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参数资料
| 型号： | MAX1737EEI+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 5/18页 |
| 文件大小： | 0K |
| 描述： | IC CNTRLR BAT CHARGE 28-QSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion） |
| 电源电压： | 6 V ~ 28 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 28-SSOP（0.154"，3.90mm 宽） |
| 供应商设备封装： | 28-QSOP |
| 包装： | 带卷 (TR) |
MAX1737
Stand-Alone Switch-Mode
Lithium-Ion Battery-Charger Controller
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V DCIN = V CSSN = V CSSP = +18V, SHDN = VL, CELL = GND, V BATT = V CS = +4.2V, V VADJ = V REF / 2, ISETIN =
ISETOUT = REF, R THM = 10k Ω , T A = -40°C to +85°C , unless otherwise noted.) (Note 9)
PARAMETER
CONDITIONS
MIN
MAX
UNITS
SUPPLY AND REFERENCE
DCIN Input Voltage Range
6
28
V
VL Output Voltage
6.0V < V DCIN < 28V
5.1
5.7
V
REF Output Voltage
REF Line Regulation
6V < V DCIN < 28V
4.166
4.242
6
V
mV
SWITCHING REGULATOR
PWM Oscillator Frequency
DHI, DLO On-Resistance
BATT, CS Input Voltage Range
Battery Regulation Voltage (V BATTR )
Absolute Voltage Accuracy
V BATT = 15V, CELL = VL
CELL = float, GND, VL, or REF
Not including V ADJ resistor tolerances
260
0
4.158
-1
340
7
19
4.242
1
kHz
Ω
V
V/cell
%
ERROR AMPLIFIERS
CS to BATT Current-Sense Voltage
CS to BATT Full-Scale Current-Sense
Voltage
CS to BATT Current-Sense Voltage When in
Prequalification State
CS to BATT Hard Current-Limit Voltage
CSSP to CSSN Current-Sense Voltage
CSSP to CSSN Full-Scale Current-Sense
Voltage
V ISETOUT = V REF / 5
V BATT = 3V to 17V, CELL = GND or VL
V BATT < 2.4V per cell
6V < V CSSP < 28V, V ISETIN = V REF / 5,
V CCS = 2V
6V < V CSSP < 28V, V CCS = 2V
25
180
3
350
5
85
55
220
17
420
35
115
mV
mV
mV
mV
mV
mV
STATE MACHINE
THM Trip-Threshold Voltage
THM Low-Temperature Current
THM COLD Threshold Resistance (Note 3)
BATT Undervoltage Threshold (Note 4)
BATT Overvoltage Threshold (Note 5)
BATT Charge Current Full-Charge
Termination Threshold, CS-BATT (Note 6)
Temperature Measurement Frequency
THM low-temperature or high-temperature current
V THM = 1.4V
Combines THM low-temperature current and
THM rising threshold, V TRT /I TLTC
1nF on TIMER1 and TIMER2
1.386
46.2
26.92
2.4
4.55
35
0.93
1.414
51.5
30.59
2.6
4.8
55
1.37
V
μA
k Ω
V/cell
V/cell
mV
Hz
Maxim Integrated
5
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