CDH2D09 データシートの表示（PDF） - Maxim Integrated
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CDH2D09 Datasheet PDF : 44 Pages
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PMIC with Integrated Charger and
Smart Power Selector for Handheld Devices
ELECTRICAL CHARACTERISTICS (continued)
(DC, USB, BVSET, UOK, DOK, LX_ unconnected; VTHM = VL/2, VPG_ = VAGND = 0V, VBAT = 4V, CEN = low, USUS = low, EN = high,
VPEN1 = VPEN2 = 3.3V, VPWM = 0V, COUT4 = 1µF, COUT5 = 1µF, CSYS = 10µF, PV1 = PV2 = PV3 = PV4 = PV5 = SYS, RDISET = 3kΩ,
RCISET = 3kΩ, CVL = 0.1µF, CCT = 0.15µF, CBP = 0.01µF, VFB1 = 1.1V, VFB2 = 1.1V, VFB3 = 1.1V, TA = -40°C to +85°C, unless other-
wise noted.) (Note 2)
PARAMETER
SYMBOL
CONDITIONS
Prequalification Time
tPQ
CCT = 0.15µF
Fast-Charge Time
Top-Off Time
tFC
CCT = 0.15µF
tTO
THERMISTOR INPUT (THM) (VDC = 5.0V, EN = low)
THM Threshold, Cold
VTHMC VTHM rising, 65mV hysteresis
THM Threshold, Hot
VTHMH VTHM falling, 65mV hysteresis
THM Input Leakage Current
ITHM
THM = AGND or VL, TA = +25°C
THM = AGND or VL, TA = +85°C
POWER SEQUENCING (Figures 11 and 12)
EN to REG3 Enable Delay
tD1
REG1 Soft-Start Time
tSS1
REG3 to REG1/2 Delay
tD2
REG2 Soft-Start Time
tSS2
REG3 Soft-Start Time
tSS3
REG1/2 to REG4 Delay
tD3
REG4 Soft-Start Time
tSS4
REG5 Soft-Start Time
tSS5
REGULATOR THERMAL SHUTDOWN
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
TJ rising
REG1—SYNCHRONOUS STEP-DOWN CONVERTER
Input Voltage
PV1 supplied from SYS
Maximum Output Current
L = 4.7µH, RL = 0.13Ω (Note 7)
FB1 Voltage
(Note 8)
Adjustable Output Voltage Range
FB1 Leakage Current
VFB1 = 1.012V
TA = +25°C
TA = +85°C
Load Regulation
PWM mode
Line Regulation
PWM mode (Note 9)
p-Channel On-Resistance
n-Channel On-Resistance
VPV1 = 4V, ILX1 = 180mA
VPV1 = 4V, ILX1 = 180mA
p-Channel Current-Limit
Threshold
MIN TYP MAX UNITS
33
min
660
min
15
s
73.0 74.0 75.5
27.0 28.4 30.0
-0.100 0.001 +0.200
0.01
% of
VVL
% of
VVL
µA
120
µs
2.6
ms
0.4
ms
2.6
ms
2.6
ms
0.3
ms
3.0
ms
3.0
ms
+165
°C
15
°C
VSYS
V
425
mA
0.997 1.012 1.028
V
1
VSYS
V
-50
-5
+50
nA
-5
4.4
%/A
1
%/D
165
330
mΩ
200
400
mΩ
0.555 0.615 0.675
A
8 _______________________________________________________________________________________
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