參數(shù)資料
型號： PMM8218TSR
廠商： ERICSSON POWER MODULES AB
元件分類： 電源模塊
英文描述： 1-OUTPUT 50 W DC-DC REG PWR SUPPLY MODULE
封裝： ROHS COMPLIANT PACKAGE-20
文件頁數(shù)： 30/34頁
文件大?。?/td> 1801K
代理商： PMM8218TSR
Limited Internal
PRODUCT SPEC.
2 (22)
Prepared (also subject responsible if other)
No.
SEC/D KEVIN YAN
2/1301-BMR 651 8 Uen
Approved
Checked
Date
Rev
Reference
SEC/D LINDA
2006-3-3
PA1
1.0 V/50 A Electrical Specification
PMM 8218T
Tref = -40 to +85C, VI = 8.0 to 14.0 V, Radj = 38.3 k, unless otherwise specified under Conditions.
Typical values given at: Tref = +25°C, VI= 12.0 V, max IO , unless otherwise specified under Conditions.
Additional Cin= 1000F and Cout= 660F. See Operating Information section for selection of capacitor types.
Connect the sense pin, where available, to the output pin.
Characteristics
Conditions
min
typ
max
Unit
VI
Input voltage range
8.0
14.0
V
On-threshold
7.5
UVLO
Undervoltage lockout
Pin 8 open
Hysterisis
1
V
CI
Internal input capacitance
80
F
PO
Output power
0
50
W
50 % of max IO
85.9
η
Efficiency
max IO
82.5
%
Pd
Power Dissipation
max IO
10.6
W
Pli
Input idling power
IO= 0, VI = 12.0 V
1360
mW
Pinh
Input standby power
VI = 12.0 V (turned off with INHIBIT)
420
mW
IS
Static Input current
VI = 12.0 V, max IO
5.1
A
fs
Switching frequency
0-100 % of max IO
900
1050
1200
kHz
VOi
Output voltage initial setting and
accuracy
Tref = +25°C, VI = 12.0 V, max IO
0.980
1.000
1.020
V
Output voltage tolerance band
10-100 % of max IO
0.970
1.030
V
Idling voltage
IO = 0
0.998
V
Line regulation
max IO
±5
mV
VO
Load regulation
VI = 12.0 V, 0-100 % of max IO
±5
mV
Vtr
Load transient
voltage deviation
±75
mV
ttr
Load transient recovery time
VI = 12.0 V, Load step 50-100-50 %
of max IO, di/dt = 1 A/s,
see Note 1
100
s
tr
Ramp-up time
(from 1090 % of V
Oi)
2.2
ms
ts
Start-up time
(from V
I connection to 90% of VOi)
max IO
6.4
ms
Max IO
10
s
tf
Ramp-down time
(from 9010 % of V
Oi)
IO = 0.1 A
25.1
ms
INHIBIT start-up time
Max IO
5.6
ms
Max IO
30
s
tInh
INHIBIT shutdown fall time
(From INHIBIT off to 10% of VO)
IO = 0.1 A
3.8
ms
IO
Output current
0
50
A
Ilim
Current limit threshold
Tref < max Tref,
95
A
VOac
Output ripple & noise
See ripple & noise section,
max IO, VOi
15
mVp-p
Note 1: Output filter according to Ripple & Noise section
E
PMM 8000 series
POL regulator, Input 8-14 V, Output 50 A/275 W
EN/LZT 146 339 R1A April 2006
Ericsson Power Modules AB
Technical Specication
5
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