unr-1.5 C&D Technologies., unr-1.5 Datasheet - Page 2

• Manufacturer Part Number: unr-1.5
• Description: 8 And 10 Amp Dc/dc Converters
• Manufacturer: C&D Technologies.

www.murata-ps.com
Root Model ➅
UNR-1.5/10-D3T
UNR-1.5/10-D3SM
UNR-1.8/10-D3T
UNR-1.8/10-D3SM
UNR-2.5/10-D3T
UNR-2.5/10-D3SM
Performance Specifications and Ordering Guide
➀ Typical at T
➁ Ripple/Noise (R/N) is tested/specified over a 20MHz bandwidth. Output noise may be further
M E C H A N I C A L S P E C I F I C A T I O N S
reduced by installing additional external output caps. See I/O Filtering and Noise Reduction.
T E M P E R A T U R E D E R A T I N G
noted. All models are tested and specified with an external 470µF input capacitor with a 20mΩ
ESR and a 6Arms ripple-current rating, as well as a 22µF output capacitor with a 200mΩ ESR.
See I/O Filtering and Noise Reduction for more details.
(9.91)
0.39
28
24
20
16
12
8
4
0
–40
See Temperature Derating section in Technical Notes for more details
0.20 MIN
(5.08)
0.300
(7.62)
UNR-2.5/10-D3
UNR-1.5/10-D3
A
UNR-1.8/10-D3
0
= +25°C under nominal line voltage and full-load conditions, unless otherwise
40
2
1
45
(Volts)
V
1.5
1.5
1.8
1.8
2.5
2.5
OUT
DIMENSIONS IN INCHES (MM)
50
Case C16A2
Pinout P23
BOTTOM VIEW
(50.80)
(45.72)
Ambient Temperature (
1.800
55
2.00
(Amps)
I
OUT
10
10
10
10
10
10
60
65
3
4
5
6
7
70
Typ.
80
80
80
80
80
80
R/N (mVp-p) ➁
Output
75
˚
4 EQ. SP. @
0.200 (5.08)
C)
(20.32)
(2.54)
0.800
0.10
PINS 1-2, 4: 0.040 ±0.002
PINS 3, 5-7: 0.062 ±0.002
(2.54)
0.10
80
INSULATED BASE
METAL CASE
Max.
125
125
125
125
125
125
85
➀
(25.40)
1.00
(1.016 ±0.051)
(1.575 ±0.051)
.
90
±0.1%
±0.1%
±0.1%
±0.1%
±0.1%
±0.1%
Line
95
Regulation (Max.)
100
Load ➂
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
±0.5%
➂ These devices have no minimum-load requirements and will regulate under no-load conditions.
➃ Nominal line voltage, no-load/full-load conditions.
➄ The lowest input voltage for startup under full load is 3.1V minimum. Once started, the input voltage
➅ These are only partial model numbers. Refer to the part number structure when ordering.
(12.70)
0.500
P A R T N U M b E R S T R U C T U R E
may decay to 3.0V. Lighter loads will allow 3.0V startup.
Output Configuration:
U = Unipolar
(10.92)
(2.54)
0.100
0.300
(7.62)
0.43
V
Single Output, Non-Isolated, 3.3V
(Volts)
IN
3.3
3.3
3.3
3.3
3.3
3.3
Nom.
Non-Isolated
Nominal Output Voltage:
4
3
2
1
U NR
1.5, 1.8 or 2.5 Volts
DIMENSIONS ARE IN INCHES (MM)
Pin
1
2
3
4
5
6
7
8
9
Technical enquiries email: [e-mail], tel:
Range ➄
(Volts)
3.0-3.6
3.0-3.6
3.0-3.6
3.0-3.6
3.0-3.6
3.0-3.6
Input
* Contact Murata Power Solutions Technologies (DATEL) for availability.
METAL CASE
On/Off Control
Function P23
Output Return
Pinout P25
Logic Ground
Input Return
Case C18
TOP VIEW
-
+Output
No Pin
No Pin
(50.80)
+Input
Trim
1.8
2.00
INSULATED BASE
Maximum Rated Output
I/O Connections
Current in Amps
375/5.74
375/5.74
275/6.38
275/6.38
370/8.51
370/8.51
(mA/A)
I
IN
/
➃
10
8 and 10 Amp DC/DC Converters
UNR D3 SERIES
Input Voltage Range:
-
On/Off Control
Function P25
Output Return
Logic Ground
Input Return
D3 SM
D3 = 3.0 to 3.6 Volts (3.3V nominal)
9
8
7
6
5
+Output
82.5%
+Input
Min.
80%
80%
83%
85%
85%
N.C.
N.C.
Trim
Efficiency
Packaging:
0.015
(0.38)
4 EQ. SP. @
0.200 (5.08)
(2.79)
T = Through-Hole Package
SM = Surface-Mount Package
0.110
0.060
(1.52)
MDC_UNR15-25W Page 2 of 8
IN
(20.32)
(2.54)
0.800
0.110
(2.79)
0.10
RoHS-6 compliant*
-
to 1.5/1.8/2.5V
83.5%
83.5%
85.5%
85.5%
Typ.
89%
89%
C
(25.40)
1.00
[phone]
0.055
(1.40)
C16A2, P23
C16A2, P23
C16A2, P23
C18, P25
C18, P25
C18, P25
Package
Pinout)
(Case,
0.015
(0.38)
OUT