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Product Buy Status Documents Automotive Recommended 5K Pricing Regulator Type # of Outputs Input Voltage Range (V) Output Voltage Range (V) Output Current (mA) Max Quiescent Current (mA) type Switching Frequency (kHz) Switch current (A) type Synchronous Rectifier Operating Temperature Range (°C) Vfb (V) Duty Cycle Max (%) SHUTDOWN Current (µA) (Typ) Light Load Efficiency Mode Alternative Topology Packages
MIC2203 In Production No $1.08 Step Down (Buck) 1 2.3 - 5.5 0.5 - 5.5 300 0.32 1000 0 Yes -40 to 125 0.5 1 0.01 No 10/MSOP
10/VDFN
MIC23030 In Production No $0.54 Step Down (Buck) 1 2.7 - 5.5 0.62 400 0.021 8000 0 Yes -40 to 125 0.62 80 0.01 Yes 6/UDFN
MIC23031 In Production No $0.55 Step Down (Buck) 1 2.7 - 5.5 0.62 400 0.021 4000 0 Yes -40 to 125 0.62 80 0.01 Yes 6/UDFN
MIC23250 In Production No $1.13 Step Down (Buck) 2 2.7 - 5.5 0.72 400 4000 0 Yes -40 to 125 0.72 0.86 0.01 Yes 10/UDFN
12/UDFN
MCP1601 In Production $0.89 Step Down (Buck) 1 2.7 - 5.5 0.9 500 0.119 750 0 Yes -40 to 85 0.8 100 0.05 Yes 8/MSOP
MCP1603 In Production No $0.71 Step Down (Buck) 1 2.7 - 5.5 0.8 - 4.5 500 0.045 2000 0 Yes -40 to 85 0.8 100 0.1 Yes 5/TSOT
8/DFN
MIC2245 In Production No $1.02 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 500 0.71 4000 Yes -40 to 125 1 1 0.01 No 10/VDFN
MIC2285 In Production No $1.52 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 500 0.79 8000 0 Yes -40 to 125 1 100 0.01 No 10/VDFN
MCP1602 In Production Yes $0.75 Step Down (Buck) 1 2.7 - 5.5 0.8 - 4.5 500 0.045 2000 Yes -40 to 85 0.8 0.05 Yes 8/DFN
8/MSOP
MIC2202 In Production No $1.08 Step Down (Buck) 1 2.3 - 5.5 0.5 - 5.5 600 0.35 Yes -40 to 125 0.5 1 0.01 No 10/MSOP
10/VDFN
MIC2204 In Production No $1.29 Step Down (Buck) 1 2.3 - 5.5 1 - 5.5 600 0.32 2000 Yes -40 to 125 1 1 6 No 10/MSOP
10/VDFN
MIC2205 In Production No $1.02 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 600 0.69 2000 Yes -40 to 125 1 1 0.1 No 10/VDFN
MIC2206 In Production No $1.55 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 600 0.57 2000 Yes -40 to 125 1 1 0.1 No 10/VDFN
MIC2224 In Production No $1.93 Step Down (Buck) 1 2.7 - 5.5 0.3 - 5.5 600 0.36 2000 0 Yes -40 to 125 0 1 1 No 10/VDFN
MIC2285A In Production No $0.73 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 600 0.79 8000 0 Yes -40 to 125 1 100 0.01 No 10/UDFN
MIC23050 In Production No $0.28 Step Down (Buck) 1 2.7 - 5.5 0.72 - 3.3 600 0.021 4000 0 Yes -40 to 125 0 89 0.01 Yes 8/VDFN
MIC23051 In Production No $0.67 Step Down (Buck) 1 2.7 - 5.5 0.72 600 0.02 4000 0 Yes -40 to 125 0 80 0.01 Yes 8/VDFN
MCP1612 In Production $1.10 Step Down (Buck) 1 2.7 - 5.5 0.8 - 5 1000 5 1400 0 Yes -40 to 85 0.8 100 0.01 No 8/DFN
8/MSOP
MIC23156 In Production No $0.56 Step Down (Buck) 1 2.7 - 5.5 0.7 - 2.4 1500 0.03 3000 0 Yes -40 to 125 0 80 0.1 Yes 16/WLCSP
17/VQFN
MIC23159 In Production No $0.96 Step Down (Buck) 2 2.7 - 5.5 0.62 - 3.3 1500 45 3000 0 Yes -40 to 125 0.62 90 0.1 Yes 20/VQFN
MIC38150 In Production No $2.24 Step Down (Buck) 1 3 - 5.5 1 - 3.3 1500 1 1000-2500 1.5 Yes -40 to 125 1 30 Yes HYS 28/VQFN
MIC4720 In Production No $0.57 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 1500 0.57 2000 0 No -40 to 125 1 100 2 No 10/MSOP
12/VDFN
MIC4721 In Production No $0.47 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 1500 0.57 2000 0 No -40 to 125 1 100 2 No 10/MSOP
MIC22200 In Production No $1.10 Step Down (Buck) 1 2.6 - 5.5 0.7 - 5.5 2000 1.2 0 Yes -40 to 125 0.7 1 3.7 No 12/VDFN
MIC22205 In Production No $0.87 Step Down (Buck) 1 2.9 - 5.5 0.7 - 5.5 2000 1.2 800 to 4000 0 Yes -40 to 125 0.7 100 3.7 No 12/VDFN
MIC2267 In Production No $1.25 Step Down (Buck) 1 3 - 5.5 1 - 5.5 2000 1 Yes -40 to 125 1 1 1 No 12/VDFN
MIC23150 In Production No $0.99 Step Down (Buck) 1 2.7 - 5.5 0.95 2000 0.023 4000 Yes -40 to 125 0 0.8 0.01 Yes 8/UDFN
MIC23153 In Production No $1.08 Step Down (Buck) 1 2.7 - 5.5 0.62 2000 0.022 4000 Yes -40 to 125 0.62 0.8 0.01 Yes 10/UDFN
MIC23155 In Production No $1.09 Step Down (Buck) 1 2.7 - 5.5 0.62 2000 0.022 3000 Yes -40 to 125 0.62 0.89 0.01 Yes 10/UDFN
MIC23158 In Production No $0.92 Step Down (Buck) 2 2.7 - 5.5 0.62 - 3.3 2000 45 3000 0 Yes -40 to 125 0.62 90 0.1 Yes 20/VQFN
MIC23201 In Production No $0.33 Step Down (Buck) 1 2.7 - 5.5 0.62 - 3.6 2000 1.15 2000 0 Yes -40 to 125 0.62 80 1.34 No 10/VDFN
MIC23254 In Production No $1.31 Step Down (Buck) 2 2.5 - 5.5 1 - 1.8 2000 4000 Yes -40 to 125 0.86 0.01 Yes 10/UDFN
MIC2207 In Production No $1.10 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 3000 0.57 2000 0 No -40 to 125 1 100 2 No 12/VDFN
MIC23303 In Production No $0.52 Step Down (Buck) 1 2.9 - 5.5 0.62 - 3.6 3000 0.023 4000 0 Yes -40 to 125 0.62 80 0 Yes 12/VDFN
MIC23350 In Production No $1.07 Step Down (Buck) 1 2.4 - 5.5 0.6 - 3.84 3000 .060 1200 0 Yes -40 to 125 0.6 100 1.5 Yes 16/UQFN
MIC23356 In Production No $1.15 Step Down (Buck) 1 2.4 - 5.5 0.6 - 3.84 3000 .060 600 to 2800 0 Yes -40 to 125 0.6 100 1.5 Yes 16/UQFN
MIC38300 In Production No $2.67 Step Down (Buck) 1 3 - 5.5 1 - 3.3 3000 1 1000-2500 3 Yes -40 to 125 1 30 Yes HYS 28/VQFN
MIC4722 In Production No $1.73 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 3000 0.57 2700 No -40 to 125 1 1 2 No 12/VDFN
MIC4723 In Production No $0.62 Step Down (Buck) 1 2.7 - 5.5 1 - 5.5 3000 0.57 2000 0 No -40 to 125 1 100 2 No 10/MSOP
12/VDFN
MIC4724 In Production No $1.75 Step Down (Buck) 1 3 - 6 1 - 5.5 3000 0.57 2000 No -40 to 125 1 1 2 No 10/MSOP
MIC4742 In Production No $1.91 Step Down (Buck) 2 2.9 - 5.5 0.6 - 5.5 3000 2000 No -40 to 125 0.6 1 1.6 No 16/TSSOP
16/VQFN
MIC4744 In Production No $2.54 Step Down (Buck) 2 2.9 - 5.5 0.6 - 5.5 3000 4000 No -40 to 125 0.6 1 1.6 No 16/TSSOP
16/VQFN
MIC4782 In Production No $1.34 Step Down (Buck) 2 3 - 6 0.607 - 6 3000 1800 No -40 to 125 0.607 1 1.6 No 16/VQFN
MIC4930 In Production No $0.76 Step Down (Buck) 1 2.7 - 5.5 0.7 3000 0.8 3300 Yes -40 to 125 0.625 0.01 No 10/VDFN
MIC22400 In Production No $1.10 Step Down (Buck) 1 2.6 - 5.5 0.7 - 5.5 4000 1.3 Yes -40 to 125 0.7 1 5 No 20/TSSOP
20/VQFN
MIC22405 In Production No $1.60 Step Down (Buck) 1 2.9 - 5.5 0.7 - 5.5 4000 1.3 Yes -40 to 125 0.7 1 5 No 20/VQFN
MIC4950 In Production No $1.03 Step Down (Buck) 1 2.7 - 5.5 0.7 5000 0.8 3300 Yes -40 to 125 0.625 0.01 No 10/VDFN
MIC22600 Mature Product
Consider: MIC22705		 No $1.90 Step Down (Buck) 1 2.6 - 5.5 0.7 - 5.5 6000 0.85 1000 Yes -40 to 125 0.7 1 5 No 24/TSSOP
24/VQFN
MIC22601 In Production No $2.17 Step Down (Buck) 1 2.6 - 5.5 0.7 - 5.5 6000 0.85 4000 Yes -40 to 125 0.7 1 5 No 24/VQFN
MIC22602 In Production No $2.12 Step Down (Buck) 1 2.6 - 5.5 0.7 - 5.5 6000 0.85 1000 Yes -40 to 125 0.7 1 5 No 24/VQFN
MIC23603 In Production No $1.13 Step Down (Buck) 1 2.9 - 5.5 0.62 - 3.6 6000 0.024 4000 Yes -40 to 125 0.62 0.8 0.01 Yes 20/VDFN
MIC23650 In Production No $1.34 Step Down (Buck) 1 2.4 - 5.5 0.6 - 3.84 6000 .060 1200 0 Yes -40 to 125 0.6 100 1.5 Yes 16/UQFN
MIC23656 In Production No $1.44 Step Down (Buck) 1 2.4 - 5.5 0.6 - 3.84 6000 .060 600 to 2800 0 Yes -40 to 125 0.6 100 1.5 Yes 16/UQFN
MIC33M650 Samples Available No $2.46 Step Down (Buck) 1 2.4 - 5.5 0.6 - 3.84 6000 .060 1200 0 Yes -40 to 125 0.6 100 1.5 Yes 53/MODULE
MIC33M656 Samples Available No $2.65 Step Down (Buck) 1 2.4 - 5.5 0.6 - 3.84 6000 .060 2300 0 Yes -40 to 125 0.6 100 1.5 Yes 53/MODULE
MIC22700 In Production No $2.31 Step Down (Buck) 1 2.6 - 5.5 0.7 - 5.5 7000 0.85 1000 Yes -40 to 125 0.7 1 5 No 24/VQFN
MIC22705 In Production No $2.31 Step Down (Buck) 1 2.9 - 5.5 0.7 - 5.5 7000 0.85 1000 Yes -40 to 125 0.7 1 5 No 24/VQFN
MIC22950 In Production No $3.07 Step Down (Buck) 1 2.6 - 5.5 0.7 - 5.5 10000 1 Yes -40 to 125 0.7 1 5 No 32/VQFN
5K pricing is for budgetary use only, shown in United States dollars. The prices are representative and do not reflect final pricing. Contact your local Microchip sales representative or distributor for volume and / or discount pricing.

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Automotive Recommended
5K Pricing
Regulator Type
# of Outputs
Input Voltage Range (V)
Output Voltage Range (V)
Output Current (mA) Max
Quiescent Current (mA) type
Switching Frequency (kHz)
Switch current (A) type
Synchronous Rectifier
Operating Temperature Range (°C)
Vfb (V)
Duty Cycle Max (%)
SHUTDOWN Current (µA) (Typ)
Light Load Efficiency Mode
Alternative Topology
Packages