SI9166_04 VISHAY [Vishay Siliconix], SI9166_04 Datasheet - Page 3

• Manufacturer Part Number: SI9166_04
• Description: High Frequency Programmable Topology Controller
• Manufacturer: VISHAY [Vishay Siliconix]

Notes
a.
b.
Document Number: 70847
S-40701—Rev. C, 19-Apr-04
SPECIFICATIONS
Oscillator
Maximum Frequency
Accuracy
Maximum Duty Cycle—Buck
Maximum Duty Cycle—Boost
SYNC Range
SYNC Low Pulse Width
SYNC High Pulse Width
SYNC t
Error Amplifier
Input Bias Current
Open Loop Voltage Gain
FB Threshold
FB Threshold
Unity Gain BW
Output Current
Output Current
Power Supply Rejection
Output Drive (DH and DL)
Output High Voltage
Output Low Voltage
Peak Output Source
Peak Output Sink
Break-Before-Make
Supply
Normal Mode
PSM Mode
Shutdown Mode
The algebraic convention whereby the most negative value is a minimum and the most positive a maximum.
Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing.
r
, t
f
Parameter
F
Symbol
SYNC
I
SOURCE
PSRR
F
D
D
A
I
I
t
V
V
V
V
SINK
BIAS
BW
BBM
I
I
I
OSC
MAX
MAX
VOL
EA
EA
DD
OH
FB
FB
OL
/F
OSC
Source (V
Unless Otherwise Specified
Unless Otherwise Specified
Sink (V
Nominal 1.60 MHz, R
F
sw
V
V
V
V
V
S
S
DD
2.7 V v V
2.7 V v V
S
FB
S
V
Test Conditions
Test Conditions
= 2 MHz (non LDO mode)
= 3 3 V DH = DL = V
= 3.3 V, DH = DL = V
FB
= 3.3 V, I
DD
= 3.3 V, I
= 3.3 V, F
V
= 1.55 V), V
S
= 1.05 V), V
F
= 3.3 V, SD = 0 V
V
V
T
= V
sw
FB
DD
A
= 2 MHz
= 25_C
DD
DD
DD
= 1.4 V
= 3.3 V
OUT
OUT
OSC
, V
, V
= 3.3 V
= −20 mA
S
S
COMP
= 20 mA
OSC
COMP
= 2 MHz
v 6 V
v 6 V
= 30 kW
= 0.75 V
S
S
= 0.75 V
/2
/2
Min
1.270
1.258
3.18
−20
500
1.2
75
52
50
50
−1
50
2
1
a
Limits
Typ
−750
1.30
1.30
3.24
0.06
750
500
180
85
65
60
−3
60
30
2
3
b
Vishay Siliconix
Max
1.330
1.342
−500
0.12
750
250
1.5
20
50
−1
1
1
a
www.vishay.com
Si9166
Unit
MHz
MHz
mA
mA
mA
mA
ns
mA
dB
dB
ns
mA
%
V
V
V
V
3