RT9166/A
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DS9166/A-23 June 2012 www.richtek.com
©
Copyright 2012 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Dimensions In Millimeters Dimensions In Inches
Symbol
Min Max Min Max
A 1.400 1.800 0.055 0.071
A1 0.020 0.100
0.001
0.004
b 0.600 0.840 0.024 0.033
B 3.300 3.700 0.130 0.146
C 6.700 7.300 0.264 0.287
D 6.300 6.700 0.248 0.264
b1 2.900 3.100 0.114 0.122
e 2.300 0.091
H 0.230 0.350 0.009 0.014
L 1.500 2.000 0.059 0.079
L1 0.800 1.100 0.031 0.043
3-Lead SOT-223 Surface Mount Package
RT9166/A
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DS9166/A-23 June 2012www.richtek.com
©
Copyright 2012 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation.
Dimensions In Millimeters Dimensions In Inches
Symbol
Min Max Min Max
A 2.184 2.388
0.086 0.094
B 0.889 2.032 0.035 0.080
b 0.508 0.889 0.020 0.035
b1 1.016 Ref. 0.040 Ref.
b2 0.457 0.584 0.018 0.023
C 0.457 0.584
0.018 0.023
D 6.350 6.731
0.250 0.265
D1 5.207 5.461
0.205 0.215
E 5.334 6.223
0.210 0.245
e 2.108 2.438 0.083 0.096
L1 9.398 10.414
0.370 0.410
L2 0.508 Ref.
0.020 Ref.
L3 0.635 1.016
0.025 0.040
U 3.810 Ref. 0.150 Ref.
V 3.048 Ref. 0.120 Ref.
R 0.200 0.850 0.008 0.033
S 2.500 3.400 0.098 0.134
T 0.500 0.850 0.020 0.033
3-Lead TO-252 Surface Mount Package
A
C
b2
b
b1
D
B
E
L3
e
L1
L2
V
U
D1
S
T
R
RT9166/A
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DS9166/A-23 June 2012 www.richtek.com
Richtek Technology Corporation
5F, No. 20, Taiyuen Street, Chupei City
Hsinchu, Taiwan, R.O.C.
Tel: (8863)5526789
Richtek products are sold by description only. Richtek reserves the right to change the circuitry and/or specifications without notice at any time. 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.
D
A
C
b
E
L
e
D1
A1
3-Lead TO-92 Plastic Package
Dimensions In Millimeters Dimensions In Inches
Symbol
Min Max Min Max
A 3.175 4.191
0.125 0.165
A1 1.143 1.372 0.045 0.054
b 0.406 0.533
0.016 0.021
C 0.406 0.533
0.016 0.021
D 4.445 5.207 0.175 0.205
D1 3.429 5.029
0.135 0.198
E 4.318 5.334
0.170 0.210
e 1.143 1.397
0.045 0.055
L
12.700
0.500

RT9166A-18GG

Mfr. #:
Manufacturer:
Description:
IC REG LINEAR 1.8V 600MA SOT223
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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