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PWM Controllers – Buck Products

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Product Buy Status Documents Automotive Recommended 5K Pricing Supported Topologies Supported Outputs Minimum Input Voltage (V) Maximum Input Voltage (V) Minimum Output Voltage (V) Maximum Output Voltage (V) PFM, Discontinuous, Hyperlight load, or Skip Mode Typical Tolerance (%) Duty Cycle Max (%) Operating Frequency (Hz) External Clock Sync Power Good Signal Soft Start Internal Compensation Internal Voltage Bias Enable Pin Current Limit / Short Circuit Protection Input UVLO Typ (V) Operating Supply Current (mA) Iq Off (µA) Packages
MIC2127A In Production Call for pricing COT 1 4.5 0 0.6 30 False 1 85 200KHz to 800KHz False True True True True True True 4.2 1.4 0.1 Please call for package information
MIC2101 In Production No $0.80 Sync. Buck 1 4.5 38 0.8 24 True ±1 0.85 200K to 600K True True True True True True 4.2 0.4 0.1 16/VQFN
MIC2102 In Production No $0.83 Sync. Buck 1 4.5 38 0.8 24 ±1 0.85 200K to 600K True True True True True True 4.2 2.1 0.1 16/VQFN
MIC2103 In Production No $1.00 Sync. Buck 1 4.5 75 0.8 24 True ±1 0.85 200K to 600K True True True True True True 4.2 0.4 0.1 16/VQFN
MIC2104 In Production No $1.00 Sync. Buck 1 4.5 75 0.8 24 ±1 0.85 200K to 600K True True True True True True 4.2 2.1 0.1 16/VQFN
MIC2111B In Production No $0.72 Buck 1 3.3 5 0 0 True 1 200k - 2M False True False False False False False 0 0 0 20/WQFN
MIC2124 In Production No $0.76 Sync. Buck 1 3 18 0.8 ±1 0.91 300K True True True True 2.7 1.4 1 10/MSOP
MIC2125 In Production No $0.50 COT 1 4.5 28 0.6 24 True 1 85 750000 False True True True True True True 4.2 0.34 0.1 16/VQFN
MIC2126 In Production No $0.50 COT 1 4.5 28 0.6 28 False 1 85 650000 False True True True True True True 4.2 1.1 0.1 16/VQFN
MIC2128 In Production No $1.06 COT 1 4.5 75 0.6 30 False 1 85 270KHz to 800KHz False True True True True True True 4.2 1.4 0.1 16/VQFN
MIC2130 In Production No $1.61 Sync. Buck 1 8 40 0.7 ±2 0.92 150K or 400K True True True True True 1.1 4 180 16/TSSOP
16/VQFN
MIC2131 In Production No $1.69 Sync. Buck 1 8 40 0.7 ±2 0.92 150K or 400K True True True True True 1.1 4 180 16/TSSOP
16/VQFN
MIC2150 In Production No $2.60 Sync. Buck 2 4.5 14.5 0.7 ±1 0.8 500K True True True True True 2.03 4.2 50 24/VQFN
MIC2151 In Production No $2.54 Sync. Buck 2 4.5 14.5 0.7 ±1 0.83 300K True True True True True 2.03 4.2 50 24/VQFN
MIC2155 In Production No $2.16 Sync. Buck 1 4.5 14.5 0.7 3.6 ±1 0.8 500K True True True True True True 6 210 32/VQFN
MIC2164 In Production No $0.75 Sync. Buck 1 3 28 0.8 5.5 ±1 300K, 600K, 1M True True True True True 2.7 1.4 800 10/MSOP
MIC2164C In Production No $0.70 Sync. Buck 1 3 28 0.8 5.5 ±3 0.87 270K True True True True True 2.7 1.4 800 10/MSOP
MIC2165 In Production No $1.03 Sync. Buck 1 4.5 28 0.8 5.5 True ±1 0.82 600K True True True True True 4.2 0.45 5 10/MSOP
MIC2166 In Production No $0.97 Sync. Buck 1 4.5 28 0.8 5.5 False ±1 0.82 600K False True True True True True True 4.2 0.95 5 10/MSOP
MIC2168 In Production No $1.52 Sync. Buck 1 3 14.5 0.8 ±1 0.9 1.0M True True True True True 1.6 50 10/MSOP
MIC2169 In Production No $1.48 Sync. Buck 1 3 14.5 0.8 ±1 0.92 500K True True True True 1.5 10/MSOP
MIC2169A In Production No $1.48 Sync. Buck 1 3 14.5 0.8 ±1 0.92 500K True True True True 1.5 50 10/MSOP
MIC2169B In Production No $1.41 Sync. Buck 1 3 14.5 0.8 ±1 0.92 500K True True True True 1.5 50 10/MSOP
MIC2176 In Production No $1.30 Sync. Buck 1 4.5 75 0.8 ±1 100K, 200K, or 300k True True True True True 3.85 1.4 700 10/MSOP
MIC2182 In Production No $2.49 Sync. Buck 1 4.5 32 1.25 6 True ±1 0.86 300K True True True True True 2.5 1.6 0.1 16/SOIC
16/SSOP
MIC2183 In Production No $2.56 Sync. Buck 1 2.9 14 1.3 12 ±1 1 200K / 400K True True True True True 1.7 0.5 16/QSOP
16/SOIC
MIC2184 In Production No $2.56 Async. Buck 1 2.9 14 1.3 12 ±1 1 200K / 400K True True True True True 1.7 0.5 16/QSOP
16/SOIC
MIC2193 In Production No $2.06 Sync. Buck 1 2.9 14 ±1 1 400K True True 2.65 1 8/SOIC
MIC2194 In Production No $1.54 Async. Buck 1 2.9 14 ±1 1 400K True True True 1 0.5 8/SOIC
MIC2198 In Production No $2.27 Sync. Buck 1 4.5 32 0.8 6 ±1 0.76 500K True True True 3.5 0.1 12/VDFN
MIC2199 In Production No $2.22 Buck 1 4.5 32 0.8 6 ±1 0.85 300K True True True 1.6 0.1 12/VDFN
MCP19035 In Production Yes $1.12 Sync. Buck 1 4.5 30 ±2.5 0.85 300K / 600K True True True True True 4.2 6 25 10/DFN
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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Product
Buy
Status
Documents
Automotive Recommended
5K Pricing
Supported Topologies
Supported Outputs
Minimum Input Voltage (V)
Maximum Input Voltage (V)
Minimum Output Voltage (V)
Maximum Output Voltage (V)
PFM, Discontinuous, Hyperlight load, or Skip Mode
Typical Tolerance (%)
Duty Cycle Max (%)
Operating Frequency (Hz)
External Clock Sync
Power Good Signal
Soft Start
Internal Compensation
Internal Voltage Bias
Enable Pin
Current Limit / Short Circuit Protection
Input UVLO Typ (V)
Operating Supply Current (mA)
Iq Off (µA)
Packages