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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1574 |
PolyPhase? |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 38V |
250kHz ~ 770kHz |
94% |
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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1356 |
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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1724 |
- |
Strip |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive, Isolation Capable |
Flyback |
1 |
1 |
4.5V ~ 60V |
50kHz ~ 250kHz |
69% |
No |
No |
- |
Current Limit, Enable, Frequency Control, Soft Start |
-40°C ~ 125°C (TA) |
Surface Mount |
16-WFQFN Exposed Pad |
16-TQFN (3x3) |
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1509 |
- |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
2 |
2 |
4V ~ 36V |
75kHz ~ 500kHz |
96% |
No |
Yes |
- |
Enable, Frequency Control, Phase Control, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
24-SSOP (0.154", 3.90mm Width) |
24-SSOP |
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1356 |
PolyPhase? |
Tube |
Active |
PWM Signal |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 38V |
150kHz ~ 1.2MHz |
98% |
No |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
36-WFQFN Exposed Pad |
36-QFN (5x6) |
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|
1477 |
- |
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 ~ 150°C (TJ) |
Surface Mount |
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
10-MSOP |
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|
1943 |
- |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
2 |
2 |
4V ~ 36V |
75kHz ~ 500kHz |
96% |
No |
Yes |
- |
Enable, Frequency Control, Phase Control, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
24-TSSOP (0.173", 4.40mm Width) Exposed Pad |
24-TSSOP |
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|
1396 |
- |
Tube |
Active |
Transistor Driver |
Step-Up/Step-Down |
Positive |
Buck-Boost |
4 |
2 |
3V ~ 42V |
250kHz ~ 2.2MHz |
- |
Yes |
Yes |
- |
Current Limit, Power Good, Soft Start |
-40°C ~ 150°C (TJ) |
Surface Mount |
40-WFQFN Exposed Pad |
40-QFN (6x6) |
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1443 |
- |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
1 |
1 |
4.5V ~ 60V |
105kHz ~ 760kHz |
96% |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 150°C (TJ) |
Surface Mount |
24-WFQFN Exposed Pad |
24-QFN (4x4) |
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|
2014 |
- |
Strip |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
3 |
1 |
3.5V ~ 36V |
350kHz, 420kHz, 525kHz, 1.05MHz, 2.1MHz |
97.2% |
Yes |
Yes |
- |
- |
-40°C ~ 125°C (TA) |
Surface Mount, Wettable Flank |
32-WFQFN Exposed Pad |
32-WETQFN (5x5) |
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|
2014 |
- |
Strip |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
3 |
1 |
3.5V ~ 36V |
350kHz, 420kHz, 525kHz, 1.05MHz, 2.1MHz |
97.2% |
Yes |
Yes |
- |
- |
-40°C ~ 125°C (TA) |
Surface Mount, Wettable Flank |
32-WFQFN Exposed Pad |
32-WETQFN (5x5) |
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|
1409 |
- |
Tray |
Active |
PWM |
Step-Down |
Positive |
Buck |
2 |
6 |
4.5V ~ 16V |
300kHz ~ 800kHz |
- |
No |
No |
PMBus |
- |
-40°C ~ 125°C (TJ) |
Surface Mount |
48-WFQFN Exposed Pad |
48-TQFN (7x7) |
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|
4787 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 38V |
250kHz ~ 720kHz |
- |
Yes |
No |
- |
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
40-WFQFN Exposed Pad |
40-QFN (6x6) |
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|
1463 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive or Negative |
Buck |
1 |
1 |
2.5V ~ 60V |
50kHz ~ 1MHz |
99% |
Yes |
Yes |
- |
Enable, Frequency Control, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
38-WFQFN Exposed Pad |
38-QFN (4x6) |
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|
9902 |
- |
Tube |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4V ~ 140V |
50kHz ~ 900kHz |
100% |
No |
No |
- |
Current Limit, Power Good, Soft Start, Tracking |
-40°C ~ 125°C (TJ) |
Surface Mount |
24-WFQFN Exposed Pad |
24-QFN (4x5) |
