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參數(shù)資料
| 型號(hào)： | TPS65040ZQER |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 8-CHANNEL POWER SUPPLY MANAGEMENT CKT, PBGA71 |
| 封裝： | 5 X 5 MM, 0.50 MM PITCH, GREEN, PLASTIC, MICRO, BGA-71 |
| 文件頁(yè)數(shù)： | 8/73頁(yè) |
| 文件大小： | 1928K |
| 代理商： | TPS65040ZQER |
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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
VTCXO (LOW DROPOUT OUTPUT)
VO(VXO)
Output voltage
ILOAD = 5 mA
2.79
2.85
2.92
V
IO(VXO)
Maximum output current
20
mA
VO(VXO_ACC) Total output accuracy(1)
–4%
4%
ICL(VXO)
Current limit protection
VO(VXO) = 0 V
30
90
mA
VSAT(VXO)
Output saturation voltage
0.3
V
ISD(VXO)
Shutdown current
VBN3 pin at TA = 25°C
1
A
IQ(VXO)
Quiescent current
VBN3 pin, ILOAD = 0 mA at TA = 25°C
40
60
A
VREG(VXO)
Line regulation
ILOAD = 20 mA
0.1
0.4
%/V
IREG(VXO)
Load regulation(2)
ILOAD = 10 A to 20 mA
50
100
mV
ILOAD = 10 A to 20 mA, ITR = 1 s
100
110
mV
ITR(VXO)
Load transient(2)
ILOAD = 20 mA to 10 A, ITF = 1 s
100
110
mV
VBAT = 3.8 V, FRIPPLE = 1 kHz,
60
dB
ILOAD = 20 mA
PSRR(VXO)
Power supply ripple rejection(2)(3)
VBAT = 3.8 V, FRIPPLE = 100 kHz,
45
dB
ILOAD = 20 mA
VON(VXO)
Output noise(2)
ILOAD = 5 mA, 10 Hz to 100 kHz
30
Vrms
VO(VXO) > 90%, ILOAD = 10 A to 20 mA
tST(VXO)
Startup time(2)
400
s
SYSCLK_EN pin = 0 V to VVIO
VO(VXO) < 10%, ILOAD = 0 mA,
tF(VXO)
Output voltage falling time(2)
5
ms
SYSCLK_EN pin = VVIO to 0 V
VBAT UNDERVOLTAGE ELECTRICAL CHARACTERISTICS(4)
3.0 V < VBAT < 3.1
2.85
V
VO(VXO)
Output voltage
VBAT
2.7 V < VBAT < 3.0
V
–VSAT(VXO)
(1)
Total accuracy includes line and load regulation, temperature and process condition. It does not include load and line transients.
(2)
Not production tested. Specified by using the reference EVM.
(3)
Ripple voltage = 0.1 VPP
(4)
VTCXO LDO is the only functional operation. The electrical characteristics are typical, but not specified.
16
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