
°
C
, unless otherwise noted. Guaranteed by design.)
PARAMETER
SYMBOL
CONDITIONS
MIN
50
TYP
MAX
150
20
UNITS
k
μA
PDL Turn-On Resistance
CVS Input Bias Current
ERROR AMPLIFIER SPECIFICATIONS
PDL to GND
V
CVS
= 28V
ChargingVoltage() = 0x41A0
ChargingVoltage() = 0x3130
ChargingVoltage() = 0x20D0
ChargingVoltage() = 0x1060
16.532
12.391
8.266
4.124
17.068
12.793
8.534
4.260
BATT Full-Charge Voltage
V0
V
ChargingCurrent() =
0x0BC0
130.4
170.4
BATT Charge Current-Sense
Voltage
I0
V
CSIP
- V
CSIN
ChargingCurrent() =
0x0080
0.76
12.04
mV
V
CLS
= 4.096V
V
CLS
= 2.048V
174.3
82.2
235.3
120.2
DCIN Source Current-Limit
Sense Voltage
V
CSSP
- V
CSSN
mV
BATT Undervoltage Charge
Current-Sense Voltage
V
BATT
= 1V, V
CSIP
- V
CSIN
1
10
mV
Inductor Peak Current Limit
V
CSIP
- V
CSIN
250
350
mV
BATT/CSIP/CSIN Input Voltage
Range
0
20
V
Total BATT Input Bias Current
Total of I
BATT
, I
CSIP
, and I
CSIN
;
V
BATT
= 0 to 20V
-700
+700
μA
Total BATT Quiescent Current
Total of I
BATT
, I
CSIP
, and I
CSIN
;
V
BATT
= 0 to 20V, charge inhibited
-100
+100
μA
Total BATT Standby Current
Total of I
BATT
, I
CSIP
, and I
CSIN
;
V
BATT
= 0 to 20V, V
DCIN
= 0
V
CSSP
= V
CSSN
= V
DCIN
= 0 to 28V
V
CSSP
= C
CSSN
= V
DCIN
= 0 to 28V
V
CSSP
= V
CSSN
= 28V, V
DCIN
= 0
-5
+5
μA
CSSP/Input Bias Current
CSSN Input Bias Current
CSSP/CSSN Quiescent Current
-100
-100
-1
+1000
+100
+1
μA
mA
μA
Battery Voltage-Error Amp DC
Gain
From BATT to CCV
200
V/V
CLS Input Bias Current
V
CLS
= V
REF
/2 to V
REF
From BATT to CCV, ChargingVoltage() =
0x41A0, V
BATT
= 16.8V
-1
+1
μA
Battery Voltage-Error Amp
Transconductance
0.111
0.444
μA/mV
Battery Current-Error Amp
Transconductance
From CSIP/CSIN to CCI, ChargingCurrent()
= 0x0BC0, V
CSIP
- V
CSIN
= 150.4mV
0.5
2.0
μA/mV
Input Current-Error Amp
Transconductance
From CSSP/CSSN to CCS, V
CLS
= 2.048V,
V
CSSP
- V
CSSN
= 102.4mV
V
CCV
= V
CCI
= V
CCS
= 0.25V to 2V (Note 3)
0.5
2.0
μA/mV
CCV/CCI/CCS Clamp Voltage
150
600
mV
相关PDF资料
PDF描述
MAX1647 Chemistry-Independent Battery Chargers
MAX1648 Chemistry-Independent Battery Chargers
MAX1647-MAX1648 Chemistry-Independent Battery Chargers
MAX1648ESE Chemistry-Independent Battery Chargers
MAX1647EAP Chemistry-Independent Battery Chargers
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