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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1834 |
- |
Tube |
Obsolete |
PWM Signal |
Step-Down |
Positive |
Buck |
4 |
4 |
4.75V ~ 5.25V |
80kHz ~ 1MHz |
75% |
- |
No |
- |
Enable, Frequency Control, Power Good |
0°C ~ 70°C (TA) |
Surface Mount |
32-VFQFN Exposed Pad |
32-QFN (5x5) |
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1692 |
- |
Bulk |
Active |
PWM Signal |
Step-Down |
Positive |
Buck |
4 |
4 |
4.75V ~ 5.25V |
80kHz ~ 1MHz |
- |
No |
No |
- |
Enable, Frequency Control, Soft Start |
0°C ~ 70°C (TA) |
Surface Mount |
40-VFQFN Exposed Pad |
40-QFN (6x6) |
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|
1318 |
- |
Bulk |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull |
2 |
1 |
8.4V ~ 22V |
400kHz ~ 1MHz |
50% |
No |
No |
- |
Current Limit, Frequency Control, Ramp, Soft Start |
0°C ~ 70°C (TA) |
Surface Mount |
20-LCC (J-Lead) |
20-PLCC (9x9) |
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1297 |
- |
Bulk |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, Flyback, SEPIC |
1 |
1 |
1.8V ~ 8V |
150kHz ~ 1.2MHz |
88% |
Yes |
Yes |
- |
Enable, Frequency Control, Low Battery, Reset |
0°C ~ 70°C (TA) |
Surface Mount |
20-TSSOP (0.173", 4.40mm Width) |
20-TSSOP |
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1689 |
- |
Tube |
Obsolete |
PWM Signal |
Step-Down |
Positive |
Buck |
4 |
4 |
4.75V ~ 5.25V |
80kHz ~ 1MHz |
75% |
- |
No |
- |
Enable, Frequency Control, Power Good |
-10°C ~ 100°C (TA) |
Surface Mount |
32-VFQFN Exposed Pad |
32-QFN (5x5) |
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|
50 |
Automotive, AEC-Q100 |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
1 |
1 |
4.5V ~ 36V |
100kHz ~ 1MHz |
93% |
No |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good |
-40°C ~ 125°C (TJ) |
Surface Mount |
16-WFQFN Exposed Pad |
16-TQFN (3x3) |
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|
50 |
Automotive, AEC-Q100 |
Tray |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
1 |
1 |
4.5V ~ 36V |
100kHz ~ 1MHz |
93% |
No |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good |
-40°C ~ 125°C (TJ) |
Surface Mount |
16-WFQFN Exposed Pad |
16-TQFN (3x3) |
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|
50 |
Automotive, AEC-Q100 |
Tube |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
1 |
1 |
4.5V ~ 36V |
1MHz ~ 2.5MHz |
85% |
No |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good |
-40°C ~ 125°C (TJ) |
Surface Mount |
16-WFQFN Exposed Pad |
16-TQFN (3x3) |
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2650 |
- |
Bulk |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
1.6V ~ 5.5V |
600kHz |
97% |
Yes |
Yes |
- |
Enable, Frequency Control, Soft Start |
-40°C ~ 85°C (TA) |
Surface Mount |
28-WFQFN Exposed Pad |
28-TQFN (5x5) |
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2420 |
- |
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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1724 |
Automotive, AEC-Q100 |
Tray |
Active |
Transistor Driver |
Step-Up, Step-Up/Step-Down |
Positive |
Boost, SEPIC |
1 |
1 |
4.5V ~ 36V |
220kHz ~ 1MHz |
93% |
No |
Yes |
- |
Current Limit, Enable, Frequency Control, Power Good |
-40°C ~ 125°C (TJ) |
Surface Mount |
12-WFQFN Exposed Pad |
12-TQFN (3x3) |
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|
50 |
Automotive, AEC-Q100 |
Tape & Reel (TR),Cut Tape (CT) |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.75V ~ 5.5V |
50kHz ~ 1.1MHz |
- |
Yes |
Yes |
- |
Enable, Phase Control, Power Good, Soft Start |
-40°C ~ 125°C (TJ) |
Surface Mount |
24-VFQFN Exposed Pad |
24-QFN (4x4) |
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|
9234 |
- |
Bulk |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
1 |
1 |
4.5V ~ 30V |
150kHz, 300kHz |
99% |
Yes |
Yes |
- |
Current Limit, Dead Time Control, Enable, Frequency Control, Pulse Skipping, Soft Start, Sync |
-40°C ~ 85°C (TA) |
Surface Mount |
16-SSOP (0.154", 3.90mm Width) |
16-QSOP |
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43259 |
- |
Bulk |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 5.5V |
100kHz, 200kHz, 300kHz, 400kHz |
93% |
Yes |
No |
- |
Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 85°C |
Surface Mount |
40-WFQFN Exposed Pad |
40-TQFN-EP (6x6) |
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|
2591 |
- |
Bulk |
Active |
Transistor Driver |
Step-Down |
Positive |
Buck |
2 |
2 |
4.5V ~ 5.5V |
100kHz, 200kHz, 300kHz, 400kHz |
93% |
Yes |
No |
- |
Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start |
-40°C ~ 85°C |
Surface Mount |
40-WFQFN Exposed Pad |
40-TQFN-EP (6x6) |
