SMB113A/B/SMB117/A
Preliminary Information
DC OPERATING CHARACTERISTICS (CONTINUED)
(Over recommended operating conditions, unless otherwise noted. All voltages are relative to GND.)
Symbol Parameter
Error Amplifier
Conditions
Min
Typ
Max
Unit
AVOL
Open loop voltage Gain
At DC
60
dB
BW
ISOURCE
Frequency bandwidth
Output source current
At AVOL = 0 dB
At 0.5V
30
20
MHz
µA
ISINK
Output sink current
At 0.5V
800
µA
Output Block
VBATT= 4.2V, ILOAD=0
0.5
0.5
4.2
6.0
Voltage set point range.
VOUT = VBATT x (duty cycle)
VOUT
V
100% Maximum Duty cycle
VBATT= 6.0V, ILOAD=0
VOUT = VBATT x (duty cycle)
Commercial temperature range
Industrial temperature range
Output high
-1.5
-2.0
+1.5
+2.0
Output accuracy, excluding
external resistor divider1
∆VOUT
%
2
2
2
2
RDRVH
HSDRV ON resistance
Output low
Ω
V
Output high
RDRVL
LSDRV ON resistance
Feedback voltage reference
100% Max Duty Cycle
Output low
COMP1 pin
VCOMP1
1.0
Programmable in 4mV steps
High Duty Cycle
100
Low Duty Cycle, Note 3
High Duty Cycle, Note 3
Low Duty Cycle
35
D.C.
%
70
90% Max Duty Cycle
0
Logic Levels
0.7 x
VIH
Input high voltage
6.0
V
VDD_CAP
0.3 x
VIL
VOL
Input low
Open drain outputs
0
0
V
V
VDD_CAP
ISINK = 1mA
0.4
Summit Microelectronics, Inc
2111 2.4 6/24/2008
10
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
