cs51412g ON Semiconductor, cs51412g Datasheet - Page 4

• Manufacturer Part Number: cs51412g
• Description: 1.5a, 260 Khz And 520 Khz, Low Voltage Buck Regulators With External Bias Or Synchronization Capability
• Manufacturer: ON Semiconductor

ELECTRICAL CHARACTERISTICS
0°C < T
MAXIMUM RATINGS
Oscillator
PWM Comparator
Power Switch
Error Amplifier
4. Guaranteed by design, not 100% tested in production.
Operating Frequency
Operating Frequency
Frequency Line Regulation
Maximum Duty Cycle
V
Slope Compensation Voltage
Minimum Output Pulse Width
Current Limit
Foldback Current
Saturation Voltage
Current Limit Delay
Internal Reference Voltage
Reference PSRR
FB Input Bias Current
Output Source Current
Output Sink Current
Output High Voltage
Output Low Voltage
Unity Gain Bandwidth
Open Loop Amplifier Gain
Amplifier Transconductance
FB
Frequency Foldback Threshold
A
< 70°C (CS51411G/2G/3G/4G), 4.5 V< V
Pin Name
BOOST
SHDNB
SYNC
BIAS
GND
V
V
V
Characteristic
V
SW
FB
IN
C
V
7.0 V
7.0 V
7.0 V
7.0 V
7.0 V
7.0 V
CS51411, CS51412, CS51413, CS51414
40 V
40 V
40 V
(-40°C < T
Max
CS51411/CS51412
CS51413/CS51414
CS51411/CS51412, Fix V
CS51413/CS51414
CS51411/CS51412, V
CS51413/CS51414, V
V
V
I
(Note 4)
(Note 4)
V
V
V
V
(Note 4)
(Note 4)
(Note 4)
OUT
FB
FB
C
C
FB
FB
IN
= 1.270 V, V
= 1.270 V, V
> 0.36 V
< 0.29 V
= 1.0 V
= 2.0 V
= 1.5 A, V
< 40 V; unless otherwise specified.)
J
< 125°C (CS51411E/2E/3E/4E); -40°C < T
http://onsemi.com
Test Conditions
BOOST
FB
FB
-0.6 V/-1.0 V, t < 50 ns
= 1.0 V
= 2.0 V
FB
FB
= V
-
-
-
-
-
4
to V
-0.3 V
-0.3 V
-0.3 V
-0.3 V
-0.3 V
-0.3 V
-0.3 V
-0.3 V
to V
IN
FB,
V
MIN
+ 2.5 V
DV
SW
SW
C
/DT
ON
A
< 85°C (CS51411E/2E/3E/4E);
1.244
0.29
1.39
Min
224
446
8.0
1.6
0.9
0.4
5.0
85
25
15
15
-
-
-
-
-
-
-
-
-
I
SOURCE
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
50 mA
4.0 A
N/A
N/A
1.270
0.05
0.32
0.02
1.46
Typ
260
520
150
120
500
2.3
1.5
0.7
6.4
90
17
50
40
25
25
20
70
-
1.296
Max
0.15
0.36
1.53
296
594
300
230
160
3.0
2.1
1.0
0.1
95
26
75
35
35
60
-
-
-
-
100 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
10 mA
50 mA
I
4.0 A
SINK
mV/ms
mV/ms
mA/V
Unit
%/V
kHz
kHz
kHz
mV
dB
mA
mA
mA
dB
ns
ns
ns
%
V
A
A
V
V
V