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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3734 |
PolyPhase? |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Up |
Positive |
Boost |
2 |
2 |
4.5V ~ 60V |
105kHz ~ 760kHz |
96% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
28-WFQFN Exposed Pad |
28-QFN (4x5) |
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|
50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4V ~ 60V |
105kHz ~ 835kHz, 350kHz ~ 535kHz |
99% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
20-TSSOP (0.173", 4.40mm Width) Exposed Pad |
20-TSSOP-EP |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
3.5V ~ 60V |
50kHz ~ 850kHz |
100% |
No |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
12-WFDFN Exposed Pad |
12-DFN (4x3) |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
3.5V ~ 60V |
50kHz ~ 850kHz |
100% |
No |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
12-TSSOP (0.118", 3.00mm Width) Exposed Pad |
12-MSOP-EP |
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1240 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4V ~ 38V |
250kHz ~ 780kHz |
95% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
28-WFQFN Exposed Pad |
28-QFN (4x5) |
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|
50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive |
Buck-Boost |
2 |
2 |
4.7V ~ 60V |
200kHz ~ 700kHz |
- |
Yes |
Yes |
- |
Enable, Frequency Control, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
38-TFSOP (0.173", 4.40mm Width) Exposed Pad |
38-TSSOP-EP |
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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-TSSOP (0.173", 4.40mm Width) Exposed Pad |
20-TSSOP-EP |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
2.8V ~ 18V |
- |
100% |
No |
No |
- |
Enable, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SO |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
2.8V ~ 18V |
- |
100% |
No |
No |
- |
Enable, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
8-MSOP |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive or Negative, Isolation Capable |
Boost, Flyback, SEPIC |
1 |
1 |
5.5V ~ 100V |
100kHz ~ 1MHz |
- |
No |
Yes |
- |
Enable, Frequency Control, Soft Start |
-40°C ~ 150°C (TJ) |
Surface Mount |
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad |
10-MSOP-EP |
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|
50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive, Isolation Capable |
Boost, Forward Converter |
1 |
1 |
Up to 20V |
- |
90% |
No |
Yes |
- |
Current Limit, Enable, Phase Control, Soft Start |
0°C ~ 70°C (TA) |
Surface Mount |
20-SOIC (0.295", 7.50mm Width) |
20-SO |
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|
50 |
- |
Bulk,Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive or Negative |
Boost, Flyback, SEPIC |
1 |
1 |
2.5V ~ 36V |
50kHz ~ 1MHz |
92% |
No |
Yes |
- |
Enable, Frequency Control |
-40°C ~ 125°C (TJ) |
Surface Mount |
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
10-MSOP |
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1240 |
PolyPhase? |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 38V |
200kHz ~ 2MHz |
- |
Yes |
No |
- |
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 |
- |
Tube |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive, Isolation Capable |
Flyback |
1 |
1 |
4.5V ~ 20V |
100kHz |
88% |
Yes |
Yes |
- |
Enable, Frequency Control, On Time Control |
-40°C ~ 125°C (TJ) |
Surface Mount |
16-TSSOP (0.173", 4.40mm Width) Exposed Pad |
16-TSSOP-EP |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.35V ~ 14V |
- |
- |
Yes |
Yes |
- |
Enable, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
32-WFQFN Exposed Pad |
32-QFN (5x5) |
