Technical Specification
Quarter
24V 15V
6.7A
out
in
Brick
PQ24150QGA07 ELECTRICAL CHARACTERISTICS
TA=25°C, airflow rate=300 LFM, Vin=24Vdc, nominal Vout unless otherwise noted; full operating temperature range is -40°C to
+115°C ambient temperature with appropriate power derating. Specifications subject to change without notice.
PARAMETER
NOTES and CONDITIONS
PQ24150QGA07
Min.
18
Typ.
Max.
Units
V
INPUT CHARACTERISTICS
Operating Input Voltage Range
Input Under-Voltage Lockout
Turn-On Voltage Threshold
Turn-Off Voltage Threshold
Lockout Hysteresis Voltage
Maximum Input Current
No-Load Input Current
24
36
15.5
14.0
1.0
16.0
14.5
1.5
16.5
15.0
2.0
6.4
300
3
V
V
V
100% Load, 18Vin
A
150
1.6
10
mA
mA
mA
Off Converter Input Current
Input Reflected-Ripple Current
OUTPUT CHARACTERISTICS
Output Voltage Set Point
Output Voltage Regulation
Over Line
P-P thru 3.3µH inductor; Figures 13 & 15
14.77
14.47
15.00
15.23
V
+
+
+
+
0.04 (6)
0.04 (6)
0.2 (30) % (mV)
0.2 (30) % (mV)
Over Load
+
+
300
Over Temperature
112
mV
V
Total Output Voltage Range
Output Voltage Ripple and Noise
Peak-to-Peak
over sample line, load and temperature
20MHz bandwidth; Figures 13 & 16
Full Load, 1µF ceramic, 10µF tantalum
Full Load, 1µF ceramic, 10µF tantalum
15.54
75
15
150
30
mV
mV
A
RMS
Operating Output Current Range
Output DC Current-Limit Inception
Short-Circuit Protection (redundant shutdown)
DYNAMIC CHARACTERISTICS
Input Voltage Ripple Rejection
Output Voltage Current Transient
Positive Step Change in Output Current
Negative Step Change in Output Current
Settling Time to within 1% Vout nominal
Turn-On Transient
0
7
6.67
9
Output Voltage 10% Low; Fig. 17 & 18
8
A
14
16
18
A
120 Hz; Figure 20
470µF load cap, 5A/µs; Figure 12
50% Io to 75% Io
55
dB
700
700
700
mV
mV
µs
75% Io to 50% Io
Turn-On Time
Full load, Vout=90% nom.; Figs 9 & 10
-40°C to +125°C; Figure F
4
8
12
215
ms
ms
µF
Start-Up Inhibit Period
180
200
Maximum Output Capacitance
EFFICIENCY
Full load; 5% overshoot of Vout at startup
2,000
100% Load
Figure 1
87
88
%
%
50% Load
TEMPERATURE LIMITS FOR POWER DERATING CURVES
Semiconductor Junction Temperature
Board Temperature
Plastic Package rated to 150°C
Board rated to 165°C
Figures 5 - 8
125
125
125
°C
°C
°C
Transformer Temperature
ISOLATION CHARACTERISTICS
Isolation Voltage
2000
10
V
Isolation Resistance
M
Ω
Isolation Capacitance
470
300
pF
FEATURE CHARACTERISTICS
Switching Frequency
280
320
kHz
ON/OFF Control (Option P)
Off-State Voltage
-2
0.8
18
V
V
On-State Voltage
2.4
ON/OFF Control (Option N)
Off-State Voltage
2.4
-2
18
V
V
On-State Voltage
0.8
ON/OFF Control (Either Option)
Pull-Up Voltage
See circuit diagram; Figure B
Pull up to Vin/3
Vin/3
33
9.6
V
Pull-Up Resistance
k
Ω
Output Voltage Trim Range
Output Over-Voltage Protection
Over-Temperature Shutdown
Across Pins 8 & 4; Figures C & D
Over full temp range; % of nominal Vout
Average PCB Temperature
-20
+10
127
%
117
122
125
%
°C
Patents: SynQor is protected under various patents, including but not limited to U.S. Patent # 5,999,417.
Product # PQ24150QGA07 Phone 1-888-567-9596 Doc.# 005-2QG215D_A
3/1/02
Page 3
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