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参数资料
| 型号： | TPS650250RHBR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC32 |
| 封装： | 5 X 5 MM, GREEN, PLASTIC, QFN-32 |
| 文件页数： | 26/31页 |
| 文件大小： | 846K |
| 代理商： | TPS650250RHBR |
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ELECTRICAL CHARACTERISTICS
SLVS843 – DECEMBER 2008 ........................................................................................................................................................................................... www.ti.com
VINDCDC1 = VINDCDC2 = VINDCDC3 = VCC = VINLDO = 3.6V, TA = –40°C to 85°C, typical values are at TA = 25°C
(unless otherwise noted)
CONTROL SIGNALS: EN_DCDC1, EN_DCDC2, EN_DCDC3, EN_LDO, MODE, EN_VDD_ALIVE
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
High level input
VIH
1.45
VCC
V
voltage
Low level input
VIL
0
0.4
V
voltage
IH
Input bias current
0.01
0.1
A
SUPPLY PINS: VCC, VINDCDC1, VINDCDC2, VINDCDC3
PFM All 3 DCDC converters enabled, zero load
135
170
and no switching, LDOs enabled
PFM All 3 DCDC converters enabled, zero load
and no switching, LDO1, LDO2 = OFF, Vdd_alive
75
100
= ON
Operating quiescent
I(qPFM)
VCC = 3.6V
A
current
PFM DCDC1 and DCDC2 converters enabled,
zero load and no switching, LDO1, LDO2 = OFF,
55
80
Vdd_alive = ON
PFM DCDC1 converter enabled, zero load and no
40
60
switching, LDO1, LDO2 = OFF, Vdd_alive = ON
All 3 DCDC converters enabled & running in PWM,
2
LDOs off
Current into VCC;
PWM DCDC1 and DCDC2 converters enabled and
1.5
2.5
IVCC(PWM)
VCC = 3.6V
mA
PWM
running in PWM, LDOs off
PWM DCDC1 converter enabled and running in
0.85
2
PWM, LDOs off
All converters disabled, LDO1, LDO2 = OFF,
16
Vdd_alive = OFF
Iq
Quiescent current
VCC = 3.6V
A
All converters disabled, LDO1, LDO2 = OFF,
26
Vdd_alive = ON
4
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TPS650250
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