US3010 Datasheet, PDF (3/11 Pages) UNISEM – 5 BIT PROGRAMMABLE SYNCHRONOUS BUCK CONTROLLER IC

US3010/3010A
UVLO Section
UVLO Threshold-12V
Supply ramping up
UVLO Hysterises-12V
UVLO Threshold-5V
Supply ramping up
UVLO Hysterises-5V
Error Comparator Section
Input bias current
Input Offset Voltage
Delay to Output
Vdiff=10mV
Current Limit Section
C.S Threshold Set Current
C.S Comp Offset Voltage
Hiccup Duty Cycle
Css=0.1 uF
Supply Current
Operating Supply Current
CL=3000pF
V5
V12
Output Drivers Section
Rise Time
CL=3000pF
Fall Time
CL=3000pF
Dead band Time
CL=3000pF
Oscillator Section
Osc Frequency
Ct=150pF
Osc Valley
Osc Peak
Output Enable Section
Pull up Resistor to V5
HI Threshold Voltage
LO Threshold Voltage
Over Voltage Section
OVP Drive Current
Note 1: Vs refers to the set point voltage given in Table 1.
9.2
10
10.8
V
0.3
0.4
0.5
V
4.1
4.3
4.5
V
0.2
0.3
0.4
V
2
uA
-2
+2
mV
100
nS
160
200
240
uA
-5
+5
mV
2
%
20
14
mA
70
100
nS
70
130
nS
100
200
300
nS
190
220
250
Khz
0.2
V
V5
V
35
kΩ
2
V
0.8
V
50
mA
D4 D3 D2 D1 D0 Vs
D4 D3 D2 D1 D0 Vs
01
1
1
1
1.30*
1
1
1
1
1
**
01
1
1
0
1.35*
1
1
1
1
0
2.1
01
1
0
1
1.40*
1
1
1
0
1
2.2
01
1
0
0
1.45*
1
1
1
0
0
2.3
01
0
1
1
1.50*
1
1
0
1
1
2.4
01
0
1
0
1.55*
1
1
0
1
0
2.5
01
0
0
1
1.60*
1
1
0
0
1
2.6
01
0
0
0
1.65*
1
1
0
0
0
2.7
00
1
1
1
1.70*
1
0
1
1
1
2.8
00
1
1
0
1.75*
1
0
1
1
0
2.9
00
1
0
1
1.80
1
0
1
0
1
3.0
00
1
0
0
1.85
1
0
1
0
0
3.1
00
0
1
1
1.90
1
0
0
1
1
3.2
00
0
1
0
1.95
1
0
0
1
0
3.3
00
0
0
1
2.00
1
0
0
0
1
3.4
00
0
0
0
2.05
1
0
0
0
0
3.5
* Output voltage is disabled for US3010A.
** Output voltage is disabled for all versions.
Table 1 - Set point voltage vs. VID codes
Rev. 1.1
5/18/98
4-3