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参数资料
| 型号： | MAX1587CETL+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 6/30页 |
| 文件大小： | 0K |
| 描述： | IC POWER MANAGEMENT 40-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 应用： | 手持/移动设备 |
| 电源电压： | 2.6 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 40-WFQFN 裸露焊盘 |
| 供应商设备封装： | 40-TQFN-EP（6x6） |
| 包装： | 带卷 (TR) |
第1页第2页第3页第4页第5页当前第6页第7页第8页第9页第10页第11页第12页第13页第14页第15页第16页第17页第18页第19页第20页第21页第22页第23页第24页第25页第26页第27页第28页第29页第30页
High-Efficiency, Low-I Q PMICs with
Dynamic Core for PDAs and Smart Phones
ELECTRICAL CHARACTERISTICS
(V IN = 3.6V, V BKBT = 3.0V, V LBI = 1.1V, V DBI = 1.35V, circuit of Figure 5, T A = -40°C to +85°C , unless otherwise noted.) (Note 5)
PARAMETER
PV1, PV2, PV3, SLPIN, IN Supply
Voltage Range
IN45, IN6 Supply Voltage Range
IN Undervoltage-Lockout (UVLO)
Threshold
CONDITIONS
PV1, PV2, PV3, IN, and SLPIN must connect together
externally
V IN rising
V IN falling
MIN
2.6
2.4
2.25
2.200
MAX
5.5
5.5
2.55
2.525
UNITS
V
V
V
SYNCHRONOUS-BUCK PWM REG1
REG1 Voltage Accuracy
FB1 Voltage Accuracy
FB1 = GND, 3.6V ≤ V PV1 ≤ 5.5V, load = 0 to 1300mA
FB1 = IN, 3.6V ≤ V PV1 ≤ 5.5V, load = 0 to 1300mA
FB1 used with external resistors, 3.6V ≤ V PV1 ≤ 5.5V,
load = 0 to 1300mA
3.25
2.955
1.231
3.35
3.045
1.269
V
V
FB1 Input Current
Dropout Voltage
p-Channel On-Resistance
n-Channel On-Resistance
p-Channel Current-Limit Threshold
FB1 used with external resistors
Load = 800mA (Note 1)
Load = 1300mA (Note 1)
I LX1 = -180mA
I LX1 = -180mA, V PV1 = 2.6V
I LX1 = 180mA
I LX1 = 180mA, V PV1 = 2.6V
-1.55
100
280
450
0.3
0.35
0.225
0.25
-2.10
nA
mV
Ω
Ω
A
OUT1 Maximum Output Current
2.6V ≤ V PV1 ≤ 5.5V (Note 3)
1.30
A
LX1 Leakage Current
V PV1 = 5.5V, LX1 = GND or PV1, V ON1 = 0V
-10
+10
μA
SYNCHRONOUS-BUCK PWM REG2
FB2 = GND, 3.6V ≤ V PV2 ≤ 5.5V, load = 0 to 900mA
2.463
2.537
REG2 Voltage Accuracy
FB2 Voltage Accuracy
MAX1586A, MAX1587A, FB2 = IN, 3.6V ≤ V PV2 ≤ 5.5V,
load = 0 to 900mA
MAX1586B, FB2 = IN, 3.6V ≤ V PV2 ≤ 5.5V,
load = 0 to 900mA
FB2 used with external resistors, 3.6V ≤ V PV2 ≤ 5.5V,
load = 0 to 900mA
1.773
3.25
1.231
1.827
3.35
1.269
V
V
FB2 Input Current
Dropout Voltage
p-Channel On-Resistance
n-Channel On-Resistance
p-Channel Current-Limit Threshold
FB2 used with external resistors, V FB2 = 1.25V
Load = 900mA (Note 1)
I LX2 = -180mA
I LX2 = -180mA, V PV2 = 2.6V
I LX2 = -180mA
I LX2 = -180mA, V PV2 = 2.6V
-1.1
100
380
0.375
0.425
0.25
0.275
-1.50
nA
mV
Ω
Ω
A
OUT2 Maximum Output Current
2.6V ≤ V PV2 ≤ 5.5V (Note 3)
0.9
A
LX2 Leakage Current
V PV2 = 5.5V, LX2 = GND or PV2, V ON2 = 0V
-10
+10
μA
6
_______________________________________________________________________________________
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