l6730cqtr STMicroelectronics, l6730cqtr Datasheet - Page 10

• Manufacturer Part Number: l6730cqtr
• Description: Adjustable Step-down Controller With Synchronous Rectification
• Manufacturer: STMicroelectronics

L6730C - L6730D
4
Table 4.
V
Power-ON
V
Soft Start and Inhibit
Oscillator
Output Voltage (1.2V MODE)
Output Voltage (0.6 MODE)
CC
CCDR
12V BUS
Symbol
5V BUS
f
V
OSC,RT
f
V
V
V
supply current
IN OK
OSC
I
I
CC
SS
OSC
FB
FB
Regulation
Electrical characteristics
V
CC
Electrical characteristics
V
V
Turn-ON V
Turn-OFF V
Turn-ON V
Turn-OFF V
Turn-ON V
Turn-OFF V
V
Soft Start Current
Initial Accuracy
Total Accuracy
Ramp Amplitude
Output Voltage
Output Voltage
= 12V, T
CC
CC
CCDR
Stand By current
quiescent current
voltage
A
Parameter
OCH
CC
CC
= 25°C unless otherwise specified
CC
CC
OCH
threshold
threshold
threshold
threshold
threshold
threshold
OSC = open; SS to GND
OSC= open;
HG = open, LG = open, PH=open
V
V
V
V
V
I
SS = 2V
SS = 0 to 0.5V
OSC = OPEN
RT = 390K to V
RT = 18K to GND
DR
OCH
OCH
OCH
OCH
CC
= 1mA to 100mA
=5.5V to 14V
= 1.7V
= 1.7V
= 1.7V
= 1.7V
Test condition
CCDR
1.190
0.597
Min.
380
-15
4.0
3.6
8.3
7.4
1.1
0.9
4.5
20
7
Electrical characteristics
Typ.
1.25
1.05
400
4.5
8.5
4.2
3.8
8.6
7.7
2.1
1.2
0.6
10
30
5
1.208
Max.
0.603
1.47
1.27
420
6.5
4.4
4.0
8.9
8.0
5.5
10
13
45
15
Unit
KHz
mA
µA
10/50
%
V
V
V
V
V