SI9161 Datasheet, PDF (3/12 Pages) Vishay Siliconix – Optimized-Efficiency Controller for RF Power Amplifier Boost Converter

Si9161
Vishay Siliconix
SPECIFICATIONS
Parameter
Symbol
Test Conditions
Unless Otherwise Specified^a
LL = V_DD, 2.7 V ≤ V_DD, V_S ≤ 6.0 V, GND = P_GND
Limits
B Suffix -25 to 85°C
Min^b
Typ
Max^b
Unit
Output Drive (D_R and D_S)
Output High Voltage
Output Low Voltage
Peak Source Output Current
Peak Sink Output Current
Break-Before-Make
Logic
V_OH
V_OL
I_SOURCE
I_SINK
t_BBM
V_DD = 2.7 V
V_S = 5.3 V
I_OUT = -10
mA
5.15
5.2
V
I_OUT = 10 mA
0.06
0.15
V_DD = 2.7 V
V_S = 5.3 V
-300
-250
mA
V_S = 5.3 V
250
300
V_DD = 6.0 V
40
ns
ENABLE Delay to Output
ENABLE Logic Low
ENABLE Logic High
ENABLE Input Current
Light Load Delay to Output^c
Light Load Logic Low
Light Load Logic High
Light Load Input Current
Duty Cycle
td_EN
V_ENL
V_ENH
I_EN
td_LL
V_LLL
V_LLH
I_LL
ENABLE Rising to OUTPUT, V_DD = 6.0 V
ENABLE = 0 to V_DD
Light Load Falling to OUTPUTS
LL = 0 to V_DD
1.4
µs
0.8 V_DD
-1.0
0.2 V_DD
V
1.0
µA
1.4
µs
0.8
V
2.4
-1.0
1.0
µA
Maximum Duty Cycle
D_MAX/SS Input Current
Supply
CYCLE_MAX
I_DMAX
V_DD = 6.0 V
D_MAX = 0 to V_DD
80
95
%
-100
100
nA
Supply Current—Normal
Mode
Supply Current—Standby
Mode
No Load, V_LL = 0 to V_DD
V_DD = 2.7 V
I_DD
f_OSC = 1 MHz, R_OSC = 7.0 kΩ _{VDD = 4.5 V}
ENABLE = Low
1.1
1.5
mA
1.6
2.3
250
330
µA
Notes
a. C_STRAY < 5 pF on C_OSC. After Start-Up, V_DD of ≥ 3 V.
b. The algebraic convention whereby the most negative value is a minimum and the most positive a maximum, is used in this data sheet.
c. Guaranteed by design, not subject to production testing.
FaxBack 408-970-5600, request 70747
www.siliconix.com
S-60752—Rev. B, 05-Apr-99
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