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參數(shù)資料
| 型號： | TWL2214CA |
| 英文描述： | High voltage fast-switching NPN power transistor |
| 中文描述： | 電源管理IC和鋰離子電池充電控制 |
| 文件頁數(shù)： | 11/36頁 |
| 文件大?。?/td> | 511K |
| 代理商： | TWL2214CA |
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SLVS321A
–
OCTOBER 2001
–
REVISED JANUARY 2002
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, T
A
=
–
25
°
C to 85
°
C (unless otherwise noted)
regulator 1 (C
O
= 4.7
μ
F with ESR = 2
)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD1
VREG1
IO
IOS
Input voltage
3.3
4.3
V
Output voltage
IO = IMAX
VDD1 = 3.8 V
VDD1 = 3.8 V
IO = 1 mA to IMAX, VDD1 = 3.8 V
VDD1 = 3.3 V to 4.3 V, IO = IMAX
IO = IMAX
f = 10 Hz to 10 kHz, VDD1 = 3.8 V
IO = 1.5 mA (regulator 1 and internal bias circuitry are active)
2.68
2.8
2.91
V
Output current
150
mA
Short circuit
550
mA
Load regulation
80
mV
Line regulation
20
mV
Dropout voltage
100
300
mV
PSRR
Ripple rejection
65
dB
μ
A
I(Standby)
Standby current
105
120
regulator 6 (C
O
= 4.7
μ
F with ESR = 2
)
This 100-mA LDO can be enabled with serial interface I
2
C or by CONT (terminal 21 or H6). The output range
is from 2.5 V to 3 V.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD2
Input voltage
3.3
4.3
V
VREG6
O tp t oltage
Output voltage
CONT = Low
2.88
3
3.12
V
CONT = High (see Note 1 and function register 4)
0.96Vp
Vp
1.04Vp
100
V
IO
Output current
mA
Short circuit
330
mA
Load regulation
IO = 1 mA to IMAX, VDD2 = 3.8 V
VDD2 = 3.3 V to 4.3 V, IO = IMAX
IO = IMAX
f = 10 Hz to 10 kHz, VDD2 = 3.8 V
See Note 2
70
mV
VS
Line regulation
20
mV
Dropout voltage
100
300
mV
PSRR
Ripple rejection
65
dB
μ
s
ms
μ
A
tON
tOFF
I(Quiescent)
NOTES:
Turnon time
150
Turnoff time
See Note 3
2
5
Quiescent current
1. I2C/SPI programmable, V(p) is the programmed voltage. Refer to function registers 2 and 3 for programming information.
2. Output enable to output voltage = 0.9
×
nominal value
3. Output disable to output voltage = 0.5 V
IO = 1.5 mA
15
30
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