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ELECTRICAL CHARACTERISTICS (continued)
SLVS708B – NOVEMBER 2006 – REVISED APRIL 2007
Over recommended input conditions, T
A = –30°C to 85°C, typical values are VBAT = 3.8 V, VIO1V8 = 1.85 V at TA = 25°C
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V11_V28TX (LOW DROPOUT OUTPUT)
VO(V11)
Output voltage
ILOAD(V11) = 10 mA
2.79
2.85
2.92
V
PA_VDD is off
130
IO(V11)
Maximum output current
mA
PA_VDD is on, ILOAD(PA_VDD) = 20 mA
110
VO(V11_ACC)
Total output accuracy(1)
–4%
4%
ICL(V11)
Current limit protection
VO(V11) = 0 V
170
280
mA
VSAT(V11)
Output saturation voltage
0.3
V
ISD(V11)
Shutdown current(2)
VBN4 pin at TA = 25°C
1
A
VBN4 pin, ILOAD(V11) = 0 mA at TA = 25°C V12_V28RX,
IQ(V11)
Quiescent current
40
60
A
V13_V28A and V15_V18A are off
VREG(V11)
Line regulation
VBAT = 3.1 V ~ 4.5 V, ILOAD(V11) = 130 mA, PA_VDD is
0.1
0.4
%/V
off
IREG(V11)
Load regulation(3)
ILOAD(V11) = 10 A to 130 mA PA_VDD is off
50
100
mV
ILOAD(V11) = 10 A to 130 mA, ITR = 1 s
135
165
ITR(V11)
Load Transient(3)(4)
mV
ILOAD(V11) = 130 mA to 10 A, ITF = 1 s
135
210
VBAT = 3.8 V, FRIPPLE = 1 kHz, ILOAD(V11) = 130 mA,
60
dB
PA_VDD is off
Power supply ripple
PSRR(V11)
rejection(3)(5)
VBAT = 3.8 V, FRIPPLE = 100 kHz, ILOAD(V11) = 130 mA,
45
dB
PA_VDD is off
VON(V11)
Output noise(3)
ILOAD(V11) = 5 mA, PA_VDD is off, 10 Hz to 100 kHz
30
Vrms
VO(V11) > 90%, ILOAD(V11) = 10 A to 130 mA
tST(V11)
Startup time(3)
r[PSCNT11](6) = 1 and WRFON pin = 0 V to VVIO or
500
s
WRFON pin = VVIO and r[PSCNT11] = 0 to 1
V0(V11) > 10%, ILOAD(V11) = 10 mA
tF(V11)
Output voltage falling time(3)
r[PSCNT11](6) = 1 and WRFON pin = VVIO to 0 V or
5
ms
WRFON pin = VVIO and r[PSCNT11] = 1 to 0
PA_VDD
V11_V28TX is on, ILOAD(PA_VDD) = 20 mA,
VO(PA_VDD)
Output voltage
2.74
2.84
2.9
V
ILOAD(V11) = 0 mA
IO(PA_VDD)
Maximum output current
V11_V28TX is on
20
mA
VO(PA_VDD) > 90%, ILOAD(PA_VDD) = 0 mA ,
VIO1V8 pin = VVIO and WRFON pin = VVIO
tST(PA_VDD)
Startup time
r[PSCNTT3V](7) = 1 and
5
s
TXONFST pin = 0 V to VVIO, or TXONFST pin = VVIO
and r[PSCNTT3V] = 0 to 1(3)
VO(PA_VDD) < 10%, ILOAD(PA_VDD) = 0 mA,
tF(PA_VDD)
Output voltage falling time
TXONFST pin = VVIO to 0 V, or WRFON pin = VVIO to
1.5
ms
0 V(3), or r[PSCNTT3V] = 1 to 0(3)
(1)
Total accuracy includes line and load regulation, temperature and process condition. It does not include load and line transients
(2)
Shutdown current include V12_V28RX, V13_V28A and V15_V18A2
(3)
Not Production tested. Specified by using the reference EVM.
(4)
The margin up to 2.7 V extends to the output voltage if COV11 is changed into 4.7
F. Specified by using the reference EVM.
(5)
Ripple voltage = 0.1 VPP
(6)
r[PSCNT11] is the name of a register command by serial interface.
(7)
r[PSCNTT3V] is the name of a register command by serial interface. The name of the switch is a T3V, and the name of the output pin is
PA_VDD.
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