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P8/10
Rev. B, July 2005
ML65
VIN = VOUT * 0.6, VSS = 0V, IOUT = 10mA, Ta = 25
oC, unless otherwise specified.
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Output Voltage
VOUT
Vout *
0.975
Vout
Vout *
1.025
V
Input Voltage
VIN
8
V
Startup Voltage
VSTART
IOUT = 1mA, VIN: 0→2V
0.8
0.9
V
Hold-on Voltage
VHOLD
IOUT = 1mA, VIN: 2→0V
0.7
V
Supply Current 1
IDD1
No external component,
VIN = VOUT * 0.95
30~70
uA
Supply Current 2
IDD2
VIN = VIN + 0.5V
11~26
uA
Lx Switching Current
ILX
VLX = 0.4V, VIN = VOUT * 0.95
250
mA
Lx Leakage Current
ILXLEAK
VIN =VLX=6.0V
0.5
uA
EXT “High” On Current
IEXTH
No external component,
VIN = VOUT * 0.95,
VEXT = VOUT – 0.4V
-5.5
mA
EXT “Low” On Current
IEXTL
No external component,
VIN = VOUT * 0.95,
VEXT = 0.4V
13
mA
CE “High” Voltage
VCEH
VIN = VOUT * 0.95
0.7
V
CE “Low” Voltage
VCEL
VIN = VOUT * 0.95
0.2
V
CE “High” Current
ICEH
VOUT = 6.0V, VCE = 6.0V
0.25
uA
CE “Low” Current
ICEL
VOUT = 6.0V, VCE = 0.0V
-0.25
uA
Oscillator Frequency
FOSC
100
KHz
Duty Cycle
MAXDTY
80
87
92
%
Efficiency
EFF
85
%
Slow-Start Time
TSS
5
15
25
ms
Note : 1. Schokkty diode: 1N5817 or 1N5819 (forward voltage drop : 0.2V)
2. Inductor : 47uH (ESR < 0.5Ω)
3. Capacitor : Tantalum type, 47 uF
Absolute Maximum Ratings
Electrical Characteristics
Parameter
Symbol
Ratings
Units
Input Voltage
VIN
10
V
VDD Input Voltage
VDD
10
V
Lx Pin Voltage
VLX
10
V
EXT Pin Voltage
VEXT
-0.3 ~ VOUT + 0.3
V
CE Pin Voltage
VCE
-0.3 ~ VOUT + 0.3
V
Lx Pin Current
ILX
600
mA
EXT Pin Current
IEXT
+ 30
mA
SOT-89
500
TO-92
300
Continuous
Total Power
Dissipation
SOT-23
Pd
150
mW
Operating Ambient
Temperature
Topr
-25 ~ +85
oC
Storage Temperature
Tstg
-40 ~ +125
oC
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