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參數(shù)資料
| 型號： | 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 |
| 文件頁數(shù)： | 72/73頁 |
| 文件大小： | 1928K |
| 代理商： | TPS65040ZQER |
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SLVS708B – NOVEMBER 2006 – REVISED APRIL 2007
ELECTRICAL CHARACTERISTICS (continued)
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
VBAT = 3.1 V, V0(BKBT) = 1 V to 4.2 V,
50
s
ILOAD= 100 mA
VBAT = 3.1 V, V0(BKBT) = 4.2 V to 1 V,
50
s
ILOAD = 400 mA to 20 mA
Output voltage settling
time of boost mode(2)(3)
VBAT = 3.1 V, V0(BKBT) = 3.5 V to 4.2 V,
50
s
ILOAD = 400 mA
VBAT = 3.1 V, V0(BKBT) = 4.2 V to 3.5 V,
50
s
ILOAD = 400 mA to 150 mA
VBAT = 4.2 V, V0(BKBT) = 1 V, ILOAD = 0 mA
200
mV
to 100 mA, ITR/ITF = 1 s
VBAT = 4.2 V, V0(BKBT) = 2 V, ILOAD = 0 mA
200
mV
Output voltage shift peak
to 400 mA, ITR/ITF = 1 s
voltage value (changed
VBAT = 4.2 V, V0(BKBT) = 3.5 V, ILOAD = 0 mA
load current)(2)
200
mV
to 400 mA, ITR/ITF = 1 s
VBAT = 3.1 V, V0(BKBT) = 4.2 V, ILOAD = 0 mA
250
mV
to 400 mA, ITR/ITF = 1 s
VBAT = 4.2 V, V0(BKBT) = 1 V, ILOAD = 0 mA
35
s
to 100 mA, ITR/ITF = 1 s
VBAT = 4.2 V, V0(BKBT) = 2 V, ILOAD = 0 mA
35
s
to 400 mA, ITR/ITF = 1 s
VBAT = 4.2 V, V0(BKBT) = 3.5 V, ILOAD = 0 mA
35
s
to 400 mA, ITR/ITF = 1 s
Output voltage shift
convergence time
VBAT = 4.2 V, V0(BKBT) = 4 V, ILOAD = 0 mA
35
s
(changed load
to 400 mA, ITR/ITF = 1 s
current)(4)(5)
VBAT = 3.1 V, V0(BKBT) = 4.2 V, ILOAD = 0 mA
35
s
to 400 mA, ITR/ITF = 1 s
VBAT = 3.1 V, V0(BKBT) = 4.2 V, ILOAD = 0 mA
35
s
to 400 mA, ITR/ITF = 1 s
VBAT = 3.1 V, V0(BKBT) = 3.4 V, ILOAD = 0 mA
35
s
to 400 mA, ITR/ITF = 1 s
RPABIAS1
PABIAS1 input
100
200
k
impedance
Short circuit protection
V0(BKBST) V0(BKBST)
V0(BKBST)
VSCP
V0(BKBT)× 80% detection
V
voltage(6)
× 70%
× 80%
× 90%
SCP monitor mode count
V0(BKBT) < V0(BKBT)× 80%
0.5
ms
time
tSCP
Output P-channel MOSFETs are OFF,
SCP mode count time
8
ms
V0(BKBT) force to 0 V
Current limit protection(4)
VBAT = 3.8 V, COBKBT = 10 F, L1BKBT = 2.2 H,
ICL(BKBT)
1.5
A
CERRBKBT = 1 nF, TA = 25°C
V0(BKBT) = 0.8 V ~ 4.2 V, ILOAD = 400 mA,
r[PSCNTDC/DC](7)= 1,
500
s
TXONFST pin = 0 V to VVIO, VOUT ±0.2 V
tSS
Soft start ramp up time(4)
VO(BKBT) = 0.8 V ~ 4.2 V, ILOAD = 400 mA,
TXONFST pin = VVIO, r[PSCNTDC/DC] = 0 to 1,
660
s
VOUT
±0.2 V
(4)
Not production tested. Specified by using the reference EVM.
(5)
Convergence time measures
±0.1 V of the target V
O(BKBT) voltage
(6)
Tested at VO(BKBT) = 2.5 V
(7)
r[PSCNTDC/DC] is a name of register command by serial interface.
8
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