参数资料
型号: MC34704BEPR2
厂商: Freescale Semiconductor
文件页数: 26/54页
文件大小: 0K
描述: IC PWR MNGMT DC-DC MULT 56-QFN
特色产品: MC34704 Multi-channel Power Management IC (PMIC)
标准包装: 1
应用: 处理器
电流 - 电源: 86mA
电源电压: 2.7 V ~ 5.5 V
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 56-VFQFN 裸露焊盘
供应商设备封装: 56-QFN-EP(7x7)
包装: 标准包装
产品目录页面: 809 (CN2011-ZH PDF)
其它名称: MC34704BEPR2DKR
FUNCTIONAL DESCRIPTION
FUNCTIONAL INTERNAL BLOCK DESCRIPTION
Table 6. Regulator Analysis Table
REG1
REG2
REG3
REG4
REG5
REG6
REG7
REG8
Vin (V)
Vout (V)
Iout_typ (A)
Iout_max (A)
DCR(m Ω )
Cout ( μ F)
ESR (m Ω)
Fsw (kHz)
Lout ( μ H)
Iin_typ (A)
Iin_max (A)
ILout_peak (A)
ICout_RMS (A)
Pout (W)
Ploss On Chip (W)
Ploss Total (W)
Pin (W)
n (%)
3.60
5.00
0.100
0.500
230
22
9.00
1500
1.50
0.154
0.540
0.724
0.212
0.500
0.042
0.044
0.544
91.90%
3.60
3.30
0.200
0.500
230
22
9.00
1500
1.50
0.201
0.502
0.510
0.005
0.660
0.047
0.049
0.709
93.12%
3.60
1.20
0.150
0.550
230
22
9.00
1500
1.50
0.063
0.209
0.649
0.074
0.180
0.038
0.041
0.221
81.48%
3.60
1.80
0.100
0.300
310
22
9.00
1500
1.50
0.059
0.178
0.444
0.076
0.180
0.028
0.030
0.210
85.91%
3.60
3.30
0.150
0.500
230
22
9.00
1500
1.50
0.150
0.501
0.512
0.0006
0.495
0.034
0.035
0.530
93.33%
3.60
15
0.050
0.060
230
22
9.00
1000
4.70
0.254
0.304
0.444
0.071
0.750
0.135
0.145
0.895
60.00%
3.60
-7
0.050
0.060
230
22
9.00
1000
4.70
0.107
0.128
0.443
0.129
0.350
0.000
0.027
0.377
69.00%
3.60
15
0.015
0.030
230
22
9.00
1000
4.70
0.077
0.154
0.297
0.043
0.225
0.045
0.047
0.272
64.00%
Table 7. 34704A overall system efficiency 84%
Overall System
Table 8. 34704B overall system efficiency 89%
Overall System
Pout (W)
Ploss On Chip (W)
Ploss Total (W)
Pin (W)
n (%)
3.340
0.369
0.41
3.75
84.00%
Pout (W)
Ploss On Chip (W)
Ploss Total (W)
Pin (W)
n (%)
1.74
0.192
0.202
1.942
89.6%
34704
Analog Integrated Circuit Device Data
26
Freescale Semiconductor
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