参数资料
型号: TPS64202DBVR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: 0.15 A SWITCHING CONTROLLER, PDSO6
封装: GREEN, PLASTIC, SOT-23, 6 PIN
文件页数: 23/29页
文件大小: 596K
代理商: TPS64202DBVR
TPS64200,TPS64201
TPS64202,TPS64203
SLVS485 AUGUST 2003
www.ti.com
3
ELECTRICAL CHARACTERISTICS
VIN = 3.8 V, VO = 3.3 V, EN = VIN, TA = 40°C to 85°C (unless otherwise noted)
SUPPLY CURRENT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI
Input voltage range
1.8
6.5
V
I(Q)
Operating quiescent current
IO = 0 mA
20
35
A
I(SD)
Shutdown current
EN = VI
0.1
1
A
OUTPUT/CURRENT LIMIT
VO
Adjustable output voltage range
VFB
VI
V
VFB
Feedback voltage
1.213
V
Feedback leakage current
0.01
0.2
A
Feedback voltage tolerance
2
+2
%
V(ISENSE) Reference voltage for current limit
90
105
120
mV
ISENSE leakage current
0.01
0.2
A
Line regulation
Measured with circuit according to Figure 1
0.6
%/V
Load regulation
Measured with circuit according to Figure 1
VI = 3.8 V
0.6
%/A
η
Efficiency
Measured with circuit according to Figure 1
VI = 3.8 V, VO = 3.3 V, IO = 1000 mA
94%
η
Efficiency
Measured with circuit according to Figure 1
VI = 3.8 V, VO = 1.2 V, IO = 800 mA
80%
Start-up time
IO = 0 mA, Time from active EN to VO,
CO = 47 F
0.25
ms
GATE DRIVER (SW-PIN)
rDS(ON)
P-channel MOSFET on-resistance
VI ≥ 2.5 V
4
rDS(ON)
P-channel MOSFET on-resistance
VI = 1.8 V
6
rDS(ON)
N-channel MOSFET on-resistance
VI ≥ 2.5 V
4
rDS(ON)
N-channel MOSFET on-resistance
VI = 1.8 V
6
IO
Maximum gate drive output current, SW
150
mA
ENABLE
VIH
EN high level input voltage
Device is off
1.3
V
VIL
EN low level input voltage
Device is operating
0.3
V
EN trip point hysteresis
115
mV
Ilkg
EN input leakage current
EN = GND or VIN
0.01
0.2
A
V(UVLO)
Undervoltage lockout threshold
1.7
V
ON TIME and OFF TIME
ton
Minimum on time
TPS64200, TPS64201, TPS64202
1.36
1.6
1.84
s
ton
Minimum on time
TPS64203 only
0.56
0.65
0.74
s
Reduced on time 1
TPS64201,TPS64202
0.80
s
Reduced on time 2
TPS64201,TPS64202
0.40
s
Reduced on time 3
TPS64201,TPS64202
0.20
s
toff
Minimum off time
TPS64200,TPS64201, TPS64203
0.44
0.55
0.66
s
toff
Minimum off time
TPS64202 only
0.24
0.3
0.36
s
相关PDF资料
PDF描述
TPS64200DBVRG4 0.15 A SWITCHING CONTROLLER, PDSO6
TPS64201DBVR 0.15 A SWITCHING CONTROLLER, PDSO6
TPS64203DBVTG4 0.15 A SWITCHING CONTROLLER, PDSO6
TPS64202DBVRG4 0.15 A SWITCHING CONTROLLER, PDSO6
TPS64201DBVTG4 0.15 A SWITCHING CONTROLLER, PDSO6
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