PHILIPS BLM6G22-30

BLM6G22-30; BLM6G22-30G
W-CDMA 2100 MHz to 2200 MHz power MMIC
Rev. 03 — 21 November 2008
Preliminary data sheet
1. Product profile
1.1 General description
30 W LDMOS 2-stage power MMIC for base station applications at frequencies from
2100 MHz to 2200 MHz. Available in gull wing for surface mount (SOT822-1) or flat lead
(SOT834-1).
Table 1.
Typical performance
Typical RF performance at Th = 25 °C.
Mode of operation
2-carrier W-CDMA
[1]
f
VDS
PL(AV)
Gp
ηD
IMD3
ACPR
(MHz)
(V)
(W)
(dB)
(%)
(dBc)
(dBc)
9
−48[1]
−50[1]
2110 to 2170
28
2
29.5
Test signal: 3GPP; test model 1; 64 DPCH; PAR = 7 dB at 0.01 % probability on CCDF per carrier; carrier
spacing 10 MHz.
CAUTION
This device is sensitive to ElectroStatic Discharge (ESD). Therefore care should be taken
during transport and handling.
1.2 Features
n Typical 2-carrier W-CDMA performance at a frequency of 2110 MHz:
u Average output power = 2 W
u Power gain = 30 dB (typ)
u Efficiency = 9 %
u IMD3 = −48 dBc
u ACPR = −50 dBc
n Integrated temperature compensated bias
n Excellent thermal stability
n Biasing of individual stages is externally accessible
n Integrated ESD protection
n Small component size, very suitable for PA size reduction
n On-chip matching (input matched to 50 Ohm, output partially matched)
n High power gain
n Designed for broadband operation (2100 MHz to 2200 MHz)
n Compliant to Directive 2002/95/EC, regarding Restriction of Hazardous Substances
(RoHS)
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
2. Pinning information
2.1 Pinning
BLM6G22-30
BLM6G22-30G
GND
1
VDS1
2
n.c.
3
n.c.
4
n.c.
5
RF_INPUT
6
n.c.
7
n.c.
8
VGS1
9
16 GND
15 n.c.
14 RF_OUTPUT/VDS2
13 n.c.
VGS2 10
GND 11
12 GND
001aae321
Transparent top view.
Fig 1.
Pin configuration
2.2 Pin description
Table 2.
Pin description
Symbol
Pin
Description
GND
1, 11, 12, 16
ground
VDS1
2
first stage drain-source voltage
n.c.
3, 4, 5, 7, 8, 13, 15
not connected
RF_INPUT
6
RF input
VGS1
9
first stage gate-source voltage
VGS2
10
second stage gate-source voltage
RF_OUT/VDS2
14
RF output or second stage drain-source voltage
RF_GND
flange
RF ground
3. Ordering information
Table 3.
Ordering information
Type number
Package
Name
Description
HSOP16F plastic, heatsink small outline package; 16 leads (flat) SOT834-1
BLM6G22-30G
HSOP16
plastic, heatsink small outline package; 16 leads
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
Version
BLM6G22-30
SOT822-1
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
2 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
4. Block diagram
VDS1
RF_INPUT
VGS1
VGS2
2
6
14
RF_OUTPUT/VDS2
9
10
TEMPERATURE
COMPENSATED BIAS
001aah621
Fig 2.
Block diagram of BLM6G22-30 and BLM6G22-30G
5. Limiting values
Table 4.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
VDS
Conditions
Min
Max
Unit
drain-source voltage
-
65
V
VGS
gate-source voltage
0.5
+13
V
ID1
first stage drain current
-
3
A
ID2
second stage drain current
-
9
A
Tstg
storage temperature
−65
+150
°C
Tj
junction temperature
-
200
°C
6. Thermal characteristics
Table 5.
Thermal characteristics
Symbol
Parameter
Conditions
Value
Unit
Rth(j-c)1
first stage thermal resistance
from junction to case
Tcase = 25 °C; PL = 2 W;
2-carrier W-CDMA
[1]
3.9
K/W
Rth(j-c)2
second stage thermal resistance Tcase = 25 °C; PL = 2 W;
from junction to case
2-carrier W-CDMA
[1]
2.1
K/W
[1]
Thermal resistance is determined under specific RF operating conditions.
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
3 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
7. Characteristics
Table 6.
Characteristics
Mode of operation: 2-carrier W-CDMA; PAR 7 dB at 0.01 % probability on CCDF;
3GPP test model 1; 1-64 PDPCH; f1 = 2112.5 MHz; f2 = 2122.5 MHz; f3 = 2157.5 MHz;
f4 = 2167.5 MHz; VDS = 28 V; IDq1 = 270 mA; IDq2 = 280 mA; Th = 25 °C unless otherwise specified;
in a production test circuit as described in Section 9 “Test information”.
Symbol
Parameter
Conditions
Min
Gp
power gain
PL(AV) = 2 W
RLin
input return loss
ηD
IMD3
ACPR
adjacent channel power ratio
Typ
Max
Unit
27.5 30
32.5
dB
PL(AV) = 2 W
10
-
dB
drain efficiency
PL(AV) = 2 W
7.5
9
-
%
third order intermodulation distortion
PL(AV) = 2 W
-
−48
−44.5
dBc
PL(AV) = 2 W
-
−50
−47
dBc
14
8. Application information
8.1 Ruggedness
The BLM6G22-30 and BLM6G22-30G are capable of withstanding a load mismatch
corresponding to VSWR = 5 : 1 through all phases under the following conditions:
VDS = 28 V; IDq1 = 270 mA; IDq2 = 280 mA; PL = 2 W; 2-carrier W-CDMA.
8.2 Impedance information
Table 7.
Typical impedance
f
Zi[1]
ZL[2]
MHz
Ω
Ω
2075
40.9 + j22.8
18.0 − j5.5
2085
41.2 + j23.2
17.8 − j5.6
2095
41.6 + j23.3
17.7 − j5.7
2105
41.9 + j23.3
17.7 − j5.9
2115
42.1 + j23.3
17.6 − j6.0
2125
42.2 + j23.2
17.4 − j6.0
2135
42.4 + j23.1
17.3 − j6.1
2145
42.3 + j22.9
17.2 − j6.1
2155
42.5 + j22.8
17.0 − j6.2
2165
42.6 + j22.8
16.8 − j6.3
2175
42.7 + j22.8
16.6 − j6.4
2185
43.0 + j23.0
16.4 − j6.6
2195
43.6 + j23.1
16.3 − j6.9
2205
44.2 + j23.3
16.1 − j7.2
[1]
Device input impedance as measured from gate to ground.
[2]
Test circuit impedance as measured from drain to ground.
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
4 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
8.3 Performance curves
Performance curves are measured in a BLM6G22-30G application circuit.
001aah622
35
15
ηD
(%)
Gp
(dB)
13
33
IMD3,
ACPR
(dBc)
IMD3
−47
Gp
31
001aah623
−45
11
ηD
9
29
−49
ACPR
7
27
25
2050
2100
2150
5
2250
2200
−51
2050
2100
2150
2200
f (MHz)
Tcase = 25 °C; VDS = 28 V; PL(AV) = 2 W; IDq1 = 270 mA;
IDq2 = 280 mA; carrier spacing = 10 MHz.
Fig 3.
2-carrier W-CDMA power gain and drain
efficiency as functions of frequency;
typical values
001aah624
38
Gp
(dB)
36
34
(2)
32
Gp
30
ηD
Fig 4.
2-carrier W-CDMA adjacent power channel
ratio and third order intermodulation distortion
as functions of frequency; typical values
001aah625
IMD3, −20
ACPR
(dBc) −25
IMD3
ACPR
25
−30
20
−35
15
−40
10
−45
5
−50
0
−55
10−1
Gp
(3)
28
35
ηD
(%)
30
Tcase = 25 °C; VDS = 28 V; PL(AV) = 2 W; IDq1 = 270 mA;
IDq2 = 280 mA; carrier spacing = 10 MHz.
Gp
(1)
2250
f (MHz)
(3)
(1)
(2)
26
(1), (2), (3)
(2)
(1)
(3)
24
10−1
1
102
10
102
10
PL(AV) (W)
VDS = 28 V; IDq1 = 270 mA; IDq2 = 280 mA;
carrier spacing = 10 MHz.
VDS = 28 V; IDq1 = 270 mA; IDq2 = 280 mA;
carrier spacing = 10 MHz.
(1) Tcase = −30 °C
(1) Tcase = −30 °C
(2) Tcase = 25 °C
(2) Tcase = 25 °C
(3) Tcase = 85 °C
(3) Tcase = 85 °C
Fig 5.
1
PL(AV) (W)
2-carrier W-CDMA power gain and drain
efficiency as functions of
average output power and temperature;
typical values
Fig 6.
2-carrier W-CDMA adjacent power channel
ratio and third order intermodulation distortion
as functions of average output power and
temperature; typical values
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
5 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
001aah626
32
Gp
(dB)
30
001aah627
−20
IMD
(dBc)
−30
IMD3
−40
IMD5
−50
IMD7
28
(1)
−60
(3)
(2)
−70
26
−80
−90
10−1
24
0
10
20
30
40
1
PL (W)
102
10
PL(PEP) (W)
f = 2140 MHz; IDq1 = 270 mA; IDq2 = 280 mA.
IDq1 = 270 mA; IDq2 = 280 mA; f1 = 2140 MHz;
f2 = 2140.1 MHz.
(1) VDS = 24 V
(2) VDS = 28 V
(3) VDS = 32 V
Fig 7.
One-tone CW power gain as function of output
power and drain-source voltage; typical value
Fig 8.
Two-tone CW intermodulation distortion as
function of peak envelope load power; typical
value
001aah628
35
PL(M)
(W)
(1)
31
(2)
(3)
27
23
19
15
2050
2100
2150
2200
2250
f (MHz)
Test signal: IS-95 with pilot, paging, sync and 6 traffic channels (Walsh codes 8 to 13). PAR = 9.7 dB at 0.01 % probability on
the CCDF.
(1) Tcase = −30 °C
(2) Tcase = 25 °C
(3) Tcase = 85 °C
Fig 9.
Single-carrier peak output power as function of frequency and temperature; typical values
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
6 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
9. Test information
C11
C9
C15
C3
C4
C5
C1
C13
C14
C6
C7
R1
R2
C2
C8
C10
C12
001aah629
Striplines are on a double copper-clad Rogers 4350B Printed-Circuit Board (PCB) with εr = 3.5; thickness = 0.76 mm.
See Table 8 for a list of components.
Fig 10. Component layout for 2110 MHz to 2170 MHz circuit for 2-carrier W-CDMA
Table 8.
List of components
For test circuit see Figure 10.
Component
C1, C13
Description
Value
multilayer ceramic chip capacitor 0.3 pF
Remarks
[1]
C2, C4, C8, C11, C12 multilayer ceramic chip capacitor 4.7 µF; 50 V
electrolytic capacitor
C5, C9, C10, C14
multilayer ceramic chip capacitor 10 pF
C6, C7
multilayer ceramic chip capacitor 100 nF
R1
SMD resistor 0805
1 kΩ
R2
SMD resistor 0805
3.9 kΩ
[1]
[1]
American Technical Ceramics (ATC) type 100A or capacitor of same quality.
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
220 µF; 35 V
C3, C15
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
7 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
10. Package outline
HSOP16F: plastic, heatsink small outline package; 16 leads (flat)
SOT834-1
D
A
E
E2
c
y
X
HE
v M A
D1
e3 (2×)
D2
w M
bp2
16
12
A2
E1
pin 1 index
Q1
detail X
1
11
w M
Z
bp1 (5×)
e1 (2×)
e (6×)
e2 (4×)
w M
bp (10×)
0
5
10 mm
scale
DIMENSIONS (mm are the original dimensions)
UNIT
A2
mm
3.3
3.0
bp1
bp2
c
D (1)
D1
D2
E (1)
E1
E2
e
e1
e2
e3
HE
Q1
v
w
y
Z
0.43 1.09
0.28 0.94
5.87
5.72
0.32
0.23
16.0
15.8
13.0
12.6
1.1
0.9
11.1
10.9
6.2
5.8
2.9
2.5
1.02
1.37
5.69
3.81
16.2
15.8
1.7
1.5
0.25
0.25
0.1
2.5
2.0
bp
Note
1. Plastic or metal protrusions of 0.25 mm maximum per side are not included.
OUTLINE
VERSION
REFERENCES
IEC
JEDEC
JEITA
EUROPEAN
PROJECTION
ISSUE DATE
03-10-22
SOT834-1
Fig 11. Package outline SOT834-1 (HSOP16F)
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
8 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
HSOP16: plastic, heatsink small outline package; 16 leads
SOT822-1
A
E
D
E2
X
c
y
HE
v
M
A
D1
e3 (2×)
w
D2
bp2
M
16
12
Q
E1
A2
A
pin 1 index
A1
(A3)
A4
θ
Lp
1
detail X
11
w
Z
e (6×)
e1 (2×)
M
bp1 (5×)
e2 (4×)
w
M
bp (10×)
0
5
10 mm
scale
HE
Lp
Q
v
w
y
Z
θ
14.5
13.9
1.1
0.8
1.5
1.4
0.25
0.25
0.1
2.5
2.0
8°
0°
DIMENSIONS (mm are the original dimensions)
UNIT
A
max
A1
A2
A3
A4
bp
b p1
b p2
c
D(1)
D1
D2
E (1)
E1
E2
e
e1
e2
e3
mm
3.6
0.2
0
3.3
3.0
0.35
0.06
−0.06
0.43
0.28
1.09
0.94
5.87
5.72
0.32
0.23
16.0
15.8
13.0
12.6
1.1
0.9
11.1
10.9
6.2
5.8
2.9
2.5
1.02
1.37
5.69
3.81
Note
1. Plastic or metal protrusions of 0.25 mm maximum per side are not included
OUTLINE
VERSION
REFERENCES
IEC
JEDEC
JEITA
EUROPEAN
PROJECTION
ISSUE DATE
03-07-23
07-02-08
SOT822-1
Fig 12. Package outline SOT822-1 (HSOP16)
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
9 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
11. Handling information
11.1 ESD protection
Table 9.
ESD protection characteristics
Test condition
Class
Human Body Model (HBM)
1
Machine Model (MM)
1
11.2 Moisture sensitivity
Table 10.
Moisture sensitivity level
Test methodology
Class
JESD-22-A113
3
12. Abbreviations
Table 11.
Abbreviations
Acronym
Description
3GPP
Third Generation Partnership Project
CCDF
Complementary Cumulative Distribution Function
CW
Continuous Wave
DPCH
Dedicated Physical CHannel
IS-95
Interim Standard 95
LDMOS
Laterally Diffused Metal-Oxide Semiconductor
MMIC
Monolithic Microwave Integrated Circuit
PA
Power Amplifier
PAR
Peak-to-Average power Ratio
PDPCH
transmission Power of the Dedicated Physical CHannel
RF
Radio Frequency
VSWR
Voltage Standing-Wave Ratio
W-CDMA
Wideband Code Division Multiple Access
13. Revision history
Table 12.
Revision history
Document ID
Release date Data sheet status
BLM6G22-30_BLM6G22-30G_3 20081121
Modifications:
•
Change
notice
Preliminary data sheet -
Supersedes
BLM6G22-30_BLM6G22-30G_2
Figure 5: updated
BLM6G22-30_BLM6G22-30G_2 20080904
Preliminary data sheet -
BLM6G22-30_BLM6G22-30G_1
BLM6G22-30_BLM6G22-30G_1 20080303
Objective data sheet
-
-
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
10 of 12
BLM6G22-30; BLM6G22-30G
NXP Semiconductors
W-CDMA 2100 MHz to 2200 MHz power MMIC
14. Legal information
14.1 Data sheet status
Document status[1][2]
Product status[3]
Definition
Objective [short] data sheet
Development
This document contains data from the objective specification for product development.
Preliminary [short] data sheet
Qualification
This document contains data from the preliminary specification.
Product [short] data sheet
Production
This document contains the product specification.
[1]
Please consult the most recently issued document before initiating or completing a design.
[2]
The term ‘short data sheet’ is explained in section “Definitions”.
[3]
The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status
information is available on the Internet at URL http://www.nxp.com.
14.2 Definitions
Draft — The document is a draft version only. The content is still under
internal review and subject to formal approval, which may result in
modifications or additions. NXP Semiconductors does not give any
representations or warranties as to the accuracy or completeness of
information included herein and shall have no liability for the consequences of
use of such information.
Short data sheet — A short data sheet is an extract from a full data sheet
with the same product type number(s) and title. A short data sheet is intended
for quick reference only and should not be relied upon to contain detailed and
full information. For detailed and full information see the relevant full data
sheet, which is available on request via the local NXP Semiconductors sales
office. In case of any inconsistency or conflict with the short data sheet, the
full data sheet shall prevail.
14.3 Disclaimers
General — Information in this document is believed to be accurate and
reliable. However, NXP Semiconductors does not give any representations or
warranties, expressed or implied, as to the accuracy or completeness of such
information and shall have no liability for the consequences of use of such
information.
Right to make changes — NXP Semiconductors reserves the right to make
changes to information published in this document, including without
limitation specifications and product descriptions, at any time and without
notice. This document supersedes and replaces all information supplied prior
to the publication hereof.
Suitability for use — NXP Semiconductors products are not designed,
authorized or warranted to be suitable for use in medical, military, aircraft,
space or life support equipment, nor in applications where failure or
malfunction of an NXP Semiconductors product can reasonably be expected
to result in personal injury, death or severe property or environmental
damage. NXP Semiconductors accepts no liability for inclusion and/or use of
NXP Semiconductors products in such equipment or applications and
therefore such inclusion and/or use is at the customer’s own risk.
Applications — Applications that are described herein for any of these
products are for illustrative purposes only. NXP Semiconductors makes no
representation or warranty that such applications will be suitable for the
specified use without further testing or modification.
Limiting values — Stress above one or more limiting values (as defined in
the Absolute Maximum Ratings System of IEC 60134) may cause permanent
damage to the device. Limiting values are stress ratings only and operation of
the device at these or any other conditions above those given in the
Characteristics sections of this document is not implied. Exposure to limiting
values for extended periods may affect device reliability.
Terms and conditions of sale — NXP Semiconductors products are sold
subject to the general terms and conditions of commercial sale, as published
at http://www.nxp.com/profile/terms, including those pertaining to warranty,
intellectual property rights infringement and limitation of liability, unless
explicitly otherwise agreed to in writing by NXP Semiconductors. In case of
any inconsistency or conflict between information in this document and such
terms and conditions, the latter will prevail.
No offer to sell or license — Nothing in this document may be interpreted
or construed as an offer to sell products that is open for acceptance or the
grant, conveyance or implication of any license under any copyrights, patents
or other industrial or intellectual property rights.
14.4 Trademarks
Notice: All referenced brands, product names, service names and trademarks
are the property of their respective owners.
15. Contact information
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: [email protected]
BLM6G22-30_BLM6G22-30G_3
Preliminary data sheet
© NXP B.V. 2008. All rights reserved.
Rev. 03 — 21 November 2008
11 of 12
NXP Semiconductors
BLM6G22-30; BLM6G22-30G
W-CDMA 2100 MHz to 2200 MHz power MMIC
16. Contents
1
1.1
1.2
2
2.1
2.2
3
4
5
6
7
8
8.1
8.2
8.3
9
10
11
11.1
11.2
12
13
14
14.1
14.2
14.3
14.4
15
16
Product profile . . . . . . . . . . . . . . . . . . . . . . . . . . 1
General description. . . . . . . . . . . . . . . . . . . . . . 1
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Pinning information . . . . . . . . . . . . . . . . . . . . . . 2
Pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Pin description . . . . . . . . . . . . . . . . . . . . . . . . . 2
Ordering information . . . . . . . . . . . . . . . . . . . . . 2
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 3
Thermal characteristics. . . . . . . . . . . . . . . . . . . 3
Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Application information. . . . . . . . . . . . . . . . . . . 4
Ruggedness . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Impedance information . . . . . . . . . . . . . . . . . . . 4
Performance curves . . . . . . . . . . . . . . . . . . . . . 5
Test information . . . . . . . . . . . . . . . . . . . . . . . . . 7
Package outline . . . . . . . . . . . . . . . . . . . . . . . . . 8
Handling information. . . . . . . . . . . . . . . . . . . . 10
ESD protection . . . . . . . . . . . . . . . . . . . . . . . . 10
Moisture sensitivity . . . . . . . . . . . . . . . . . . . . . 10
Abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Revision history . . . . . . . . . . . . . . . . . . . . . . . . 10
Legal information. . . . . . . . . . . . . . . . . . . . . . . 11
Data sheet status . . . . . . . . . . . . . . . . . . . . . . 11
Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Contact information. . . . . . . . . . . . . . . . . . . . . 11
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
© NXP B.V. 2008.
All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: [email protected]
Date of release: 21 November 2008
Document identifier: BLM6G22-30_BLM6G22-30G_3