FAN2002 Fairchild Semiconductor, FAN2002 Datasheet - Page 4

• Manufacturer Part Number: FAN2002
• Description: Designed for use in battery-powered applications, the FAN2001/FAN2002 is a high-efficiency, low-noise synchronous PWM current mode and Pulse Skip (Power Save) mode DC-DC converter
• Manufacturer: Fairchild Semiconductor

FAN2001/FAN2002 Rev. 1.0.2
Electrical Characteristics
Unless otherwise noted. Typical values are at T
Notes:
5. Refer to the application section for further details.
6. For output voltages ≤ 1.2V a 40 µ F output capacitor value is required to achieve a maximum output accuracy of 3% while operating in power save
V
Symbol
R
IN
I
I
mode (PFM mode).
V
V
lkg_(N)
lkg_(P)
DS-ON
Vref
I
V
I
ENH
LIM
I
ENL
EN
Q
= V
IN
OUT
Input Voltage
Quiescent Current
Shutdown Supply Current
Undervoltage
Threshold
Enable High Input Voltage
Enable Low Input Voltage
EN input bias current
PMOS On Resistance
NMOS On Resistance
P-channel current limit
Oscillator frequency
N-channel leakage current
P-channel leakage current
Line regulation
Load regulation
Reference Voltage
Output DC Voltage Accuracy
(Note 6)
Over-Temperature Protection PWM Mode Only
Start-Up Time
+ 0.6V(min. 2.5V) to 5.5V, I
Parameter
Lockout
0 mA ≤ I
0 mA ≤ I
I
I
switching (Note 5)
EN = GND
V
Hysteresis
EN = V
V
V
V
V
2.5V < V
V
V
I
350 mA ≤ I
0 mA ≤ I
350 mA ≤ I
I
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
DS
DS
= V
= V
Rising
= V
= V
= 5.5V
= 5.5V
= 0mA, Device is not switching
= 0mA, Device is
≤ 10 mA
= 1000 mA, C
OUT
IN
GS
GS
GS
GS
OUT
OUT
OUT
IN
or GND
= 5.5V
= 2.5V
= 5.5V
= 2.5V
OUT
OUT
< 5.5V
= 350mA, V
≤ 600 mA
≤ 1000 mA
≤ 1000 mA
Conditions
≤ 1000 mA
≤ 1000 mA
A
= 25°C.
OUT
4
= 20 µF
OUT
R2 =10K Ω
R2 =100K Ω
Rising
Temperature
Hysteresis
=1.2V, EN = V
Min.
1300
1000
2.5
2.7
1.9
1.3
-3
IN
, T
A
= -40°C to +85°C,
Typ.
1500
1300
0.01
0.16
0.15
150
250
300
200
250
150
800
0.1
2.1
0.1
0.1
0.8
20
50
25
20
Max.
2000
1500
350
400
300
350
5.5
5.5
2.3
0.4
0.1
35
+3
1
1
1
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Units
KHz
%/V
m Ω
m Ω
mV
mA
µ
µ
µ
µ
µ
µ
µ
µS
°C
°C
%
%
V
V
V
V
V
V
A
A
A
A
A
A
A