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| 型号： | TPS65040ZQER |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 8-CHANNEL POWER SUPPLY MANAGEMENT CKT, PBGA71 |
| 封装： | 5 X 5 MM, 0.50 MM PITCH, GREEN, PLASTIC, MICRO, BGA-71 |
| 文件页数： | 7/73页 |
| 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
VGGE3_V28 (LOW DROPOUT OUTPUT)
Normal mode output voltage
ILOAD = 10 mA
2.79
2.85
2.92
VO(VG3)
V
Low power mode output voltage
ILOAD = 1 mA
2.79
2.85
2.91
Normal mode maximum output
100
mA
current
IO(VG3)
Low power mode maximum output
2
mA
current
VO(VG3_ACC) Total output accuracy(1)
–4%
4%
ICL(VG3)
Current limit protection(2)
V(VG3) = 0 V
170
260
mA
VSAT(VG3)
Output saturation voltage(2)
0.3
V
ISD(VG3)
Shutdown current(3)
VBN5 pin at TA = 25°C
1
A
VBN5 pin, ILOAD = 0 mA at TA = 25°C
Normal mode quiescent current
40
60
VGGE1_V28, and VGGE2_V28 are off
IQ(VG3)
A
VBN5 pin, ILOAD = 0 mA at TA = 25°C
Low power mode quiescent current
1.2
3
VGGE1_V28, and VGGE2_V28 are off
VREG(VG3)
Line regulation(2)
VBAT = 3.1 V ~ 4.5 V, ILOAD = 100 mA
0.1
0.4
%/V
IREG(VG3)
Load regulation(2)(4)
ILOAD = 10 A to 100 mA
50
100
mV
ILOAD = 10 A to 100 mA, ITR = 1 s
140
170
mV
ITR(VG3)
Load transient(2)(4)
ILOAD = 100 mA to 10 A, ITF = 1 s
140
230
mV
VBAT = 3.8 V, FRIPPLE = 1 kHz, ILOAD = 100 mA
60
dB
Power supply ripple
PSRR(VG3)
VBAT = 3.8 V, FRIPPLE = 100 kHz,
rejection(2)(4)(5)
45
dB
ILOAD = 100 mA
VON(VG3)
Output noise(2)(4)
ILOAD = 5 mA, 10 Hz to 100 kHz
30
Vrms
VO(VG3) > 90%, ILOAD = 10 A to 100 mA,
850
REG_EN pin = 0 V to VBAT
tST(VG3)
Startup time(2)(4)
s
VO(VG3) > 90%, ILOAD = 10 A to 100 mA,
REG_EN pin = VBAT and
500
r[PSCNTGGE3](6) = 0 to 1
VO(VG3) < 10%, ILOAD = 0 mA,
REG_EN pin = VBAT to 0 V, or
tF(VG3)
Output voltage falling time(4)
5
ms
REG_EN pin = VBAT and
r[PSCNTGGE3] = 1 to 0
VBAT UNDERVOLTAGE ELECTRICAL CHARACTERISTICS(7)
VO(VG3)
Normal mode output voltage
2.85
V
3.0 V < VBAT < 3.1
Low power mode output voltage
2.85
V
(1)
Total accuracy includes line and load regulation, temperature and process condition. It does not include load and line transients.
(2)
Normal mode operation
(3)
Shutdown current includes VGGE1_V28 and VGGE2_V28.
(4)
Not production tested. Assured by using the reference EVM.
(5)
Ripple voltage = 0.1 VPP
(6)
r[PSCNTGGE3] is the name of register command by serial interface.
(7)
VGGE3_V28 LDO is the only functional operation. The electrical characteristics are typical, but not specified.
15
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