UQQ-12 Datasheet, PDF (4/18 Pages) Murata Manufacturing Co., Ltd. – Wide Input Range Single Output DC-DC Converters

UQQ Series
Wide Input Range Single Output DC-DC Converters
FUNCTIONAL SPECIFICATIONS (CONTINUED)
INPUT
Input Voltage Range
Start-up Threshold
Undervoltage Shutdown
Overvoltage Shutdown
Reflected (back) ripple current (2)
Input Current
Full load conditions
Inrush transient
Output short circuit
No load
Low line (VIN = min.)
Standby mode
(Off, UV, OT shutdown)
Internal Input Filter Type
Reverse Polarity Protection
Remote On/Off Control (5)
Positive logic (“P” suffix)
Negative logic (“N” suffix)
On/Off Current
OUTPUT
Voltage Output Range
Voltage Output Accuracy
(50% load)
Adjustment Range
Temperature Coefficient
Minimum Loading
Remote Sense Compensation
Ripple/noise (20MHz bandwidth)
Line/Load Regulation
Efficiency
Maximum Capacitive Loading
Low ESR <0.02Ωmax., resistive load
Isolation Voltage
Input to Output
Input fo baseplate
Baseplate to Output
Isolation resistance
Isolation capacitance
Isolation safety rating
Current limit inception
(98% of VOUT, after warmup)
Short Circuit Protection Method
Short Circuit Current
Short Circuit Duration
Overvoltage Protection
via magnetic feedback
UQQ-12/8-Q48
UQQ-15/7-Q12
UQQ-24/4-Q12
17.5 Volts
16.0 Volts
None
15mAp-p
See ordering guide
9.0 Volts (18)
8.0 Volts
38.5 Volts
50mAp-p
9.0 Volts (18)
8.0 Volts
None
50mAp-p
100mA
70mA
5.93A
30mA
PI-type
External Fusing
Required (15)
See ordering guide
0.1A²sec
250mA
250mA
12.9 Amps
30mA
L-C
External Fusing
Required (15)
250mA
120mA
10.73 Amps
5mA
L-C
External Fusing
Required (15)
OFF = Ground pin to +0.8V max. ON = open or +3.5-15V max.
OFF = open or +5 to +VIN max. ON = Ground pin to +0.8V max. (16)
1 mA
See ordering guide
±1.25% of VNOM
±1% of VNOM
±1% of VNOM
–20 to +10% of VNOM
+10% of Vout max.
–20 to +10% of VNOM
±0.02% of
VOUT range/°C
No minimum loading
+10% of Vout max.
±10% of VNOM
+10% of Vout max.
See ordering guide
2200μF
4700μF
1500μF max
2250 VDC min.
1500 VDC min.
500 VDC min.
100M
1000 pF
11.5 Amps
2000 VDC min.
1500 VDC min.
1500 VDC min.
100M
1000 pF
Basic insulation
9.5 Amps
2000 VDC min.
1500 VDC min.
1500 VDC min.
100M
1000 pF
5.75 Amps
Current limiting, hiccup autorestart. Remove overload for recovery
0.1 Amps
0.5 Amps
0.5 Amps
Continuous, output shorted to ground (no damage)
15 Volts
18 Volts
29 Volts
Absolute Maximum Ratings
Input Voltage
12V models 48V models
Continuous
0 to +36V
0 to +75V
Transient (100msec)
+50V
+100V
On/Off Control
0V min to +15V max.
Input Reverse Polarity Protection Install external fuse.
Output Overvoltage
VOUT +20% max.
Output Current ⁽⁷⁾
Current-limited. Devices can
withstand sustained short circuit
without damage.
Storage Temperature
–55 to +125°C
Lead Temperature
See soldering guidelines
Absolute maximums are stress ratings. Exposure of devices to greater than
any of these conditions may adversely affect long-term reliability. Proper
operation under conditions other than those listed in the Performance/
Functional Specifications Table is not implied or recommended.
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MDC_UQQ.D03 Page 4 of 18