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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1252 |
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 |
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 |
24-WFQFN Exposed Pad |
24-QFN (4x4) |
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|
50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive |
Buck-Boost |
1 |
1 |
4V ~ 60V |
645kHz ~ 2.1MHz |
95% |
Yes |
Yes |
- |
Current Limit, Frequency Control, 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-Up |
Positive |
Boost |
2 |
2 |
6V ~ 40V |
154kHz ~ 465kHz |
94% |
Yes |
Yes |
- |
Enable, Reset, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
28-TSSOP (0.173", 4.40mm Width) Exposed Pad |
28-TSSOP-EP |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Up/Step-Down |
Negative |
Flyback |
1 |
1 |
3V ~ 16.5V |
100kHz ~ 500kHz |
96% |
No |
Yes |
- |
Enable, Frequency Control |
-40°C ~ 85°C (TA) |
Surface Mount |
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
10-uMAX/uSOP |
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|
1259 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
3.5V ~ 14V |
- |
100% |
No |
No |
- |
Current Limit, Enable |
0°C ~ 70°C (TA) |
Surface Mount |
8-SOIC (0.154", 3.90mm Width) |
8-SO |
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|
1241 |
PolyPhase? |
Tube |
Active |
PWM Signal |
Step-Down |
Positive |
Buck |
2 |
2 |
3V ~ 5.5V |
250kHz ~ 3MHz |
91.5% |
No |
No |
- |
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
36-WFQFN Exposed Pad |
36-QFN (5x6) |
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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 |
- |
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 |
PolyPhase? |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 24V |
250kHz ~ 1MHz |
- |
Yes |
Yes |
I2C, PMBus |
Enable, Frequency Control, Phase Control |
-40°C ~ 125°C (TJ) |
Surface Mount |
40-WFQFN Exposed Pad |
40-QFN (6x6) |
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|
1247 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.5V ~ 38V |
250kHz ~ 770kHz |
- |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
24-WFQFN Exposed Pad |
24-QFN (4x4) |
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|
1236 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4V ~ 38V |
200kHz ~ 1.2MHz |
98% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
24-WFQFN Exposed Pad |
24-QFN (4x4) |
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|
50 |
- |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Down, Step-Up/Step-Down |
Positive or Negative |
Buck, Boost |
1 |
1 |
3.9V ~ 36V |
150kHz |
99% |
Yes |
Yes |
- |
Enable, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
16-SOIC (0.154", 3.90mm Width) |
16-SO |
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|
50 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
3V ~ 8V |
300kHz |
95% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
16-SSOP (0.154", 3.90mm Width) |
16-SSOP |
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|
50 |
- |
Tube |
Active |
PWM |
Step-Up |
Positive |
Boost |
2 |
2 |
5.5V ~ 60V |
50kHz ~ 425kHz |
96% |
No |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good |
-40°C ~ 125°C (TJ) |
Surface Mount |
28-WFQFN Exposed Pad |
28-QFN (4x5) |
