PIP212-12M Datasheet, PDF (9/21 Pages) NXP Semiconductors – DC-to-DC converter powertrain

NXP Semiconductors
PIP212-12M
DC-to-DC converter powertrain
12
P_tot
(W)
10
8
6
4
2
003aab391
f_i = 1 MHz
f_i = 500 KHz
1.3
a
1.2
1.1
1.0
003aaa834
0
0
10
20
30
40
I_O (A)
0.9
0
4
8
12
16
V_DDO (V)
V_DDC = 12 V; V_DDO = 12 V; V_O = 1.3 V; V_DDG = 5 V
Fig 4. Total power dissipation as a function of average
output current; typical values
V_DDC = 12 V; V_O = 1.3 V; f_i = 1 MHz; I_O(AV) = 25 A;
V_DDG = 5 V
a = ----------------^P----^t--^o---^t---------------
P_{tot(V DDO = 12 V)}
Fig 5. Normalized power dissipation as a function of
output stage supply voltage; typical values
003aaa835
003aaa836
1.8
1.2
b
c
1.6
1.0
1.4
1.2
0.8
1.0
0.8
0
2
4
6
V_O (V)
V_DDC = 12 V; V_DDO = 12 V; f_i = 1 MHz; I_O(AV) = 25 A;
V_DDG = 5 V
b = --------------^P----^t-^o---^t-------------
P_{tot(V O = 1.3 V)}
Fig 6. Normalized power dissipation as a function of
output voltage; typical values
0.6
200
400
600
800
1000
f (kHz)
V_DDC = 12 V; V_DDO = 1.3 V; V_O = 1.3 V; I_O(AV) = 25 A;
V_DDG = 5 V
c = --------------^P----^t--^o--^t--------------
P_{tot( f i = 1 MHz)}
Fig 7. Normalized power dissipation as a function of
input frequency; typical values
PIP212-12M_4
Product data sheet
Rev. 04 — 23 October 2006
© NXP B.V. 2006. All rights reserved.
9 of 21