FAN5230QSC Fairchild Semiconductor, FAN5230QSC Datasheet - Page 5

• Manufacturer Part Number: FAN5230QSC
• Description: IC CTRLR PWM MOBILE PC 24QSOP
• Manufacturer: Fairchild Semiconductor

Specifications of FAN5230QSC

• Applications: Converter, Mobile PCs
• Voltage - Input: 5.4 ~ 24 V
• Number Of Outputs: 5
• Voltage - Output: 3.3V, 5V, 12V, Adjustable
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-QSOP
• Output Voltage: 3.3 V, 5 V, 12 V
• Input Voltage: 5.4 V to 24 V
• Mounting Style: SMD/SMT
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 20 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: FAN5230QSC_NL; FAN5230QSC_NL

Operating Conditions
REV. 2.8.5 10/17/01
Parameter
HSD On Output, V
HSD Off Output, V
LSD On Output, V
LSD Off Output, V
Ramp Amplitude, pk-pk
Ramp Offset
Ramp Gain from V
Error Amplifier GBW
Current Limit Threshold
Over Voltage Threshold
Under Voltage Threshold
SDN/SS Full On Voltage Min.
SDN/SS Full Off Voltage Max.
Max Duty Cycle
Min PWM Time
VFB3.3 Input Leakage Current
12V Regulator
Output Voltage Precision
V
V
Oscillator Frequency (f
Gate Drive On-Resistance
12V Regulator (Continued)
On Output, V
Off Output, V
Ramp Amplitude, pk-pk
Error Amplifier GBW
Under Voltage Shut Down
Over Voltage Shut Down
Min Duty Cycle
Max Duty Cycle
5V and 3.3V Always
Bypass Switch rdson
Linear Regulator Accuracy
Rated Output Current
Over-current Limit
Under-voltage Threshold
Reference
Internal Reference Accuracy
FB12
FB12
Input Current
5V-Always
GS
5V-Always
GS
CPUMP
GS
IN
-V
osc
GS
-V
/3)
-V
GS
GS
(Continued)
5.6 to 24V, 0 to 50mA,
Measured at VFB
and Io=0 to 150mA
(End of Soft Start)
5V Main On or Off
V_5 =4.9 to 5.1V
R2, R8 = 1K
High or Low
Conditions
(By design)
VIN = 16V
2µs delay
2µs delay
2µs delay
2µs delay
2µs delay
I = 10µA
I = 10µA
I = 10µA
I = 10µA
I = 10µA
I = 10µA
I
0-70°C
Note 2
3.3
+ I
5
12
Min.
-3.3
110
100
4.2
90
70
40
85
70
32
70
-2
-1
0
0
2.472
Typ.
125
135
115
200
100
100
115
180
0.5
1.3
75
94
55
76
33
75
2
3
6
2
1
Max.
100
100
100
100
180
120
800
200
115
100
100
1.5
80
70
+2
12
80
34
50
80
2
1
FAN5230
Units
mV/V
%VO
%VO
%V
%V
MHz
MHz
nsec
kHz
mV
mV
mV
mV
mV
mV
mV
mA
mA
µA
µA
nA
%
%
%
%
%
%
%
V
V
V
V
V
O
O
5