MIC2807_08 Datasheet, PDF (5/18 Pages) Micrel Semiconductor – RF PA Power Management IC 2MHz, 600mA DC/DC w/DAC Input and Bypass Switch, Dual Low Noise

Micrel, Inc.
Parameter
Turn-On Time
DAC Input Current
Output Voltage/
DAC Voltage
Bypass Switch
Threshold
Bypass Switch
Hysteresis
Bypass Transition Time
Bypass Switch
On-Resistance
Bypass Switch Leakage
Bypass Over-Current
Limit
Current Limit Retry Time
Current Limit Retry
Duty Cycle
LDO1/LDO2 [V_EN = 0V]
Total Ground Current⁽⁸⁾
Turn-on Time
LDO1 [V_EN = 0V]
Output Voltage Accuracy
Line Regulation
Load Regulation⁽⁶⁾
Dropout Voltage⁽⁷⁾
Ground Pin Current⁽⁸⁾
Ripple Rejection
Current Limit
Output Voltage Noise
LDO2 [V_EN = 0V]
Output Voltage Accuracy
Line Regulation
Load Regulation⁽⁶⁾
Dropout Voltage⁽⁷⁾
Ground Pin Current⁽⁸⁾
Ripple Rejection
Current Limit
Output Voltage Noise
Condition
I_OUT = 100µA
(internally set)
DAC Voltage required to enable bypass mode
Delay from V_DAC = 1.3V to V_OUT = 0.90V_IN
V_IN = 3.0V, I_BYPASS = 100mA
V_EN1 = V_EN2 = 3.6V
LDO1 or LDO2; C_BYP = 0.1µF
Variation from nominal V_OUT
–40°C to +125°C
V_IN = V_OUT +1V to 5.5V
I_OUT = 100µA to 200mA
I_OUT = 50mA; V_OUT > 2.8V
I_OUT = 150mA; V_OUT > 2.8V
I_OUT = 200mA; V_OUT > 2.8V
I_OUT = 0mA; EN2 = GND
f = up to 1kHz; C_BYP = 0.1µF
f = 1kHz – 20kHz; C_BYP = 0.1µF
V_OUT = 0V
C_BYP=0.1µF, 10Hz to 100kHz
Variation from nominal V_OUT
–40°C to +125°C
V_IN = V_OUT +1V to 5.5V
I_OUT = 100µA to 30mA
I_OUT = 10mA; V_OUT > 2.8V
I_OUT = 30mA; V_OUT > 2.8V
I_OUT = 0mA; EN1 = GND
f = up to 1kHz; C_BYP = 0.1µF
f = 1kHz – 20kHz; C_BYP = 0.1µF
V_OUT = 0V
C_BYP = 0.1µF, 10Hz to 100kHz
February 2008
5
MIC2807
Min Typ Max Units
25
50
µs
0.15
2
µA
3
V/V
1.176 1.2 1.224
V
35
mV
10
40
µs
95
150
mΩ
5
µA
1
1.4
2.5
A
32
µs
12.5
%
220
µA
30
100
µs
–1
+1
%
–2
+2
%
0.02
0.3
%/V
0.2
0.5
%
20
mV
55
mV
70
120
mV
190
300
µA
70
dB
45
dB
225 300
700
mA
32
µV_RMS
–1
+1
%
–2
+2
%
0.02
0.3
%/V
0.2
0.5
%
10
mV
30
70
mV
190
300
µA
65
dB
40
dB
40
60
150
mA
32
µV_RMS
M9999-022008-B