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)： 12/36頁
文件大小： 511K
代理商： TWL2214CA
SLVS321A
–
OCTOBER 2001
–
REVISED JANUARY 2002
12
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics, T
A
=
–
25
°
C to 85
°
C (unless otherwise noted) (continued)
regulators 2, 3, 4, and 5 (C
O
= 4.7
μ
F with ESR = 2
)
Regulators 2, 3, 4, and 5 provide programmable output. The output range, 2.3 V to 3 V, can be programmed
in 100-mV steps.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI
VO
Input voltage
3.3
4.3
V
Output voltage
See Note 1
0.96Vp
Vp
1.04Vp
V
Regulator 2
80
IO
O tp t c rrent
Output current
Regulator 3
80
mA
Regulator 4
120
Regulator 5
150
Regulator 2
300
Short circ it c rrent
Short-circuit current
Regulator 3
300
mA
Regulator 4
400
Regulator 5
500
Regulator 2, IO = 1 mA to IMAX
Regulator 4, IO = 1 mA to IMAX
Regulators 3 and 5, IO = 1 mA to IMAX
VI = 3.3 V to 4.3 V
IO = IMAX
f = 10 Hz to 10 kHz, VDD3 = VDD4 = 3.8 V
f = 10 Hz to 100 kHz, IO = IMAX, VI = 3.3 V
See Note 2
70
Load regulation
50
mV
50
Line regulation
20
mV
VDROPOUT
PSRR
Dropout voltage
300
mV
Ripple rejection
65
dB
N
Output noise
45
μ
Vrms
μ
s
ms
μ
A
tON
tOFF
I(Quiescent)
Turnon time
80
Turnoff time
No load, See Note 3
1
5
Quiescent current
IO = 1 mA
120
150
regulator 1 voltage DET
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Voltage at XRST (see Note 4)
VREG1
≤
VTH
–
VHY
VREG1
≥
VTH
0
0.3
V
VREG1
VHY
Hysteresis voltage
80
100
120
mV
Time delay voltage at CD1
1.15
1.2
1.25
V
μ
A
Time delay current at CD1
0.7
1
1.3
NOTE 4: VTH is 90% of the nominal VREG1.
LED driver
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output current at IL0
VIL0 = 0.8 V
VIL1 = 0.8 V
VIL2 = 0.8 V
Off
160
mA
Output current at IL1
20
mA
Output current at IL2
10
mA
μ
A
ILKG
Leakage current
1
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