Texas Instruments TPS65820 Evaluation Module TPS65820EVM TPS65820EVM データシート
製品コード
TPS65820EVM
ELECTRICAL CHARACTERISTICS – LINEAR REGULATORS (continued)
SLVS663B – MAY 2006 – REVISED APRIL 2008
..............................................................................................................................................................
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Over recommended operating conditions (typical values at T
J
= 25
°
C), application circuit as in
(unless otherwise
noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
RTC_OUT LINEAR REGULATOR
I
Q(RTC_OUT)
Quiescent current for RTC LDO
Internally connected to OUT pin
20
µ
A
I
O(RTC_OUT)
Output current range
8
mA
Available output voltages:
V
Output voltage value, selectable via I
2
C.
2.6 V or 3.1 V
Dropout voltage, I(RTC_OUT) = –8 mA
200
mV
Total accuracy, V(OUT): 2 V to 4.7 V, 8 mA load,
–5%
5%
V
O(RTC_OUT)
RTC_OUT output voltage
sleep mode not set
Load regulation, load: 1 mA
→ 8 mA, 2 V < V(OUT) < 4.7
–3%
3%
V
Line regulation, 5 mA load
–2%
2%
V(OUT): 2 V
→ 4.7 V
I
SH(RTC_OUT)
Short-circuit current limit
V(RTC_OUT) = 0 V
20
mA
T
J
= 85
°
C
880
V(RTC_OUT) = 1.5 V,
I
LKG(RTC_OUT)
Leakage current
nA
V(OUT) = 0 V
T
J
= 25
°
C
250
LDO0 LINEAR REGULATOR
I(LDO0) = –1 mA
15
Internally connected to VIN_LDO12
I
Q(LDO0)
Quiescent current
µ
A
pin
I(LDO0) = –150 mA
160
I
O(LDO0)
Output current range
150
mA
Fixed output voltage value
3.3
V
Dropout voltage, I(LDO0) = –150 mA
300
mV
Total accuracy
–3%
3%
V
O(LDO0)
Output voltage
Line regulation, V(OUT): V
O(LDO0)
+ 0.5
→ 4.7 V, I(LDO0) =
–1%
1%
–100 mA
Load regulation, I(LDO0) = –10 mA
→ –150 mA
–1.5%
1.5%
PSR
(LDO0)
PSRR at 20 kHz
150-mA load at output, V(VIN_LDO12) – V
O(LDO1,2)
= 1 V
40
dB
I
SC(LDO0)
Short-circuit current limit
V(LDO0) = 0 V
300
mA
I
LKG(LDO0)
Leakage current
LDO off
1
µ
A
LDO_PM LINEAR REGULATOR
I
Q(LD0_PM)
Output current range
20
mA
Fixed output voltage value, V(OUT) > 4 V
3.3
V
V
O(LDO_PM)
Output voltage
Dropout voltage, I(LDOPM) = –12 mA
0.5
0.7
V
Total accuracy
–5%
5%
I
LKG(LDOPM)
Leakage current
LDO off
1
µ
A
12
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