RT9187GQV

RT9187
7
DS9187-13 April 2017 www.richtek.com
©
Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Load Transient Response
Time (100us/Div)
Output Voltage
Deviation (mV)
Load Current (A)
V
IN
= 3.3V, I
LOAD
: 50mA to 800mA
(1A/Div)
(50mV/Div)
0
1
0
50
-50
Line Transient Response
Time (500us/Div)
Input Voltage
Deviation (V)
Output Voltage
Deviation (mV)
V
IN
= 3.3V to 4.3V, I
LOAD
: 1A
3.3
4.3
0
100
-100
Load Transient Response
Time (100us/Div)
Output Voltage
Deviation (mV) Load Current (A)
V
IN
= 3.3V, I
LOAD
: 50mA to 1A
0
1
0
100
-100
Line Transient Response
Time (500us/Div)
Input Voltage
Deviation (V)
Output Voltage
Deviation (mV)
V
IN
= 3.3V to 4.3V, I
LOAD
: 800mA
3.3
4.3
0
10
-10
PSRR
-80
-60
-40
-20
0
20
0.0 0.1 1.0 10.0 100.0 1000.0 10000.0
Frequency (Hz)
PSRR (dB)
V
IN
= V
EN
= 3.8V
10 100 1k 10k 100k 1M 10M
I
LOAD
= 10mA
I
LOAD
= 280mA
Region of Stable C
OUT
ESR vs. Load Current
0.001
0.01
0.1
1
10
100
0 0.2 0.4 0.6 0.8 1
Load Current (A)
Region of Stable C
OUT
ESR ()
V
IN
= 3.3V
V
IN
= 6.0V
Unstable Range
Stable Range
Region of Stable C
OUT
ESR (Ω)
RT9187
8
DS9187-13 April 2017www.richtek.com
©
Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Outline Dimension
Dimensions In Millimeters Dimensions In Inches
Symbol
Min Max Min Max
A 0.800 1.000 0.031 0.039
A1 0.000 0.050 0.000 0.002
A3 0.175 0.250 0.007 0.010
b 0.200 0.300 0.008 0.012
D 2.950 3.050 0.116 0.120
D2 2.100 2.350 0.083 0.093
E 2.950 3.050 0.116 0.120
E2 1.350 1.600 0.053 0.063
e 0.650 0.026
L 0.425 0.525
0.017 0.021
V-Type 8L DFN 3x3 Package
1
1
2
2
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
DETAIL A
Pin #1 ID and Tie Bar Mark Options
D
1
E
A3
A
A1
D2
E2
L
b
e
SEE DETAIL A
RT9187
9
DS9187-13 April 2017 www.richtek.com
Richtek Technology Corporation
14F, No. 8, Tai Yuen 1
st
Street, Chupei City
Hsinchu, Taiwan, R.O.C.
Tel: (8863)5526789
Richtek products are sold by description only. Customers should obtain the latest relevant information and data sheets before placing orders and should verify
that such information is current and complete. Richtek cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Richtek
product. Information furnished by Richtek is believed to be accurate and reliable. However, no responsibility is assumed by Richtek or its subsidiaries for its use;
nor for any infringements of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent
or patent rights of Richtek or its subsidiaries.
A
B
J
F
H
M
C
D
I
Y
X
EXPOSED THERMAL PAD
(Bottom of Package)
8-Lead SOP (Exposed Pad) Plastic Package
Dimensions In Millimeters Dimensions In Inches
Symbol
Min Max Min Max
A 4.801 5.004 0.189 0.197
B 3.810 4.000 0.150 0.157
C 1.346 1.753 0.053 0.069
D 0.330 0.510 0.013 0.020
F 1.194 1.346 0.047 0.053
H 0.170 0.254 0.007 0.010
I 0.000 0.152 0.000 0.006
J 5.791 6.200 0.228 0.244
M 0.406 1.270 0.016 0.050
X 2.000 2.300 0.079 0.091
Option 1
Y 2.000 2.300 0.079 0.091
X 2.100 2.500 0.083 0.098
Option 2
Y 3.000 3.500 0.118 0.138

RT9187GQV

Mfr. #:
Manufacturer:
Description:
IC REG LINEAR POS ADJ 1A 8VDFN
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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