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STOD02PUR 数据表(PDF) 7 Page - STMicroelectronics

部件名 STOD02PUR
功能描述  Dual DC-DC converter for powering AMOLED display
PDF  23 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STOD02PUR 数据表(HTML) 7 Page - STMicroelectronics

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STOD02
Electrical characteristics
Doc ID 15245 Rev 3
7/23
5
Electrical characteristics
TJ = 25 °C, VINA = VINP = 3.7 V, IO1,2 = 30 mA, CI = 4.7 µF, CO1,2 = 4.7 µF, CREF = 1 µF, L1 =
4.7 µH, L2 = 4.7 µH, VEN = VINA = VINP, VO1 = 4.6 V, VO2= -4.9 V unless otherwise specified.
Table 6.
Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
General section
VIN
Operating input voltage
range
VO1=4.6V, TJ = -40 to 85°C
2.5
4.5
V
UVLO_H
Under voltage lockout
HIGH
VINA rising, TJ = -40 to 85°C
2.40
2.50
V
UVLO_L
Under voltage lockout
LOW
VINA falling, TJ = -40 to 85°C
2.30
2.35
V
I_VI
Input current
No Load condition (I_VI = IINA + IINP)1
1.5
mA
IS
Shutdown current
VEN = GND, (IS = IINA + IINP)1
µA
VEN H
Enable high threshold
VINA= 2.5V to 4.5V, TJ = -40 to 85°C
1.2
V
VEN L
Enable low threshold
VINA= 2.5V to 4.5V, TJ = -40 to 85°C
0.4
IEN
Enable input current
VEN = VI
1µA
FSW
Frequency
PWM mode, TJ = -40 to 85°C
1.35
1.6
1.85
MHz
D1MAX
Step-up maximum duty
cycle
90
%
D2MAX
Inverting maximum
duty cycle
90
%
ν
Total system efficiency
IO1,2=10 to 30mA, VO1=4.6V, VO2=-4.9V
80
%
IO1,2=30 to 150mA, VO1=4.6V,
VO2=-4.9V
85
VREF
Voltage reference
IREF=10µA
1.196
1.209
1.222
V
IREF
Voltage reference
current capability
At VREF = VREF – 1.5%
100
µA
Step-up converter section
VO1
Line/Load maximum
output voltage variation
VINA=2.5V to 4.5V, IO1=5mA to 100mA
4.55
4.6
4.65
V
ΔV
O1 SL
Static line regulation (1)
VINA=2.5V to 4.5V, IO1=5mA, IO2 no load;
TJ=-40°C to 85°C
0.5
%
VINA=2.5V to 4.5V, IO1=100mA, IO2 no
load, TJ=-40°C to 85°C
0.5
ΔV
O1 LT
Line transient
VINA=3.5V to 3.0V, IO1=100mA
TJ=-40°C to 85°C, TR=TF=50µs output
voltage variation with respect to nominal
VO1
-12
mV



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