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STODD03PQR датащи(PDF) 8 Page - STMicroelectronics

номер детали STODD03PQR
подробное описание детали  Monolithic 2-channel power management for high-definition ODD with integrated power switch
PDF  16 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STODD03PQR датащи(HTML) 8 Page - STMicroelectronics

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Electrical characteristics
STODD03
8/16
Doc ID 018980 Rev 1
5
Electrical characteristics
Refer to the typical application circuit, VIN_P = VIN_A = VIN_PSW = VEN1,2 = 5 V, VOUT1 = 9 V,
VOUT2 = 3.3 V, C1,2,3 = 10 µF, C4,5 = 22 µF, L1 = 4.7 µH, L2 = 3.3 µH, TJ = - 25 to 125 °C
(unless otherwise specified, typical values are given at TJ = 25 °C).
Table 8.
Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
VIN
Input voltage range
4
6
V
ISUPPLY
Supply current
VEN1,2 > 1.2 V, no switching
1.6
2
mA
VEN1,2 < 0.4 V, no switching
1.2
2
mA
Step-up section
VOUT
Output voltage range
6.5
14
V
VFB1
Feedback voltage
TJ = 0 to 85 °C
0.776
0.8
0.824
V
Feedback voltage accuracy
TJ = 0 to 85 °C
-3
3
%
IFB1
Feedback current
VFB1= 0 V, VEN1 = 2 V
600
nA
IOUT1_OFF
(leak)
Output leakage current
VEN= 0 V, TJ = 0 to 80 °C
20
µA
VOUT1 OVP
Overvoltage protection (1)
VFB1= 0 V
14.8
15.3
15.8
V
RDSon_N
Internal N-channel
RDSon
ISW1=400 mA
300
m
Ω
RDSon_P
Internal P-channel
RDSon
ISW1=400 mA
300
ISW1 (leak)
Internal leakage current
VSW1= 4 V, VFB1= 2 V, VEN1 = 0 V
2
µA
ISW1 (LIM)
SW current limitation
VOUT1= 9.2 V
2.6
A
PWM fs
Oscillator frequency
to be measured on SW1 pin
0.75
1.2
1.5
MHz
DMAX
Max oscillator duty cycle
on SW1 pin, VFB1 = 0.7 V
70
90
%
ν
Efficiency
IOUT1 = 50 mA, VOUT1 = 7 V
80
%
IOUT1 = 500 mA, VOUT1 = 7 V
85
IOUT1 = 100 mA, VOUT1 = 9 V
75
IOUT1 = 500 mA, VOUT1 = 9 V
85
VEN1_H
Enable threshold high
VIN = 4 to 6 V
1.2
V
VEN1_L
Enable threshold low
VIN = 4 to 6 V
0.4
IEN1
Enable pin current
VEN1 = VIN = 5 V
2
µA
ΔV
OUT1/ΔVIN
Line transient response (2)
VIN from 4 to 6 V, IOUT1 = 500
mA, tR = tF => 30 µs, TJ = 25 °C
-5
5
%
VOUT
ΔV
OUT1/ΔIOUT
Load transient response (2)
VIN = 5 V, IOUT1 from 100 mA to
500 mA, tR = tF => 5µs, TJ= 25 °C
-5
5
%
VOUT
ΔV
OUT1/ΔVIN
Startup transient (2)
VIN from 0 to 5 V, IOUT1= 500 mA
-10
10
%
VOUT
tSTART
Startup time
VEN1 from 0 to 5 V, IOUT1=100mA
500
µs
Inrush current
VOUT=9.25 V, IOUT=100 mA
1.3
A



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