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CS51411_07 Datasheet(PDF) 5 Page - ON Semiconductor

Part No. CS51411_07
Description  1.5 A, 260 kHz and 520 kHz, Low Voltage Buck Regulators with External Bias or Synchronization Capability
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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CS51411, CS51412, CS51413, CS51414
http://onsemi.com
5
ELECTRICAL CHARACTERISTICS (−40
°C < TJ < 125°C (CS51411E/2E/3E/4E); −40°C < TA < 85°C (CS51411E/2E/3E/4E);
0
°C < TA < 70°C (CS51411G/2G/3G/4G), 4.5 V< VIN < 40 V; unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Sync
Sync Frequency Range
CS51411/CS51412
305
470
kHz
Sync Frequency Range
CS51413/CS51414
575
880
kHz
Sync Pin Bias Current
VSYNC = 0 V
VSYNC = 5.0 V
250
0.1
360
0.2
460
mA
mA
Sync Threshold Voltage
1.0
1.5
1.9
V
Shutdown
Shutdown Threshold Voltage
1.0
1.3
1.6
V
Shutdown Pin Bias Current
VSHDNB = 0 V
0.14
5.00
35
mA
Thermal Shutdown
Overtemperature Trip Point
(Note 3)
175
185
195
°C
Thermal Shutdown Hysteresis
(Note 3)
42
°C
General
Quiescent Current
ISW = 0 A
3.0
4.0
6.25
mA
Shutdown Quiescent Current
VSHDNB = 0 V
8.0
20
85
mA
Boost Operating Current
VBOOST − VSW = 2.5 V
6.0
15
40
mA/A
Minimum Boost Voltage
(Note 3)
2.5
V
Startup Voltage
2.2
3.3
4.4
V
Minimum Output Current
7.0
12
mA
3. Guaranteed by design, not 100% tested in production.




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