DC DC Switching Controllers：
| Compare | Mfr Part # | Quantity Available | Series | Package | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Mounting Type | Package / Case | Supplier Device Package | |||||||||||||||||||||||
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50 |
PolyPhase? |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4V ~ 60V |
105kHz ~ 835kHz, 350kHz ~ 535kHz |
99% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
32-WFQFN Exposed Pad |
32-QFN (5x5) |
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50 |
PolyPhase? |
Bulk,Tube |
Active |
PWM Signal |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 60V |
500kHz |
- |
No |
Yes |
- |
Current Limit, Enable, Frequency Control, Phase Control, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
24-WFQFN Exposed Pad |
24-QFN (4x4) |
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1235 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
2.75V ~ 9.8V |
460kHz ~ 635kHz |
100% |
Yes |
Yes |
- |
Enable |
-40°C ~ 85°C (TA) |
Surface Mount |
10-WFDFN Exposed Pad |
10-DFN (3x3) |
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50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.5V ~ 150V |
50kHz ~ 850kHz |
100% |
Yes |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
20-TSSOP (0.173", 4.40mm Width), 16 Leads, Exposed Pad |
20-TSSOP-EP |
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50 |
PolyPhase? |
Tube |
Active |
PWM Signal |
Step-Down |
Positive |
Buck |
2 |
2 |
3V ~ 5.5V |
250kHz ~ 1.25MHz |
91.5% |
No |
No |
- |
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
32-WFQFN Exposed Pad |
32-QFN (5x5) |
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1860 |
- |
Bulk |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.5V ~ 5.5V |
200kHz, 300kHz |
95% |
Yes |
Yes |
- |
Current Limit, Enable, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
20-SSOP (0.209", 5.30mm Width) |
20-SSOP |
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1257 |
PolyPhase? |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 38V |
250kHz ~ 1MHz |
- |
Yes |
Yes |
- |
Current Limit, Enable, Frequency Control, Phase Control |
-40°C ~ 125°C (TJ) |
Surface Mount |
28-WFQFN Exposed Pad |
28-QFN (4x5) |
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50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4V ~ 38V |
50kHz ~ 900kHz |
99% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
20-WFQFN Exposed Pad |
20-QFN (3x4) |
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28734 |
* |
Bulk |
Active |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
- |
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50 |
- |
Tray |
Active |
Transistor Driver |
Step-Up |
Positive |
Boost |
1 |
2 |
1.8V ~ 36V |
220kHz ~ 2.1MHz |
- |
Yes |
Yes |
- |
Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start, Sync |
-40°C ~ 125°C (TA) |
Surface Mount, Wettable Flank |
32-WFQFN Exposed Pad |
32-WETQFN (5x5) |
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50 |
- |
Strip |
Active |
Transistor Driver |
Step-Up |
Positive |
Boost |
1 |
2 |
1.8V ~ 36V |
220kHz ~ 2.1MHz |
- |
Yes |
Yes |
- |
Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start, Sync |
-40°C ~ 125°C (TA) |
Surface Mount, Wettable Flank |
32-WFQFN Exposed Pad |
32-WETQFN (5x5) |
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50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
6 |
4.5V ~ 5.5V |
200kHz ~ 1.2MHz |
- |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
48-WFQFN Exposed Pad |
48-GQFN (5x6) |
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50 |
PolyPhase? |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 24V |
- |
- |
Yes |
Yes |
I2C, PMBus |
Enable, Frequency Control |
-40°C ~ 105°C (TA) |
Surface Mount |
40-WFQFN Exposed Pad |
40-QFN (6x6) |
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3734 |
- |
Bulk |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.5V ~ 5.5V |
100kHz ~ 1MHz |
90% |
Yes |
No |
- |
Current Limit, Frequency Control, Reset, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
16-SOIC (0.154", 3.90mm Width) |
16-SOIC |
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50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Up/Step-Down |
Negative |
Buck-Boost |
1 |
1 |
4V ~ 140V |
50kHz ~ 900kHz |
99% |
No |
No |
- |
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start |
-40°C ~ 150°C (TJ) |
Surface Mount |
38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad |
38-TSSOP-EP |
