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N1153 View Datasheet(PDF) - Niko Semiconductor

Part Name
Description
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N1153 Datasheet PDF : 6 Pages
1 2 3 4 5 6
NIKO-SEM
5 Bit Programmable Synchronous
DC/DC Controller
N1153
ABSOLUTE MAXIMUM RATINGS
z VCC to GND, VIN
- 0.3V to 7V
z BST to GND
z Thermal Resistance
Junction to Case, θJC
z Thermal Resistance
Junction to Ambient, θJA
-0.3V to 15V
30 °C/W
90 °C/W
z Operating Temperature
Range, TA
z Operating Junction
Temperature Range, TJ
z Storage Temperature
Range, TSTG
z Lead Temperature, TLEAD
(Soldering, 10 Seconds)
0 to 70 °C
0 to 125 °C
-65 to 150 °C
300 °C
ELECTRICAL SPECIFICATIONS
<Unless specified: VCC = 4.75V ~ 5.25V, GND = PGND = 0V, VOSENSE = VO , 0mV < (CS+ - CS-) < 60mV, TA = 25°C>
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Supply Voltage
Supply Current
Output Voltage
Load Regulation
Line Regulation
VCC
VCC = 5.0V
IO = 2A
IO = 0.3A to 15A
All VID Codes
4.2
7
V
5
mA
See Table 1.
1
%
0.5
%
Gain (AOL)
Current Limit Voltage
VOSENSE to VO
35
dB
60 70 80 mV
Oscillator Frequency
180 200 220 KHz
Oscillator Max Duty Cycle
90 95
%
Peak DH Sink/Source Current BSTH - DH = 4.5V, DH - PGNDH = 2V 1
A
Peak DL Sink/Source Current BSTL - DL = 4.5V, DL - PGNDL = 2V 1
A
OVP Threshold Voltage
120
%
OVP Source Current
VOVP = 3.0V
Power-Good Threshold Voltage
10
mA
85
115 %
Dead Time
100 200
nS
2
AUG-03-2001
 

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