ml4870 Microsemi Corporation, ml4870 Datasheet - Page 3

• Manufacturer Part Number: ml4870
• Description: High Current Boost Regulator With Load Disconnect
• Manufacturer: Microsemi Corporation

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
Junction Temperature .............................................. 150°C
Storage Temperature Range ..................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ..................... 260°C
Thermal Resistance (
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
SUPPLY
PFM REGULATOR
SHUTDOWN
Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.
SYMBOL
OUT ...............................................................................................
I
OUT(Q)
V
I
I
IN(Q)
PEAK
V
V
OUT
IH
IL
V
V
I
Output Voltage
Load Regulation
Input Low Voltage
Input High Voltage
Input Bias Current
L
IN
OUT
Peak Current
Quiescent Current
Quiescent Current
JA
PEAK
) .................................... 160°C/W
PARAMETER
AVG
) ......................................... 2A
IN
) ..................................... 1A
= Operating Voltage Range, T
OUT
+ 0.3V
V
V
SHDN = 0V
V
V
I
See Figure 1
-3 Suffix, V
-5 Suffix, V
OUT
IN
IN
IN
OUT
7V
= V
= SHDN = 2.4V, V
= SHDN = 2.4V
= 0
= V
OUT
OUT(NOM)
CONDITIONS
IN
IN
A
- 0.2V, SHDN = 0V
= Operating Temperature Range (Note 1)
= 2.4V, I
= 2.4V, I
OPERATING CONDITIONS
Temperature Range
V
IN
ML4870CS-X .............................................. 0°C to 70°C
ML4870ES-X ........................................... -20°C to 70°C
Operating Range ....................... 1.8V to V
OUT
OUT
OUT
= 400mA
= 220mA
= 0V
-3 Suffix
-5 Suffix
V
IN
-100
MIN
4.85
3.30
4.95
3.20
1.1
- 0.5
4.95
3.35
5.05
3.25
TYP
0.3
1.3
25
14
3
MAX
5.15
3.40
5.15
3.40
100
ML4870
0.5
1.6
20
35
6
1
OUT
UNITS
- 0.2V
µA
µA
µA
µA
nA
A
V
V
V
V
V
V
3