ml4890 ETC-unknow, ml4890 Datasheet - Page 3

• Manufacturer Part Number: ml4890
• Description: High Efficiency, Low Ripple Boost Regulator
• Manufacturer: ETC-unknow

ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
V
Voltage on Any Other Pin ... GND –0.3V to V
Peak Switch Current (I
Average Switch Current (I
LDO Output Current ............................................. 250mA
Junction Temperature .............................................. 150 C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
Supply
Reference
PFM Regulator
LDO
Shutdown
Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst case conditions.
V
V
V
Output Voltage (V
Pulse Width (T
DC Output Voltage (V
Load Regulation
Dropout Voltage
Output Ripple
SHDN Threshold
SHDN Bias Current
BOOST
IN
OUT
L
Quiescent Current
Current
Quiescent Current
........................................................................ 7V
PARAMETER
ON
)
REF
)
OUT
PEAK
)
AVG
) .......................................... 1A
ML4890-5
ML4890-3
ML4890-T
ML4890-5
ML4890-3
ML4890-T
ML4890-5
ML4890-3
ML4890-T
) ............................... 500mA
IN
= Operating Voltage Range, T
V
SHDN = high
V
0 < I
V
V
V
See Figure 1
V
V
V
V
V
V
See Figure 1
V
V
V
V
V
V
IN
BOOST
BOOST
BOOST
BOOST
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
BOOST
= 6V
= 1.2V, I
= 2.4V, I
= 1.2V, I
= 2.4V, I
= 1.2V, I
= 2.4V, I
= 1.2V, I
= 2.4V, I
= 1.2V, I
= 2.4V, I
= 1.2V, I
= 2.4V, I
PIN2
= V
= V
= V
= V
< –5 A,
+0.3V
CONDITIONS
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
+ 0.5V, I
+ 0.5V, I
+ 0.5V
+ 0.5V, I
< 7mA
< 50mA
< 14mA
< 75mA
< 15mA
< 60mA
< 7mA
< 50mA
< 14mA
< 75mA
< 15mA
< 60mA
A
= Operating Temperature Range. (Note 1)
Storage Temperature Range .................... –65 C to +150 C
Lead Temperature (Soldering 10s) .......................... +260 C
Thermal Resistance (
OPERATING CONDITIONS
Temperature Range
V
OUT
OUT
OUT
IN
Plastic SOIC .................................................... 110 C/W
ML4890CS-X ............................................ 0 C to +70 C
ML4890ES-X ......................................... –20 C to +70 C
ML4890CS-X ................................................ 1.0V to 6V
ML4890ES-X ................................................. 1.1V to 6V
Operating Range
< 100mA
< 80mA
< 200mA
–100
MIN
4.85
2.91
4.85
4.85
2.91
2.91
195
4.5
3.2
3.2
3.2
0.5
JA
)
TYP.
200
5.0
3.3
3.0
5.0
5.0
3.3
3.3
3.0
3.0
0.8
60
15
8
5
5
MAX
5.15
3.09
5.15
5.15
3.09
3.09
205
300
500
300
500
300
500
100
5.5
3.4
3.4
3.4
1.0
75
25
10
1
ML4890
UNITS
mV
mV
mV
mV
mV
mV
mV
mV
nA
V
V
V
V
V
V
V
V
V
V
A
A
A
A
s
P-P
3